c[?7lSeaBIOS (version rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org) iPXE (http://ipxe.org) 00:03.0 CA00 PCI2.10 PnP PMM+7FF8F030+7FEEF030 CA00 Press Ctrl-B to configure iPXE (PCI 00:03.0)... Booting from ROM... c[?7l[ 0.000000] Linux version 6.2.0-rc7-4ec5183ec486 (root@p-mtlp02) (gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-18), GNU ld version 2.36.1-2.el8) #1 SMP PREEMPT_DYNAMIC Mon Feb 6 10:18:07 CST 2023 [ 0.000000] Command line: console=ttyS0 root=/dev/sda earlyprintk=serial net.ifnames=0 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Hygon HygonGenuine [ 0.000000] Centaur CentaurHauls [ 0.000000] zhaoxin Shanghai [ 0.000000] x86/split lock detection: #DB: warning on user-space bus_locks [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x200: 'Protection Keys User registers' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: xstate_offset[9]: 832, xstate_sizes[9]: 8 [ 0.000000] x86/fpu: Enabled xstate features 0x207, context size is 840 bytes, using 'compacted' format. [ 0.000000] signal: max sigframe size: 3632 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdffff] usable [ 0.000000] BIOS-e820: [mem 0x000000007ffe0000-0x000000007fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] printk: bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.8 present. [ 0.000000] DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 0.000000] Hypervisor detected: KVM [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000011] kvm-clock: using sched offset of 874724882 cycles [ 0.001043] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004172] tsc: Detected 1190.400 MHz processor [ 0.014139] last_pfn = 0x7ffe0 max_arch_pfn = 0x400000000 [ 0.014721] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.026883] found SMP MP-table at [mem 0x000f5a90-0x000f5a9f] [ 0.027590] Using GB pages for direct mapping [ 0.029866] ACPI: Early table checksum verification disabled [ 0.030438] ACPI: RSDP 0x00000000000F5870 000014 (v00 BOCHS ) [ 0.030997] ACPI: RSDT 0x000000007FFE1959 000034 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.031809] ACPI: FACP 0x000000007FFE1805 000074 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.032620] ACPI: DSDT 0x000000007FFE0040 0017C5 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.033418] ACPI: FACS 0x000000007FFE0000 000040 [ 0.033862] ACPI: APIC 0x000000007FFE1879 000080 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.034665] ACPI: HPET 0x000000007FFE18F9 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.035459] ACPI: WAET 0x000000007FFE1931 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.036250] ACPI: Reserving FACP table memory at [mem 0x7ffe1805-0x7ffe1878] [ 0.036894] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe1804] [ 0.037550] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.038215] ACPI: Reserving APIC table memory at [mem 0x7ffe1879-0x7ffe18f8] [ 0.038868] ACPI: Reserving HPET table memory at [mem 0x7ffe18f9-0x7ffe1930] [ 0.039525] ACPI: Reserving WAET table memory at [mem 0x7ffe1931-0x7ffe1958] [ 0.041261] No NUMA configuration found [ 0.041631] Faking a node at [mem 0x0000000000000000-0x000000007ffdffff] [ 0.042370] NODE_DATA(0) allocated [mem 0x7ffb5000-0x7ffdffff] [ 0.074683] Zone ranges: [ 0.074975] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.075558] DMA32 [mem 0x0000000001000000-0x000000007ffdffff] [ 0.076135] Normal empty [ 0.076409] Device empty [ 0.076683] Movable zone start for each node [ 0.077079] Early memory node ranges [ 0.077411] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.077992] node 0: [mem 0x0000000000100000-0x000000007ffdffff] [ 0.078583] Initmem setup node 0 [mem 0x0000000000001000-0x000000007ffdffff] [ 0.079260] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.079367] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.091618] On node 0, zone DMA32: 32 pages in unavailable ranges [ 0.384337] kasan: KernelAddressSanitizer initialized [ 0.385781] ACPI: PM-Timer IO Port: 0x608 [ 0.386246] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.386927] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.387640] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.388268] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.388919] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.389578] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.390245] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.390932] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.391568] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.392085] TSC deadline timer available [ 0.392479] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.393107] kvm-guest: KVM setup pv remote TLB flush [ 0.393599] kvm-guest: setup PV sched yield [ 0.394178] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.394914] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.395638] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.396369] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.397103] [mem 0x80000000-0xfeffbfff] available for PCI devices [ 0.397694] Booting paravirtualized kernel on KVM [ 0.398240] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns [ 0.399273] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.401976] percpu: Embedded 80 pages/cpu s290816 r8192 d28672 u1048576 [ 0.402977] kvm-guest: PV spinlocks enabled [ 0.403400] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.404184] Fallback order for Node 0: 0 [ 0.404616] Built 1 zonelists, mobility grouping on. Total pages: 515808 [ 0.405278] Policy zone: DMA32 [ 0.405580] Kernel command line: net.ifnames=0 console=ttyS0 root=/dev/sda earlyprintk=serial net.ifnames=0 [ 0.407534] random: crng init done [ 0.409752] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.411650] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.413161] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.429278] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.479570] Memory: 1631820K/2096632K available (71680K kernel code, 14007K rwdata, 16476K rodata, 14104K init, 20784K bss, 464556K reserved, 0K cma-reserved) [ 0.482002] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.482627] kmemleak: Kernel memory leak detector disabled [ 0.483366] ftrace: allocating 68501 entries in 268 pages [ 0.535878] ftrace: allocated 268 pages with 3 groups [ 0.543358] Dynamic Preempt: voluntary [ 0.544199] Running RCU self tests [ 0.544540] rcu: Preemptible hierarchical RCU implementation. [ 0.545074] rcu: RCU lockdep checking is enabled. [ 0.545518] rcu: RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=2. [ 0.546155] Trampoline variant of Tasks RCU enabled. [ 0.546633] Rude variant of Tasks RCU enabled. [ 0.547063] Tracing variant of Tasks RCU enabled. [ 0.547522] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies. [ 0.548224] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.602258] NR_IRQS: 524544, nr_irqs: 440, preallocated irqs: 16 [ 0.603409] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.612456] Console: colour VGA+ 80x25 [ 0.612902] printk: console [ttyS0] enabled [ 0.612902] printk: console [ttyS0] enabled [ 0.613684] printk: bootconsole [earlyser0] disabled [ 0.613684] printk: bootconsole [earlyser0] disabled [ 0.614616] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.615336] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.615723] ... MAX_LOCK_DEPTH: 48 [ 0.616109] ... MAX_LOCKDEP_KEYS: 8192 [ 0.616521] ... CLASSHASH_SIZE: 4096 [ 0.616932] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.617350] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.617769] ... CHAINHASH_SIZE: 32768 [ 0.618200] memory used by lock dependency info: 6365 kB [ 0.618715] memory used for stack traces: 4224 kB [ 0.619164] per task-struct memory footprint: 1920 bytes [ 0.619769] ACPI: Core revision 20221020 [ 0.620657] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 0.621734] APIC: Switch to symmetric I/O mode setup [ 0.622418] x2apic enabled [ 0.622893] Switched APIC routing to physical x2apic. [ 0.623370] kvm-guest: setup PV IPIs [ 0.624923] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.625534] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1128af0325d, max_idle_ns: 440795261011 ns [ 0.626680] Calibrating delay loop (skipped) preset value.. 2380.80 BogoMIPS (lpj=4761600) [ 0.627457] pid_max: default: 32768 minimum: 301 [ 0.628142] LSM: initializing lsm=capability,yama,integrity [ 0.628693] Yama: becoming mindful. [ 0.629449] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 0.630682] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 0.633748] CPU0: Thermal monitoring enabled (TM1) [ 0.638716] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.640102] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.640665] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.641294] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.642066] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! [ 0.642687] Spectre V2 : Mitigation: Enhanced IBRS [ 0.643111] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.643821] Spectre V2 : Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT [ 0.644494] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.645244] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 0.646657] MMIO Stale Data: Unknown: No mitigations [ 0.835529] Freeing SMP alternatives memory: 56K [ 0.836841] smpboot: CPU0: Genuine Intel(R) 0000 (family: 0x6, model: 0xaa, stepping: 0x1) [ 0.839234] cblist_init_generic: Setting adjustable number of callback queues. [ 0.839922] cblist_init_generic: Setting shift to 1 and lim to 1. [ 0.840556] cblist_init_generic: Setting shift to 1 and lim to 1. [ 0.841192] cblist_init_generic: Setting shift to 1 and lim to 1. [ 0.841831] Running RCU-tasks wait API self tests [ 0.943018] Performance Events: generic architected perfmon, full-width counters, Intel PMU driver. [ 0.944869] ... version: 2 [ 0.945546] ... bit width: 48 [ 0.945911] ... generic registers: 8 [ 0.946261] ... value mask: 0000ffffffffffff [ 0.946668] ... max period: 00007fffffffffff [ 0.947124] ... fixed-purpose events: 3 [ 0.947473] ... event mask: 00000007000000ff [ 0.948772] rcu: Hierarchical SRCU implementation. [ 0.949200] rcu: Max phase no-delay instances is 1000. [ 0.954282] smp: Bringing up secondary CPUs ... [ 0.954706] Callback from call_rcu_tasks_trace() invoked. [ 0.956061] x86: Booting SMP configuration: [ 0.956444] .... node #0, CPUs: #1 [ 0.018605] smpboot: CPU 1 Converting physical 0 to logical die 1 [ 0.963128] smp: Brought up 1 node, 2 CPUs [ 0.963251] smpboot: Max logical packages: 2 [ 0.963637] smpboot: Total of 2 processors activated (4761.60 BogoMIPS) [ 0.971129] devtmpfs: initialized [ 0.971784] x86/mm: Memory block size: 128MB [ 0.984172] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns [ 0.984444] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 0.987245] pinctrl core: initialized pinctrl subsystem [ 0.989191] [ 0.989348] ************************************************************* [ 0.989949] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.990548] ** ** [ 0.990662] ** IOMMU DebugFS SUPPORT HAS BEEN ENABLED IN THIS KERNEL ** [ 0.991261] ** ** [ 0.991869] ** This means that this kernel is built to expose internal ** [ 0.992471] ** IOMMU data structures, which may compromise security on ** [ 0.993070] ** your system. ** [ 0.993677] ** ** [ 0.994273] ** If you see this message and you are not debugging the ** [ 0.994660] ** kernel, report this immediately to your vendor! ** [ 0.995267] ** ** [ 0.995871] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.996473] ************************************************************* [ 0.997165] PM: RTC time: 14:15:02, date: 2023-02-07 [ 1.004505] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.006405] DMA: preallocated 256 KiB GFP_KERNEL pool for atomic allocations [ 1.006711] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations [ 1.007588] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations [ 1.008567] audit: initializing netlink subsys (disabled) [ 1.009335] audit: type=2000 audit(1675779303.842:1): state=initialized audit_enabled=0 res=1 [ 1.012191] thermal_sys: Registered thermal governor 'fair_share' [ 1.012202] thermal_sys: Registered thermal governor 'bang_bang' [ 1.012878] thermal_sys: Registered thermal governor 'step_wise' [ 1.013524] thermal_sys: Registered thermal governor 'user_space' [ 1.014274] cpuidle: using governor ladder [ 1.015123] cpuidle: using governor menu [ 1.016121] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.017522] PCI: Using configuration type 1 for base access [ 1.019622] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 1.390936] Callback from call_rcu_tasks_rude() invoked. [ 1.439595] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 1.440253] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 1.440840] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 1.441439] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 1.449146] ACPI: Added _OSI(Module Device) [ 1.449587] ACPI: Added _OSI(Processor Device) [ 1.449990] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.450414] ACPI: Added _OSI(Processor Aggregator Device) [ 1.470489] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 1.478595] ACPI: Interpreter enabled [ 1.478876] ACPI: PM: (supports S0 S3 S4 S5) [ 1.479293] ACPI: Using IOAPIC for interrupt routing [ 1.479915] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.480772] PCI: Using E820 reservations for host bridge windows [ 1.482993] ACPI: Enabled 2 GPEs in block 00 to 0F [ 1.498772] Callback from call_rcu_tasks() invoked. [ 1.528226] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.528919] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI EDR HPX-Type3] [ 1.529687] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 1.530819] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 1.538057] acpiphp: Slot [3] registered [ 1.538635] acpiphp: Slot [4] registered [ 1.538861] acpiphp: Slot [5] registered [ 1.539450] acpiphp: Slot [6] registered [ 1.540018] acpiphp: Slot [7] registered [ 1.540582] acpiphp: Slot [8] registered [ 1.541159] acpiphp: Slot [9] registered [ 1.541748] acpiphp: Slot [10] registered [ 1.542317] acpiphp: Slot [11] registered [ 1.542839] acpiphp: Slot [12] registered [ 1.543415] acpiphp: Slot [13] registered [ 1.544036] acpiphp: Slot [14] registered [ 1.544618] acpiphp: Slot [15] registered [ 1.545209] acpiphp: Slot [16] registered [ 1.545803] acpiphp: Slot [17] registered [ 1.546703] acpiphp: Slot [18] registered [ 1.547322] acpiphp: Slot [19] registered [ 1.547933] acpiphp: Slot [20] registered [ 1.548545] acpiphp: Slot [21] registered [ 1.549175] acpiphp: Slot [22] registered [ 1.549772] acpiphp: Slot [23] registered [ 1.550383] acpiphp: Slot [24] registered [ 1.550822] acpiphp: Slot [25] registered [ 1.551447] acpiphp: Slot [26] registered [ 1.552051] acpiphp: Slot [27] registered [ 1.552673] acpiphp: Slot [28] registered [ 1.553308] acpiphp: Slot [29] registered [ 1.553956] acpiphp: Slot [30] registered [ 1.554580] acpiphp: Slot [31] registered [ 1.554758] PCI host bridge to bus 0000:00 [ 1.555246] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.556034] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.556808] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.557658] pci_bus 0000:00: root bus resource [mem 0x80000000-0xfebfffff window] [ 1.558513] pci_bus 0000:00: root bus resource [mem 0x100000000-0x17fffffff window] [ 1.558670] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.559575] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 1.571540] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 [ 1.573814] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 [ 1.576080] pci 0000:00:01.1: reg 0x20: [io 0xc040-0xc04f] [ 1.577467] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io 0x01f0-0x01f7] [ 1.578282] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io 0x03f6] [ 1.578664] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io 0x0170-0x0177] [ 1.579475] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io 0x0376] [ 1.580821] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 1.581920] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI [ 1.582670] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB [ 1.584046] pci 0000:00:02.0: [1234:1111] type 00 class 0x030000 [ 1.587217] pci 0000:00:02.0: reg 0x10: [mem 0xfd000000-0xfdffffff pref] [ 1.590785] pci 0000:00:02.0: reg 0x18: [mem 0xfebf0000-0xfebf0fff] [ 1.598509] pci 0000:00:02.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref] [ 1.599179] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 1.622355] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 [ 1.624108] pci 0000:00:03.0: reg 0x10: [mem 0xfebc0000-0xfebdffff] [ 1.626576] pci 0000:00:03.0: reg 0x14: [io 0xc000-0xc03f] [ 1.631897] pci 0000:00:03.0: reg 0x30: [mem 0xfeb80000-0xfebbffff pref] [ 1.682734] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 1.686310] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 1.688688] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 1.692102] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 1.694195] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 1.702509] iommu: Default domain type: Translated [ 1.702705] iommu: DMA domain TLB invalidation policy: lazy mode [ 1.713751] SCSI subsystem initialized [ 1.716445] ACPI: bus type USB registered [ 1.717744] usbcore: registered new interface driver usbfs [ 1.718930] usbcore: registered new interface driver hub [ 1.720202] usbcore: registered new device driver usb [ 1.722104] pps_core: LinuxPPS API ver. 1 registered [ 1.722677] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 1.724624] PTP clock support registered [ 1.726384] EDAC MC: Ver: 3.0.0 [ 1.734904] NetLabel: Initializing [ 1.735701] NetLabel: domain hash size = 128 [ 1.736624] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 1.738351] NetLabel: unlabeled traffic allowed by default [ 1.775938] PCI: Using ACPI for IRQ routing [ 1.777932] pci 0000:00:02.0: vgaarb: setting as boot VGA device [ 1.778652] pci 0000:00:02.0: vgaarb: bridge control possible [ 1.778652] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 1.778680] vgaarb: loaded [ 1.781707] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 1.782685] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 5.186218] clocksource: Switched to clocksource kvm-clock [ 5.192506] VFS: Disk quotas dquot_6.6.0 [ 5.193567] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 5.196527] pnp: PnP ACPI init [ 5.205728] pnp: PnP ACPI: found 6 devices [ 5.245240] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 5.248317] NET: Registered PF_INET protocol family [ 5.250790] IP idents hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 5.256334] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 73728 bytes, linear) [ 5.258327] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 5.260152] TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 5.263203] TCP bind hash table entries: 16384 (order: 9, 2359296 bytes, linear) [ 5.270876] TCP: Hash tables configured (established 16384 bind 16384) [ 5.273365] UDP hash table entries: 1024 (order: 5, 163840 bytes, linear) [ 5.275464] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, linear) [ 5.278293] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 5.281897] RPC: Registered named UNIX socket transport module. [ 5.283282] RPC: Registered udp transport module. [ 5.284268] RPC: Registered tcp transport module. [ 5.285249] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 5.286647] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 5.287988] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 5.289290] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 5.290769] pci_bus 0000:00: resource 7 [mem 0x80000000-0xfebfffff window] [ 5.292213] pci_bus 0000:00: resource 8 [mem 0x100000000-0x17fffffff window] [ 5.294645] pci 0000:00:01.0: PIIX3: Enabling Passive Release [ 5.295932] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 5.297432] PCI: CLS 0 bytes, default 64 [ 5.300166] ACPI: bus type thunderbolt registered [ 5.302155] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1128af0325d, max_idle_ns: 440795261011 ns [ 5.523262] Initialise system trusted keyrings [ 5.524121] Key type blacklist registered [ 5.525270] workingset: timestamp_bits=36 max_order=19 bucket_order=0 [ 5.526776] zbud: loaded [ 5.531097] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.535219] NFS: Registering the id_resolver key type [ 5.536270] Key type id_resolver registered [ 5.537119] Key type id_legacy registered [ 5.538091] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.539653] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.541855] fuse: init (API version 7.38) [ 5.543448] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 5.547543] 9p: Installing v9fs 9p2000 file system support [ 5.560800] Key type asymmetric registered [ 5.561775] Asymmetric key parser 'x509' registered [ 5.563260] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 5.565422] io scheduler mq-deadline registered [ 5.566639] io scheduler bfq registered [ 5.569342] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 5.572592] IPMI message handler: version 39.2 [ 5.573823] ipmi device interface [ 5.579097] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 5.581642] ACPI: button: Power Button [PWRF] [ 5.586110] ERST DBG: ERST support is disabled. [ 5.591147] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled [ 5.593883] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 5.623840] Linux agpgart interface v0.103 [ 5.626369] ACPI: bus type drm_connector registered [ 5.651621] brd: module loaded [ 5.666160] loop: module loaded [ 5.677015] scsi host0: ata_piix [ 5.679036] scsi host1: ata_piix [ 5.679739] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc040 irq 14 [ 5.680371] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc048 irq 15 [ 5.683204] tun: Universal TUN/TAP device driver, 1.6 [ 5.684119] e100: Intel(R) PRO/100 Network Driver [ 5.684573] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.685202] e1000: Intel(R) PRO/1000 Network Driver [ 5.685705] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.838937] ata1: found unknown device (class 0) [ 5.840529] ata1.00: ATA-7: QEMU HARDDISK, 2.5+, max UDMA/100 [ 5.841265] ata1.00: 16777216 sectors, multi 16: LBA48 [ 5.842330] ata2: found unknown device (class 0) [ 5.843489] ata2.00: ATAPI: QEMU DVD-ROM, 2.5+, max UDMA/100 [ 5.846033] scsi 0:0:0:0: Direct-Access ATA QEMU HARDDISK 2.5+ PQ: 0 ANSI: 5 [ 5.850469] sd 0:0:0:0: Attached scsi generic sg0 type 0 [ 5.850493] sd 0:0:0:0: [sda] 16777216 512-byte logical blocks: (8.59 GB/8.00 GiB) [ 5.852187] sd 0:0:0:0: [sda] Write Protect is off [ 5.852951] scsi 1:0:0:0: CD-ROM QEMU QEMU DVD-ROM 2.5+ PQ: 0 ANSI: 5 [ 5.853015] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.857298] sd 0:0:0:0: [sda] Preferred minimum I/O size 512 bytes [ 5.876631] scsi 1:0:0:0: Attached scsi generic sg1 type 5 [ 5.880336] sd 0:0:0:0: [sda] Attached SCSI disk [ 6.575401] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.919085] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 52:54:00:12:34:56 [ 6.919779] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection [ 6.920605] e1000e: Intel(R) PRO/1000 Network Driver [ 6.921056] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 6.921703] igb: Intel(R) Gigabit Ethernet Network Driver [ 6.922189] igb: Copyright (c) 2007-2014 Intel Corporation. [ 6.922952] PPP generic driver version 2.4.2 [ 6.924553] VFIO - User Level meta-driver version: 0.3 [ 6.926259] usbcore: registered new interface driver uas [ 6.926844] usbcore: registered new interface driver usb-storage [ 6.927714] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 6.929708] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 6.930258] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 6.932019] mousedev: PS/2 mouse device common for all mice [ 6.933760] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1 [ 6.936086] rtc_cmos 00:05: RTC can wake from S4 [ 6.936602] input: VirtualPS/2 VMware VMMouse as /devices/platform/i8042/serio1/input/input4 [ 6.939188] input: VirtualPS/2 VMware VMMouse as /devices/platform/i8042/serio1/input/input3 [ 6.940532] rtc_cmos 00:05: registered as rtc0 [ 6.941639] rtc_cmos 00:05: setting system clock to 2023-02-07T14:15:08 UTC (1675779308) [ 6.943925] rtc_cmos 00:05: alarms up to one day, y3k, 242 bytes nvram, hpet irqs [ 6.945607] i2c_dev: i2c /dev entries driver [ 6.946507] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 6.947648] device-mapper: uevent: version 1.0.3 [ 6.948546] device-mapper: ioctl: 4.47.0-ioctl (2022-07-28) initialised: dm-devel@redhat.com [ 6.949298] intel_pstate: CPU model not supported [ 6.950003] sdhci: Secure Digital Host Controller Interface driver [ 6.950589] sdhci: Copyright(c) Pierre Ossman [ 6.951215] sdhci-pltfm: SDHCI platform and OF driver helper [ 6.951831] ledtrig-cpu: registered to indicate activity on CPUs [ 6.953198] drop_monitor: Initializing network drop monitor service [ 6.988098] NET: Registered PF_INET6 protocol family [ 6.994286] Segment Routing with IPv6 [ 6.994792] In-situ OAM (IOAM) with IPv6 [ 6.995293] NET: Registered PF_PACKET protocol family [ 6.996176] 9pnet: Installing 9P2000 support [ 6.996747] Key type dns_resolver registered [ 6.999360] IPI shorthand broadcast: enabled [ 7.042778] sched_clock: Marking stable (7028063022, 14605865)->(7118898175, -76229288) [ 7.045560] registered taskstats version 1 [ 7.046538] Loading compiled-in X.509 certificates [ 7.047705] zswap: loaded using pool lzo/zbud [ 7.102407] Key type .fscrypt registered [ 7.103337] Key type fscrypt-provisioning registered [ 7.107338] Key type encrypted registered [ 7.107945] ima: No TPM chip found, activating TPM-bypass! [ 7.108569] ima: Allocated hash algorithm: sha1 [ 7.109169] ima: No architecture policies found [ 7.109791] evm: Initialising EVM extended attributes: [ 7.110331] evm: security.selinux [ 7.110723] evm: security.SMACK64 [ 7.111080] evm: security.SMACK64EXEC [ 7.111471] evm: security.SMACK64TRANSMUTE [ 7.111904] evm: security.SMACK64MMAP [ 7.112328] evm: security.apparmor [ 7.112691] evm: security.ima [ 7.113011] evm: security.capability [ 7.113393] evm: HMAC attrs: 0x1 [ 7.117077] PM: Magic number: 11:703:282 [ 7.117649] tty tty19: hash matches [ 7.119152] RAS: Correctable Errors collector initialized. [ 7.121611] md: Waiting for all devices to be available before autodetect [ 7.122126] md: If you don't use raid, use raid=noautodetect [ 7.122558] md: Autodetecting RAID arrays. [ 7.122946] md: autorun ... [ 7.123165] md: ... autorun DONE. [ 7.134376] EXT4-fs (sda): mounted filesystem 23a53bb9-f815-47a5-b74c-5e08f7731193 with ordered data mode. Quota mode: none. [ 7.135560] VFS: Mounted root (ext4 filesystem) readonly on device 8:0. [ 7.139091] devtmpfs: mounted [ 7.160501] Freeing unused decrypted memory: 2036K [ 7.169261] Freeing unused kernel image (initmem) memory: 14104K [ 7.169859] Write protecting the kernel read-only data: 90112k [ 7.174062] Freeing unused kernel image (rodata/data gap) memory: 1956K [ 7.296978] x86/mm: Checked W+X mappings: passed, no W+X pages found. [ 7.297629] Run /sbin/init as init process [ 7.670880] systemd[1]: RTC configured in localtime, applying delta of 0 minutes to system time. [ 7.748299] systemd[1]: systemd 239 (239-49.el8) running in system mode. (+PAM +AUDIT +SELINUX +IMA -APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=legacy) [ 7.751244] systemd[1]: Detected virtualization kvm. [ 7.751734] systemd[1]: Detected architecture x86-64. Welcome to CentOS Stream 8! [ 7.822338] systemd[1]: Set hostname to . [ 8.413627] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 8.416971] systemd[1]: Created slice system-sshd\x2dkeygen.slice. [ OK ] Created slice system-sshd\x2dkeygen.slice. [ 8.419907] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 8.421993] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 8.447468] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 8.459841] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... Starting Load Kernel Modules... [ OK ] Listening on RPCbind Server Activation Socket. Starting Setup Virtual Console... Mounting POSIX Message Queue File System... [ OK ] Created slice system-getty.slice. [ OK ] Listening on Process Core Dump Socket. [ OK ] Reached target RPC Port Mapper. [ OK ] Listening on initctl Compatibility Named Pipe. [ OK ] Reached target Swap. [ OK ] Listening on Journal Socket (/dev/log). Starting Journal Service... [ OK ] Listening on udev Control Socket. [ OK ] Listening on udev Kernel Socket. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Listening on LVM2 poll daemon socket. [ OK ] Listening on multipathd control socket. [ OK ] Listening on Device-mapper event daemon FIFOs. [ 8.843080] EXT4-fs (sda): re-mounted 23a53bb9-f815-47a5-b74c-5e08f7731193. Quota mode: none. Starting Monitoring of LVM2 mirrors…ng dmeventd or progress polling... Starting udev Coldplug all Devices... Mounting Huge Pages File System... [ OK ] Reached target Slices. [ OK ] Mounted Kernel Debug File System. [ OK ] Started Remount Root and Kernel File Systems. [FAILED] Failed to start Load Kernel Modules. See 'systemctl status systemd-modules-load.service' for details. [ OK ] Started Journal Service. [ OK ] Started Setup Virtual Console. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted Huge Pages File System. Starting Apply Kernel Variables... Mounting Kernel Configuration File System... Mounting FUSE Control File System... Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... Starting Load/Save Random Seed... [ OK ] Started Apply Kernel Variables. [ OK ] Mounted Kernel Configuration File System. [ OK ] Mounted FUSE Control File System. [ OK ] Started Flush Journal to Persistent Storage. [ OK ] Started Load/Save Random Seed. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... [ OK ] Started udev Kernel Device Manager. [ OK ] Started udev Coldplug all Devices. Starting Show Plymouth Boot Screen... Starting udev Wait for Complete Device Initialization... [ OK ] Started Show Plymouth Boot Screen. [ OK ] Started Forward Password Requests to Plymouth Directory Watch. [ OK ] Reached target Local Encrypted Volumes. [ OK ] Reached target Paths. [ OK ] Started Monitoring of LVM2 mirrors,…sing dmeventd or progress polling. [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Wait for Complete Device Initialization. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Tell Plymouth To Write Out Runtime Data... Starting Restore /run/initramfs on shutdown... Starting Create Volatile Files and Directories... [ OK ] Started Tell Plymouth To Write Out Runtime Data. [ OK ] Started Restore /run/initramfs on shutdown. [ OK ] Started Create Volatile Files and Directories. Starting Security Auditing Service... Starting RPC Bind... Mounting RPC Pipe File System... [ OK ] Mounted RPC Pipe File System. [ OK ] Reached target rpc_pipefs.target. [ OK ] Started RPC Bind. [ OK ] Started Security Auditing Service. Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Reached target System Initialization. [ OK ] Started dnf makecache --timer. [ OK ] Listening on SSSD Kerberos Cache Manager responder socket. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Started daily update of the root trust anchor for DNSSEC. [ OK ] Reached target Timers. [ OK ] Reached target Basic System. [ OK ] Started Machine Check Exception Logging Daemon. Starting Authorization Manager... Starting Auto-connect to subsystems…-NVME devices found during boot... [ OK ] Started D-Bus System Message Bus. Starting Network Manager... Starting NTP client/server... Starting Login Service... [ OK ] Reached target sshd-keygen.target. Starting Self Monitoring and Reporting Technology (SMART) Daemon... [ OK ] Started irqbalance daemon. [ OK ] Started Auto-connect to subsystems …FC-NVME devices found during boot. Starting update of the root trust a…or DNSSEC validation in unbound... [ OK ] Started Self Monitoring and Reporting Technology (SMART) Daemon. [ OK ] Started Login Service. [ OK ] Started Network Manager. [ OK ] Reached target Network. Starting GSSAPI Proxy Daemon... Starting OpenSSH server daemon... Starting Dynamic System Tuning Daemon... Starting Network Manager Wait Online... [ OK ] Started update of the root trust an… for DNSSEC validation in unbound. [ OK ] Started NTP client/server. Starting Hostname Service... [ OK ] Started OpenSSH server daemon. [ OK ] Started Authorization Manager. [ OK ] Started GSSAPI Proxy Daemon. [ OK ] Reached target NFS client services. [ OK ] Reached target Remote File Systems (Pre). [ OK ] Reached target Remote File Systems. Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started Command Scheduler. Starting Hold until boot process finishes up... Starting Terminate Plymouth Boot Screen... [ 16.647288] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX [ 16.650373] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 17.218584] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! [ 17.219794] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! CentOS Stream 8 Kernel 6.2.0-rc7-4ec5183ec486 on an x86_64 test login: [ 30.404796] FAULT_INJECTION: forcing a failure. [ 30.404796] name failslab, interval 1, probability 0, space 0, times 1 [ 30.405595] CPU: 1 PID: 510 Comm: repro Not tainted 6.2.0-rc7-4ec5183ec486 #1 [ 30.406044] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.406724] Call Trace: [ 30.406890] [ 30.407032] dump_stack_lvl+0xa7/0xdb [ 30.407310] dump_stack+0x19/0x1f [ 30.407532] should_fail_ex.cold.5+0x5/0xa [ 30.407820] __should_failslab+0xca/0x120 [ 30.408091] should_failslab+0x12/0x30 [ 30.408341] __kmem_cache_alloc_node+0x62/0x280 [ 30.408636] ? alloc_ftrace_hash+0x4f/0x170 [ 30.408916] kmalloc_trace+0x2e/0x120 [ 30.409161] alloc_ftrace_hash+0x4f/0x170 [ 30.409426] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.409804] ? write_comp_data+0x2f/0x90 [ 30.410078] ftrace_set_hash+0x445/0x590 [ 30.410350] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.410671] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.410967] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.411295] ? match_dev_by_uuid+0x4/0x100 [ 30.411574] ? unregister_ftrace_function+0x83/0x3c0 [ 30.411906] ? __this_cpu_preempt_check+0x20/0x30 [ 30.412228] ? write_comp_data+0x2f/0x90 [ 30.412507] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.412851] disarm_kprobe+0x24a/0x2d0 [ 30.413112] __disable_kprobe+0x2de/0x4b0 [ 30.413390] disable_kprobe+0x31/0x80 [ 30.413643] __disable_trace_kprobe+0xfb/0x1c0 [ 30.413965] disable_trace_kprobe+0x1f0/0x300 [ 30.414266] kprobe_register+0x4e/0xf0 [ 30.414528] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.414870] perf_kprobe_destroy+0xcb/0x200 [ 30.415156] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.415482] _free_event+0x220/0x11c0 [ 30.415754] put_event+0x4d/0x60 [ 30.415993] perf_event_release_kernel+0x5d9/0x860 [ 30.416330] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.416680] ? write_comp_data+0x2f/0x90 [ 30.416950] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.417292] ? __pfx_perf_release+0x10/0x10 [ 30.417579] perf_release+0x40/0x50 [ 30.417830] __fput+0x26d/0xa40 [ 30.418080] ____fput+0x1e/0x30 [ 30.418303] task_work_run+0x1a4/0x2d0 [ 30.418565] ? write_comp_data+0x2f/0x90 [ 30.418836] ? __pfx_task_work_run+0x10/0x10 [ 30.419138] ? __this_cpu_preempt_check+0x20/0x30 [ 30.419463] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.419751] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.420080] exit_to_user_mode_prepare+0x200/0x210 [ 30.420392] syscall_exit_to_user_mode+0x2d/0x60 [ 30.420698] do_syscall_64+0x4a/0x90 [ 30.420944] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.421282] RIP: 0033:0x7f3840f1059d [ 30.421537] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.422690] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.423179] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.423630] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.424081] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.424531] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.424984] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.425459] [ 30.425891] ------------[ cut here ]------------ [ 30.426223] Failed to disarm kprobe-ftrace at match_dev_by_uuid+0x4/0x100 (error -12) [ 30.426785] WARNING: CPU: 1 PID: 510 at kernel/kprobes.c:1130 __disarm_kprobe_ftrace.isra.24+0x1ed/0x250 [ 30.427381] Modules linked in: [ 30.427595] CPU: 1 PID: 510 Comm: repro Not tainted 6.2.0-rc7-4ec5183ec486 #1 [ 30.428052] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.428759] RIP: 0010:__disarm_kprobe_ftrace.isra.24+0x1ed/0x250 [ 30.429156] Code: 37 f5 05 01 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 75 64 49 8b 75 00 89 da 48 c7 c7 80 67 6f 85 e8 12 72 bf 03 <0f> 0b e9 03 ff ff ff e8 a7 de 59 00 e9 51 fe ff ff 4c 89 e7 e8 9a [ 30.430300] RSP: 0018:ffff88800c387a90 EFLAGS: 00010282 [ 30.430642] RAX: 0000000000000000 RBX: 00000000fffffff4 RCX: ffffffff813dde2e [ 30.431124] RDX: 0000000000000000 RSI: ffff8880125e0000 RDI: 0000000000000002 [ 30.431575] RBP: ffff88800c387ab0 R08: ffffed1001870f0b R09: ffffed1001870f0b [ 30.432028] R10: ffff88800c387857 R11: ffffed1001870f0a R12: 0000000000000000 [ 30.432483] R13: ffff88800a4a9040 R14: ffffffff875a0ea0 R15: ffff88800a4a9090 [ 30.432940] FS: 00007f3840deb740(0000) GS:ffff88806cd00000(0000) knlGS:0000000000000000 [ 30.433467] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.433847] CR2: 00007f3840e4d700 CR3: 0000000011a84001 CR4: 0000000000770ee0 [ 30.434301] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.434782] DR3: 0000000000000000 DR6: 00000000ffff07f0 DR7: 0000000000000400 [ 30.435234] PKRU: 55555554 [ 30.435418] Call Trace: [ 30.435588] [ 30.435743] disarm_kprobe+0x24a/0x2d0 [ 30.436011] __disable_kprobe+0x2de/0x4b0 [ 30.436295] disable_kprobe+0x31/0x80 [ 30.436552] __disable_trace_kprobe+0xfb/0x1c0 [ 30.436862] disable_trace_kprobe+0x1f0/0x300 [ 30.437165] kprobe_register+0x4e/0xf0 [ 30.437429] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.437778] perf_kprobe_destroy+0xcb/0x200 [ 30.438077] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.438407] _free_event+0x220/0x11c0 [ 30.438707] put_event+0x4d/0x60 [ 30.438938] perf_event_release_kernel+0x5d9/0x860 [ 30.439275] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.439633] ? write_comp_data+0x2f/0x90 [ 30.439913] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.440245] ? __pfx_perf_release+0x10/0x10 [ 30.440533] perf_release+0x40/0x50 [ 30.440780] __fput+0x26d/0xa40 [ 30.441020] ____fput+0x1e/0x30 [ 30.441246] task_work_run+0x1a4/0x2d0 [ 30.441509] ? write_comp_data+0x2f/0x90 [ 30.441794] ? __pfx_task_work_run+0x10/0x10 [ 30.442090] ? __this_cpu_preempt_check+0x20/0x30 [ 30.442389] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.442705] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.443042] exit_to_user_mode_prepare+0x200/0x210 [ 30.443366] syscall_exit_to_user_mode+0x2d/0x60 [ 30.443683] do_syscall_64+0x4a/0x90 [ 30.443937] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.444281] RIP: 0033:0x7f3840f1059d [ 30.444530] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.445701] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.446211] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.446716] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.447193] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.447661] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.448128] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.448618] [ 30.448787] irq event stamp: 2017 [ 30.449020] hardirqs last enabled at (2025): [] __up_console_sem+0x91/0xb0 [ 30.449594] hardirqs last disabled at (2032): [] __up_console_sem+0x76/0xb0 [ 30.450803] softirqs last enabled at (1974): [] __do_softirq+0x53f/0x836 [ 30.452095] softirqs last disabled at (1965): [] irq_exit_rcu+0x100/0x140 [ 30.453375] ---[ end trace 0000000000000000 ]--- [ 30.509711] FAULT_INJECTION: forcing a failure. [ 30.509711] name failslab, interval 1, probability 0, space 0, times 0 [ 30.511375] CPU: 1 PID: 511 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 30.512607] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.514222] Call Trace: [ 30.514602] [ 30.514937] dump_stack_lvl+0xa7/0xdb [ 30.515506] dump_stack+0x19/0x1f [ 30.516029] should_fail_ex.cold.5+0x5/0xa [ 30.516678] __should_failslab+0xca/0x120 [ 30.517304] should_failslab+0x12/0x30 [ 30.517909] __kmem_cache_alloc_node+0x62/0x280 [ 30.518587] ? alloc_ftrace_hash+0x4f/0x170 [ 30.519211] kmalloc_trace+0x2e/0x120 [ 30.519757] alloc_ftrace_hash+0x4f/0x170 [ 30.520350] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.521188] ? write_comp_data+0x2f/0x90 [ 30.521789] ftrace_set_hash+0x445/0x590 [ 30.522390] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.523022] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.523728] ? match_dev_by_uuid+0x4/0x100 [ 30.524334] ? __this_cpu_preempt_check+0x20/0x30 [ 30.525022] ? write_comp_data+0x2f/0x90 [ 30.525611] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.526363] disarm_kprobe+0x24a/0x2d0 [ 30.526919] __disable_kprobe+0x2de/0x4b0 [ 30.527508] disable_kprobe+0x31/0x80 [ 30.528051] __disable_trace_kprobe+0xfb/0x1c0 [ 30.528708] disable_trace_kprobe+0x1f0/0x300 [ 30.529347] kprobe_register+0x4e/0xf0 [ 30.529913] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.530648] perf_kprobe_destroy+0xcb/0x200 [ 30.531259] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.531956] _free_event+0x220/0x11c0 [ 30.532520] put_event+0x4d/0x60 [ 30.533021] perf_event_release_kernel+0x5d9/0x860 [ 30.533746] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.534539] ? write_comp_data+0x2f/0x90 [ 30.535143] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.535860] ? __pfx_perf_release+0x10/0x10 [ 30.536488] perf_release+0x40/0x50 [ 30.537024] __fput+0x26d/0xa40 [ 30.537540] ____fput+0x1e/0x30 [ 30.538048] task_work_run+0x1a4/0x2d0 [ 30.538622] ? write_comp_data+0x2f/0x90 [ 30.539228] ? __pfx_task_work_run+0x10/0x10 [ 30.539913] ? __this_cpu_preempt_check+0x20/0x30 [ 30.540627] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.541284] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.541965] exit_to_user_mode_prepare+0x200/0x210 [ 30.542296] syscall_exit_to_user_mode+0x2d/0x60 [ 30.542613] do_syscall_64+0x4a/0x90 [ 30.542866] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.543201] RIP: 0033:0x7f3840f1059d [ 30.543447] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.544585] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.545067] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.545515] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.545968] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.546416] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.546868] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.547341] [ 30.601918] FAULT_INJECTION: forcing a failure. [ 30.601918] name failslab, interval 1, probability 0, space 0, times 0 [ 30.602691] CPU: 1 PID: 512 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 30.603223] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.603905] Call Trace: [ 30.604065] [ 30.604211] dump_stack_lvl+0xa7/0xdb [ 30.604464] dump_stack+0x19/0x1f [ 30.604688] should_fail_ex.cold.5+0x5/0xa [ 30.604969] __should_failslab+0xca/0x120 [ 30.605238] should_failslab+0x12/0x30 [ 30.605486] __kmem_cache_alloc_node+0x62/0x280 [ 30.605789] ? alloc_ftrace_hash+0x4f/0x170 [ 30.606073] kmalloc_trace+0x2e/0x120 [ 30.606319] alloc_ftrace_hash+0x4f/0x170 [ 30.606589] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.606971] ? write_comp_data+0x2f/0x90 [ 30.607245] ftrace_set_hash+0x445/0x590 [ 30.607527] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.607818] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.608141] ? match_dev_by_uuid+0x4/0x100 [ 30.608415] ? __this_cpu_preempt_check+0x20/0x30 [ 30.608725] ? write_comp_data+0x2f/0x90 [ 30.608998] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.609332] disarm_kprobe+0x24a/0x2d0 [ 30.609587] __disable_kprobe+0x2de/0x4b0 [ 30.609860] disable_kprobe+0x31/0x80 [ 30.610110] __disable_trace_kprobe+0xfb/0x1c0 [ 30.610410] disable_trace_kprobe+0x1f0/0x300 [ 30.610703] kprobe_register+0x4e/0xf0 [ 30.610960] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.611295] perf_kprobe_destroy+0xcb/0x200 [ 30.611575] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.611895] _free_event+0x220/0x11c0 [ 30.612155] put_event+0x4d/0x60 [ 30.612380] perf_event_release_kernel+0x5d9/0x860 [ 30.612706] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.613106] ? write_comp_data+0x2f/0x90 [ 30.613377] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.613707] ? __pfx_perf_release+0x10/0x10 [ 30.613986] perf_release+0x40/0x50 [ 30.614221] __fput+0x26d/0xa40 [ 30.614450] ____fput+0x1e/0x30 [ 30.614661] task_work_run+0x1a4/0x2d0 [ 30.614916] ? write_comp_data+0x2f/0x90 [ 30.615190] ? __pfx_task_work_run+0x10/0x10 [ 30.615478] ? __this_cpu_preempt_check+0x20/0x30 [ 30.615784] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.616068] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.616391] exit_to_user_mode_prepare+0x200/0x210 [ 30.616694] syscall_exit_to_user_mode+0x2d/0x60 [ 30.616992] do_syscall_64+0x4a/0x90 [ 30.617240] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.617560] RIP: 0033:0x7f3840f1059d [ 30.617798] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.618919] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.619379] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.619813] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.620250] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.620696] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.621126] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.621627] [ 30.663328] FAULT_INJECTION: forcing a failure. [ 30.663328] name failslab, interval 1, probability 0, space 0, times 0 [ 30.664958] CPU: 0 PID: 513 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 30.666220] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.667849] Call Trace: [ 30.668242] [ 30.668585] dump_stack_lvl+0xa7/0xdb [ 30.669173] dump_stack+0x19/0x1f [ 30.669708] should_fail_ex.cold.5+0x5/0xa [ 30.670180] __should_failslab+0xca/0x120 [ 30.670544] should_failslab+0x12/0x30 [ 30.670872] __kmem_cache_alloc_node+0x62/0x280 [ 30.671263] ? alloc_ftrace_hash+0x4f/0x170 [ 30.671632] kmalloc_trace+0x2e/0x120 [ 30.671956] alloc_ftrace_hash+0x4f/0x170 [ 30.672310] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.672809] ? write_comp_data+0x2f/0x90 [ 30.673153] ftrace_set_hash+0x445/0x590 [ 30.673504] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.673821] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.674163] ? match_dev_by_uuid+0x4/0x100 [ 30.674457] ? __this_cpu_preempt_check+0x20/0x30 [ 30.674791] ? write_comp_data+0x2f/0x90 [ 30.675083] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.675437] disarm_kprobe+0x24a/0x2d0 [ 30.675698] __disable_kprobe+0x2de/0x4b0 [ 30.675987] disable_kprobe+0x31/0x80 [ 30.676251] __disable_trace_kprobe+0xfb/0x1c0 [ 30.676574] disable_trace_kprobe+0x1f0/0x300 [ 30.676896] kprobe_register+0x4e/0xf0 [ 30.677174] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.677532] perf_kprobe_destroy+0xcb/0x200 [ 30.677844] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.678191] _free_event+0x220/0x11c0 [ 30.678465] put_event+0x4d/0x60 [ 30.678701] perf_event_release_kernel+0x5d9/0x860 [ 30.679090] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.679556] ? write_comp_data+0x2f/0x90 [ 30.679934] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.680300] ? __pfx_perf_release+0x10/0x10 [ 30.680593] perf_release+0x40/0x50 [ 30.680845] __fput+0x26d/0xa40 [ 30.681092] ____fput+0x1e/0x30 [ 30.681323] task_work_run+0x1a4/0x2d0 [ 30.681592] ? write_comp_data+0x2f/0x90 [ 30.681885] ? __pfx_task_work_run+0x10/0x10 [ 30.682186] ? __this_cpu_preempt_check+0x20/0x30 [ 30.682513] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.682815] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.683154] exit_to_user_mode_prepare+0x200/0x210 [ 30.683480] syscall_exit_to_user_mode+0x2d/0x60 [ 30.683803] do_syscall_64+0x4a/0x90 [ 30.684061] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.684403] RIP: 0033:0x7f3840f1059d [ 30.684655] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.685816] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.686308] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.686769] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.687227] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.687685] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.688131] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.688606] [ 30.736187] FAULT_INJECTION: forcing a failure. [ 30.736187] name failslab, interval 1, probability 0, space 0, times 0 [ 30.736948] CPU: 0 PID: 514 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 30.737485] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.738193] Call Trace: [ 30.738358] [ 30.738508] dump_stack_lvl+0xa7/0xdb [ 30.738768] dump_stack+0x19/0x1f [ 30.738997] should_fail_ex.cold.5+0x5/0xa [ 30.739287] __should_failslab+0xca/0x120 [ 30.739561] should_failslab+0x12/0x30 [ 30.739815] __kmem_cache_alloc_node+0x62/0x280 [ 30.740121] ? alloc_ftrace_hash+0x4f/0x170 [ 30.740426] kmalloc_trace+0x2e/0x120 [ 30.740679] alloc_ftrace_hash+0x4f/0x170 [ 30.740962] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.741350] ? write_comp_data+0x2f/0x90 [ 30.741630] ftrace_set_hash+0x445/0x590 [ 30.741921] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.742215] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.742544] ? match_dev_by_uuid+0x4/0x100 [ 30.742901] ? __this_cpu_preempt_check+0x20/0x30 [ 30.743309] ? write_comp_data+0x2f/0x90 [ 30.743668] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.744009] disarm_kprobe+0x24a/0x2d0 [ 30.744265] __disable_kprobe+0x2de/0x4b0 [ 30.744539] disable_kprobe+0x31/0x80 [ 30.744867] __disable_trace_kprobe+0xfb/0x1c0 [ 30.745254] disable_trace_kprobe+0x1f0/0x300 [ 30.745550] kprobe_register+0x4e/0xf0 [ 30.745816] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.746166] perf_kprobe_destroy+0xcb/0x200 [ 30.746454] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.746777] _free_event+0x220/0x11c0 [ 30.747057] put_event+0x4d/0x60 [ 30.747283] perf_event_release_kernel+0x5d9/0x860 [ 30.747608] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.747953] ? write_comp_data+0x2f/0x90 [ 30.748228] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.748560] ? __pfx_perf_release+0x10/0x10 [ 30.748848] perf_release+0x40/0x50 [ 30.749095] __fput+0x26d/0xa40 [ 30.749337] ____fput+0x1e/0x30 [ 30.749565] task_work_run+0x1a4/0x2d0 [ 30.749838] ? write_comp_data+0x2f/0x90 [ 30.750120] ? __pfx_task_work_run+0x10/0x10 [ 30.750417] ? __this_cpu_preempt_check+0x20/0x30 [ 30.750744] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.751045] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.751383] exit_to_user_mode_prepare+0x200/0x210 [ 30.751705] syscall_exit_to_user_mode+0x2d/0x60 [ 30.752025] do_syscall_64+0x4a/0x90 [ 30.752282] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.752620] RIP: 0033:0x7f3840f1059d [ 30.752870] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.754021] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.754510] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.754968] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.755427] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.755882] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.756338] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.756817] [ 30.796293] FAULT_INJECTION: forcing a failure. [ 30.796293] name failslab, interval 1, probability 0, space 0, times 0 [ 30.797016] CPU: 0 PID: 515 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 30.797528] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.798194] Call Trace: [ 30.798352] [ 30.798492] dump_stack_lvl+0xa7/0xdb [ 30.798738] dump_stack+0x19/0x1f [ 30.798953] should_fail_ex.cold.5+0x5/0xa [ 30.799224] __should_failslab+0xca/0x120 [ 30.799484] should_failslab+0x12/0x30 [ 30.799722] __kmem_cache_alloc_node+0x62/0x280 [ 30.800003] ? alloc_ftrace_hash+0x4f/0x170 [ 30.800280] kmalloc_trace+0x2e/0x120 [ 30.800515] alloc_ftrace_hash+0x4f/0x170 [ 30.800784] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.801165] ? write_comp_data+0x2f/0x90 [ 30.801443] ftrace_set_hash+0x445/0x590 [ 30.801725] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.802028] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.802349] ? match_dev_by_uuid+0x4/0x100 [ 30.802622] ? __this_cpu_preempt_check+0x20/0x30 [ 30.802936] ? write_comp_data+0x2f/0x90 [ 30.803210] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.803544] disarm_kprobe+0x24a/0x2d0 [ 30.803798] __disable_kprobe+0x2de/0x4b0 [ 30.804070] disable_kprobe+0x31/0x80 [ 30.804319] __disable_trace_kprobe+0xfb/0x1c0 [ 30.804620] disable_trace_kprobe+0x1f0/0x300 [ 30.804914] kprobe_register+0x4e/0xf0 [ 30.805170] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.805512] perf_kprobe_destroy+0xcb/0x200 [ 30.805798] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.806119] _free_event+0x220/0x11c0 [ 30.806381] put_event+0x4d/0x60 [ 30.806606] perf_event_release_kernel+0x5d9/0x860 [ 30.806945] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.807295] ? write_comp_data+0x2f/0x90 [ 30.807567] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.807893] ? __pfx_perf_release+0x10/0x10 [ 30.808171] perf_release+0x40/0x50 [ 30.808413] __fput+0x26d/0xa40 [ 30.808648] ____fput+0x1e/0x30 [ 30.808865] task_work_run+0x1a4/0x2d0 [ 30.809124] ? write_comp_data+0x2f/0x90 [ 30.809396] ? __pfx_task_work_run+0x10/0x10 [ 30.809680] ? __this_cpu_preempt_check+0x20/0x30 [ 30.809999] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.810290] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.810619] exit_to_user_mode_prepare+0x200/0x210 [ 30.810939] syscall_exit_to_user_mode+0x2d/0x60 [ 30.811256] do_syscall_64+0x4a/0x90 [ 30.811511] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.811855] RIP: 0033:0x7f3840f1059d [ 30.812120] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.813256] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.813734] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.814187] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.814633] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.815082] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.815529] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.816004] [ 30.853103] FAULT_INJECTION: forcing a failure. [ 30.853103] name failslab, interval 1, probability 0, space 0, times 0 [ 30.853977] CPU: 1 PID: 516 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 30.854496] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.855172] Call Trace: [ 30.855338] [ 30.855482] dump_stack_lvl+0xa7/0xdb [ 30.855731] dump_stack+0x19/0x1f [ 30.855946] should_fail_ex.cold.5+0x5/0xa [ 30.856217] __should_failslab+0xca/0x120 [ 30.856475] should_failslab+0x12/0x30 [ 30.856712] __kmem_cache_alloc_node+0x62/0x280 [ 30.856996] ? alloc_ftrace_hash+0x4f/0x170 [ 30.857268] kmalloc_trace+0x2e/0x120 [ 30.857503] alloc_ftrace_hash+0x4f/0x170 [ 30.857762] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.858133] ? write_comp_data+0x2f/0x90 [ 30.858397] ftrace_set_hash+0x445/0x590 [ 30.858666] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.858948] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.859257] ? match_dev_by_uuid+0x4/0x100 [ 30.859523] ? __this_cpu_preempt_check+0x20/0x30 [ 30.859821] ? write_comp_data+0x2f/0x90 [ 30.860084] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.860408] disarm_kprobe+0x24a/0x2d0 [ 30.860653] __disable_kprobe+0x2de/0x4b0 [ 30.860914] disable_kprobe+0x31/0x80 [ 30.861154] __disable_trace_kprobe+0xfb/0x1c0 [ 30.861696] disable_trace_kprobe+0x1f0/0x300 [ 30.862079] kprobe_register+0x4e/0xf0 [ 30.862392] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.862788] perf_kprobe_destroy+0xcb/0x200 [ 30.863130] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.863474] _free_event+0x220/0x11c0 [ 30.863739] put_event+0x4d/0x60 [ 30.863968] perf_event_release_kernel+0x5d9/0x860 [ 30.864295] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.864645] ? write_comp_data+0x2f/0x90 [ 30.864921] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.865247] ? __pfx_perf_release+0x10/0x10 [ 30.865532] perf_release+0x40/0x50 [ 30.865791] __fput+0x26d/0xa40 [ 30.866057] ____fput+0x1e/0x30 [ 30.866270] task_work_run+0x1a4/0x2d0 [ 30.866522] ? write_comp_data+0x2f/0x90 [ 30.866796] ? __pfx_task_work_run+0x10/0x10 [ 30.867084] ? __this_cpu_preempt_check+0x20/0x30 [ 30.867405] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.867694] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.868029] exit_to_user_mode_prepare+0x200/0x210 [ 30.868342] syscall_exit_to_user_mode+0x2d/0x60 [ 30.868652] do_syscall_64+0x4a/0x90 [ 30.868902] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.869243] RIP: 0033:0x7f3840f1059d [ 30.869491] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.870729] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.871220] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.871675] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.872132] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.872592] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.873050] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.873527] [ 30.927984] FAULT_INJECTION: forcing a failure. [ 30.927984] name failslab, interval 1, probability 0, space 0, times 0 [ 30.928908] CPU: 0 PID: 517 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 30.929599] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 30.930485] Call Trace: [ 30.930706] [ 30.930901] dump_stack_lvl+0xa7/0xdb [ 30.931240] dump_stack+0x19/0x1f [ 30.931542] should_fail_ex.cold.5+0x5/0xa [ 30.931926] __should_failslab+0xca/0x120 [ 30.932283] should_failslab+0x12/0x30 [ 30.932604] __kmem_cache_alloc_node+0x62/0x280 [ 30.932994] ? alloc_ftrace_hash+0x4f/0x170 [ 30.933378] kmalloc_trace+0x2e/0x120 [ 30.933724] alloc_ftrace_hash+0x4f/0x170 [ 30.934114] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 30.934641] ? write_comp_data+0x2f/0x90 [ 30.935031] ftrace_set_hash+0x445/0x590 [ 30.935435] ftrace_set_filter_ip+0xcd/0x1a0 [ 30.935849] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 30.936296] ? match_dev_by_uuid+0x4/0x100 [ 30.936684] ? __this_cpu_preempt_check+0x20/0x30 [ 30.937135] ? write_comp_data+0x2f/0x90 [ 30.937523] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 30.938000] disarm_kprobe+0x24a/0x2d0 [ 30.938359] __disable_kprobe+0x2de/0x4b0 [ 30.938743] disable_kprobe+0x31/0x80 [ 30.939094] __disable_trace_kprobe+0xfb/0x1c0 [ 30.939519] disable_trace_kprobe+0x1f0/0x300 [ 30.939934] kprobe_register+0x4e/0xf0 [ 30.940295] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 30.940769] perf_kprobe_destroy+0xcb/0x200 [ 30.941164] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 30.941608] _free_event+0x220/0x11c0 [ 30.941971] put_event+0x4d/0x60 [ 30.942279] perf_event_release_kernel+0x5d9/0x860 [ 30.942721] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 30.943184] ? write_comp_data+0x2f/0x90 [ 30.943554] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 30.943994] ? __pfx_perf_release+0x10/0x10 [ 30.944370] perf_release+0x40/0x50 [ 30.944684] __fput+0x26d/0xa40 [ 30.944986] ____fput+0x1e/0x30 [ 30.945280] task_work_run+0x1a4/0x2d0 [ 30.945627] ? write_comp_data+0x2f/0x90 [ 30.945998] ? __pfx_task_work_run+0x10/0x10 [ 30.946390] ? __this_cpu_preempt_check+0x20/0x30 [ 30.946819] ? lockdep_hardirqs_on+0x8a/0x110 [ 30.947212] ? exit_to_user_mode_prepare+0x100/0x210 [ 30.947656] exit_to_user_mode_prepare+0x200/0x210 [ 30.948081] syscall_exit_to_user_mode+0x2d/0x60 [ 30.948493] do_syscall_64+0x4a/0x90 [ 30.948828] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 30.949269] RIP: 0033:0x7f3840f1059d [ 30.949588] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 30.951030] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 30.951640] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 30.952204] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 30.952773] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 30.953347] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 30.953921] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 30.954374] [ 30.999500] FAULT_INJECTION: forcing a failure. [ 30.999500] name failslab, interval 1, probability 0, space 0, times 0 [ 31.000216] CPU: 0 PID: 518 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.000737] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.001395] Call Trace: [ 31.001551] [ 31.001689] dump_stack_lvl+0xa7/0xdb [ 31.001940] dump_stack+0x19/0x1f [ 31.002155] should_fail_ex.cold.5+0x5/0xa [ 31.002424] __should_failslab+0xca/0x120 [ 31.002682] should_failslab+0x12/0x30 [ 31.002922] __kmem_cache_alloc_node+0x62/0x280 [ 31.003205] ? alloc_ftrace_hash+0x4f/0x170 [ 31.003475] kmalloc_trace+0x2e/0x120 [ 31.003711] alloc_ftrace_hash+0x4f/0x170 [ 31.003969] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.004332] ? write_comp_data+0x2f/0x90 [ 31.004594] ftrace_set_hash+0x445/0x590 [ 31.004863] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.005144] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.005459] ? match_dev_by_uuid+0x4/0x100 [ 31.005731] ? __this_cpu_preempt_check+0x20/0x30 [ 31.006033] ? write_comp_data+0x2f/0x90 [ 31.006294] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.006616] disarm_kprobe+0x24a/0x2d0 [ 31.006861] __disable_kprobe+0x2de/0x4b0 [ 31.007122] disable_kprobe+0x31/0x80 [ 31.007360] __disable_trace_kprobe+0xfb/0x1c0 [ 31.007650] disable_trace_kprobe+0x1f0/0x300 [ 31.007931] kprobe_register+0x4e/0xf0 [ 31.008177] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.008499] perf_kprobe_destroy+0xcb/0x200 [ 31.008768] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.009073] _free_event+0x220/0x11c0 [ 31.009320] put_event+0x4d/0x60 [ 31.009537] perf_event_release_kernel+0x5d9/0x860 [ 31.009851] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.010179] ? write_comp_data+0x2f/0x90 [ 31.010435] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.010741] ? __pfx_perf_release+0x10/0x10 [ 31.011005] perf_release+0x40/0x50 [ 31.011233] __fput+0x26d/0xa40 [ 31.011456] ____fput+0x1e/0x30 [ 31.011665] task_work_run+0x1a4/0x2d0 [ 31.011910] ? write_comp_data+0x2f/0x90 [ 31.012169] ? __pfx_task_work_run+0x10/0x10 [ 31.012443] ? __this_cpu_preempt_check+0x20/0x30 [ 31.012741] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.013016] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.013329] exit_to_user_mode_prepare+0x200/0x210 [ 31.013625] syscall_exit_to_user_mode+0x2d/0x60 [ 31.013920] do_syscall_64+0x4a/0x90 [ 31.014154] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.014467] RIP: 0033:0x7f3840f1059d [ 31.014695] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.015752] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.016200] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.016624] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.017054] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.017483] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.017920] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.018375] [ 31.071104] FAULT_INJECTION: forcing a failure. [ 31.071104] name failslab, interval 1, probability 0, space 0, times 0 [ 31.071883] CPU: 0 PID: 519 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.072461] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.073185] Call Trace: [ 31.073369] [ 31.073521] dump_stack_lvl+0xa7/0xdb [ 31.073794] dump_stack+0x19/0x1f [ 31.074030] should_fail_ex.cold.5+0x5/0xa [ 31.074323] __should_failslab+0xca/0x120 [ 31.074613] should_failslab+0x12/0x30 [ 31.074884] __kmem_cache_alloc_node+0x62/0x280 [ 31.075194] ? alloc_ftrace_hash+0x4f/0x170 [ 31.075503] kmalloc_trace+0x2e/0x120 [ 31.075759] alloc_ftrace_hash+0x4f/0x170 [ 31.076040] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.076438] ? write_comp_data+0x2f/0x90 [ 31.076740] ftrace_set_hash+0x445/0x590 [ 31.077034] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.077338] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.077688] ? match_dev_by_uuid+0x4/0x100 [ 31.077988] ? __this_cpu_preempt_check+0x20/0x30 [ 31.078315] ? write_comp_data+0x2f/0x90 [ 31.078600] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.078975] disarm_kprobe+0x24a/0x2d0 [ 31.079242] __disable_kprobe+0x2de/0x4b0 [ 31.079526] disable_kprobe+0x31/0x80 [ 31.079779] __disable_trace_kprobe+0xfb/0x1c0 [ 31.080107] disable_trace_kprobe+0x1f0/0x300 [ 31.080405] kprobe_register+0x4e/0xf0 [ 31.080663] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.081015] perf_kprobe_destroy+0xcb/0x200 [ 31.081296] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.081620] _free_event+0x220/0x11c0 [ 31.081890] put_event+0x4d/0x60 [ 31.082127] perf_event_release_kernel+0x5d9/0x860 [ 31.082455] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.082813] ? write_comp_data+0x2f/0x90 [ 31.083098] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.083422] ? __pfx_perf_release+0x10/0x10 [ 31.083718] perf_release+0x40/0x50 [ 31.083962] __fput+0x26d/0xa40 [ 31.084211] ____fput+0x1e/0x30 [ 31.084432] task_work_run+0x1a4/0x2d0 [ 31.084687] ? write_comp_data+0x2f/0x90 [ 31.084959] ? __pfx_task_work_run+0x10/0x10 [ 31.085257] ? __this_cpu_preempt_check+0x20/0x30 [ 31.085575] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.085877] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.086208] exit_to_user_mode_prepare+0x200/0x210 [ 31.086532] syscall_exit_to_user_mode+0x2d/0x60 [ 31.086853] do_syscall_64+0x4a/0x90 [ 31.087098] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.087443] RIP: 0033:0x7f3840f1059d [ 31.087682] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.088817] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.089322] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.089786] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.090253] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.090720] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.091167] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.091636] [ 31.138850] FAULT_INJECTION: forcing a failure. [ 31.138850] name failslab, interval 1, probability 0, space 0, times 0 [ 31.139549] CPU: 1 PID: 520 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.140058] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.140704] Call Trace: [ 31.140876] [ 31.141039] dump_stack_lvl+0xa7/0xdb [ 31.141643] dump_stack+0x19/0x1f [ 31.142138] should_fail_ex.cold.5+0x5/0xa [ 31.142752] __should_failslab+0xca/0x120 [ 31.143319] should_failslab+0x12/0x30 [ 31.143846] __kmem_cache_alloc_node+0x62/0x280 [ 31.144475] ? alloc_ftrace_hash+0x4f/0x170 [ 31.145065] kmalloc_trace+0x2e/0x120 [ 31.145587] alloc_ftrace_hash+0x4f/0x170 [ 31.146058] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.146505] ? write_comp_data+0x2f/0x90 [ 31.146866] ftrace_set_hash+0x445/0x590 [ 31.147145] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.147500] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.147870] ? match_dev_by_uuid+0x4/0x100 [ 31.148218] ? __this_cpu_preempt_check+0x20/0x30 [ 31.148578] ? write_comp_data+0x2f/0x90 [ 31.148923] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.149328] disarm_kprobe+0x24a/0x2d0 [ 31.149638] __disable_kprobe+0x2de/0x4b0 [ 31.149912] disable_kprobe+0x31/0x80 [ 31.150209] __disable_trace_kprobe+0xfb/0x1c0 [ 31.150571] disable_trace_kprobe+0x1f0/0x300 [ 31.150970] kprobe_register+0x4e/0xf0 [ 31.151280] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.151719] perf_kprobe_destroy+0xcb/0x200 [ 31.152034] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.152421] _free_event+0x220/0x11c0 [ 31.152739] put_event+0x4d/0x60 [ 31.153012] perf_event_release_kernel+0x5d9/0x860 [ 31.153433] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.153831] ? write_comp_data+0x2f/0x90 [ 31.154178] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.154587] ? __pfx_perf_release+0x10/0x10 [ 31.154930] perf_release+0x40/0x50 [ 31.155236] __fput+0x26d/0xa40 [ 31.155527] ____fput+0x1e/0x30 [ 31.155752] task_work_run+0x1a4/0x2d0 [ 31.156081] ? write_comp_data+0x2f/0x90 [ 31.156422] ? __pfx_task_work_run+0x10/0x10 [ 31.156793] ? __this_cpu_preempt_check+0x20/0x30 [ 31.157153] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.157491] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.157980] exit_to_user_mode_prepare+0x200/0x210 [ 31.158383] syscall_exit_to_user_mode+0x2d/0x60 [ 31.158774] do_syscall_64+0x4a/0x90 [ 31.159108] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.159566] RIP: 0033:0x7f3840f1059d [ 31.159901] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.161346] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.161879] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.162411] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.163014] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.163612] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.164187] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.164769] [ 31.209250] FAULT_INJECTION: forcing a failure. [ 31.209250] name failslab, interval 1, probability 0, space 0, times 0 [ 31.210268] CPU: 1 PID: 521 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.211010] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.211958] Call Trace: [ 31.212181] [ 31.212383] dump_stack_lvl+0xa7/0xdb [ 31.212735] dump_stack+0x19/0x1f [ 31.213046] should_fail_ex.cold.5+0x5/0xa [ 31.213444] __should_failslab+0xca/0x120 [ 31.213832] should_failslab+0x12/0x30 [ 31.214100] __kmem_cache_alloc_node+0x62/0x280 [ 31.214403] ? alloc_ftrace_hash+0x4f/0x170 [ 31.214688] kmalloc_trace+0x2e/0x120 [ 31.214936] alloc_ftrace_hash+0x4f/0x170 [ 31.215211] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.215594] ? write_comp_data+0x2f/0x90 [ 31.215870] ftrace_set_hash+0x445/0x590 [ 31.216158] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.216462] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.216797] ? match_dev_by_uuid+0x4/0x100 [ 31.217083] ? __this_cpu_preempt_check+0x20/0x30 [ 31.217406] ? write_comp_data+0x2f/0x90 [ 31.217690] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.218045] disarm_kprobe+0x24a/0x2d0 [ 31.218311] __disable_kprobe+0x2de/0x4b0 [ 31.218592] disable_kprobe+0x31/0x80 [ 31.218852] __disable_trace_kprobe+0xfb/0x1c0 [ 31.219165] disable_trace_kprobe+0x1f0/0x300 [ 31.219470] kprobe_register+0x4e/0xf0 [ 31.219737] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.220088] perf_kprobe_destroy+0xcb/0x200 [ 31.220379] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.220711] _free_event+0x220/0x11c0 [ 31.220980] put_event+0x4d/0x60 [ 31.221221] perf_event_release_kernel+0x5d9/0x860 [ 31.221559] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.221973] ? write_comp_data+0x2f/0x90 [ 31.222253] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.222585] ? __pfx_perf_release+0x10/0x10 [ 31.222872] perf_release+0x40/0x50 [ 31.223121] __fput+0x26d/0xa40 [ 31.223376] ____fput+0x1e/0x30 [ 31.223604] task_work_run+0x1a4/0x2d0 [ 31.223868] ? write_comp_data+0x2f/0x90 [ 31.224150] ? __pfx_task_work_run+0x10/0x10 [ 31.224446] ? __this_cpu_preempt_check+0x20/0x30 [ 31.224771] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.225070] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.225410] exit_to_user_mode_prepare+0x200/0x210 [ 31.225734] syscall_exit_to_user_mode+0x2d/0x60 [ 31.226060] do_syscall_64+0x4a/0x90 [ 31.226311] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.226650] RIP: 0033:0x7f3840f1059d [ 31.226898] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.228051] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.228543] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.228999] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.229453] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.229912] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.230366] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.230845] [ 31.269388] FAULT_INJECTION: forcing a failure. [ 31.269388] name failslab, interval 1, probability 0, space 0, times 0 [ 31.270222] CPU: 1 PID: 522 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.270803] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.271493] Call Trace: [ 31.271654] [ 31.271798] dump_stack_lvl+0xa7/0xdb [ 31.272056] dump_stack+0x19/0x1f [ 31.272278] should_fail_ex.cold.5+0x5/0xa [ 31.272554] __should_failslab+0xca/0x120 [ 31.272819] should_failslab+0x12/0x30 [ 31.273062] __kmem_cache_alloc_node+0x62/0x280 [ 31.273356] ? alloc_ftrace_hash+0x4f/0x170 [ 31.273633] kmalloc_trace+0x2e/0x120 [ 31.273882] alloc_ftrace_hash+0x4f/0x170 [ 31.274145] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.274516] ? write_comp_data+0x2f/0x90 [ 31.274785] ftrace_set_hash+0x445/0x590 [ 31.275060] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.275348] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.275663] ? match_dev_by_uuid+0x4/0x100 [ 31.275933] ? __this_cpu_preempt_check+0x20/0x30 [ 31.276238] ? write_comp_data+0x2f/0x90 [ 31.276506] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.276836] disarm_kprobe+0x24a/0x2d0 [ 31.277085] __disable_kprobe+0x2de/0x4b0 [ 31.277353] disable_kprobe+0x31/0x80 [ 31.277597] __disable_trace_kprobe+0xfb/0x1c0 [ 31.277905] disable_trace_kprobe+0x1f0/0x300 [ 31.278203] kprobe_register+0x4e/0xf0 [ 31.278464] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.278803] perf_kprobe_destroy+0xcb/0x200 [ 31.279086] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.279409] _free_event+0x220/0x11c0 [ 31.279671] put_event+0x4d/0x60 [ 31.279899] perf_event_release_kernel+0x5d9/0x860 [ 31.280226] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.280572] ? write_comp_data+0x2f/0x90 [ 31.280846] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.281169] ? __pfx_perf_release+0x10/0x10 [ 31.281450] perf_release+0x40/0x50 [ 31.281694] __fput+0x26d/0xa40 [ 31.281938] ____fput+0x1e/0x30 [ 31.282159] task_work_run+0x1a4/0x2d0 [ 31.282418] ? write_comp_data+0x2f/0x90 [ 31.282693] ? __pfx_task_work_run+0x10/0x10 [ 31.282982] ? __this_cpu_preempt_check+0x20/0x30 [ 31.283299] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.283592] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.283924] exit_to_user_mode_prepare+0x200/0x210 [ 31.284249] syscall_exit_to_user_mode+0x2d/0x60 [ 31.284634] do_syscall_64+0x4a/0x90 [ 31.284929] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.285272] RIP: 0033:0x7f3840f1059d [ 31.285522] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.286677] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.287168] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.287626] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.288090] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.288583] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.289037] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.289518] [ 31.332205] FAULT_INJECTION: forcing a failure. [ 31.332205] name failslab, interval 1, probability 0, space 0, times 0 [ 31.332963] CPU: 1 PID: 523 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.333524] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.334260] Call Trace: [ 31.334431] [ 31.334584] dump_stack_lvl+0xa7/0xdb [ 31.334858] dump_stack+0x19/0x1f [ 31.335096] should_fail_ex.cold.5+0x5/0xa [ 31.335398] __should_failslab+0xca/0x120 [ 31.335682] should_failslab+0x12/0x30 [ 31.335946] __kmem_cache_alloc_node+0x62/0x280 [ 31.336263] ? alloc_ftrace_hash+0x4f/0x170 [ 31.336562] kmalloc_trace+0x2e/0x120 [ 31.336822] alloc_ftrace_hash+0x4f/0x170 [ 31.337108] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.337510] ? write_comp_data+0x2f/0x90 [ 31.337803] ftrace_set_hash+0x445/0x590 [ 31.338101] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.338410] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.338752] ? match_dev_by_uuid+0x4/0x100 [ 31.339044] ? __this_cpu_preempt_check+0x20/0x30 [ 31.339378] ? write_comp_data+0x2f/0x90 [ 31.339668] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.340038] disarm_kprobe+0x24a/0x2d0 [ 31.340309] __disable_kprobe+0x2de/0x4b0 [ 31.340601] disable_kprobe+0x31/0x80 [ 31.340865] __disable_trace_kprobe+0xfb/0x1c0 [ 31.341185] disable_trace_kprobe+0x1f0/0x300 [ 31.341497] kprobe_register+0x4e/0xf0 [ 31.341770] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.342130] perf_kprobe_destroy+0xcb/0x200 [ 31.342426] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.342764] _free_event+0x220/0x11c0 [ 31.343039] put_event+0x4d/0x60 [ 31.343276] perf_event_release_kernel+0x5d9/0x860 [ 31.343618] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.343980] ? write_comp_data+0x2f/0x90 [ 31.344264] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.344602] ? __pfx_perf_release+0x10/0x10 [ 31.344897] perf_release+0x40/0x50 [ 31.345152] __fput+0x26d/0xa40 [ 31.345400] ____fput+0x1e/0x30 [ 31.345631] task_work_run+0x1a4/0x2d0 [ 31.345906] ? write_comp_data+0x2f/0x90 [ 31.346193] ? __pfx_task_work_run+0x10/0x10 [ 31.346496] ? __this_cpu_preempt_check+0x20/0x30 [ 31.346828] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.347134] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.347479] exit_to_user_mode_prepare+0x200/0x210 [ 31.347810] syscall_exit_to_user_mode+0x2d/0x60 [ 31.348135] do_syscall_64+0x4a/0x90 [ 31.348388] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.348721] RIP: 0033:0x7f3840f1059d [ 31.348964] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.350088] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.350569] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.351016] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.351461] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.351907] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.352353] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.352824] [ 31.388413] FAULT_INJECTION: forcing a failure. [ 31.388413] name failslab, interval 1, probability 0, space 0, times 0 [ 31.389449] CPU: 0 PID: 524 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.390188] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.391168] Call Trace: [ 31.391400] [ 31.391601] dump_stack_lvl+0xa7/0xdb [ 31.391952] dump_stack+0x19/0x1f [ 31.392254] should_fail_ex.cold.5+0x5/0xa [ 31.392584] __should_failslab+0xca/0x120 [ 31.392856] should_failslab+0x12/0x30 [ 31.393105] __kmem_cache_alloc_node+0x62/0x280 [ 31.393416] ? alloc_ftrace_hash+0x4f/0x170 [ 31.393700] kmalloc_trace+0x2e/0x120 [ 31.393962] alloc_ftrace_hash+0x4f/0x170 [ 31.394232] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.394624] ? write_comp_data+0x2f/0x90 [ 31.394911] ftrace_set_hash+0x445/0x590 [ 31.395195] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.395509] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.395842] ? match_dev_by_uuid+0x4/0x100 [ 31.396126] ? __this_cpu_preempt_check+0x20/0x30 [ 31.396452] ? write_comp_data+0x2f/0x90 [ 31.396748] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.397096] disarm_kprobe+0x24a/0x2d0 [ 31.397361] __disable_kprobe+0x2de/0x4b0 [ 31.397655] disable_kprobe+0x31/0x80 [ 31.397922] __disable_trace_kprobe+0xfb/0x1c0 [ 31.398240] disable_trace_kprobe+0x1f0/0x300 [ 31.398546] kprobe_register+0x4e/0xf0 [ 31.398838] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.399191] perf_kprobe_destroy+0xcb/0x200 [ 31.399482] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.399829] _free_event+0x220/0x11c0 [ 31.400098] put_event+0x4d/0x60 [ 31.400331] perf_event_release_kernel+0x5d9/0x860 [ 31.400666] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.401032] ? write_comp_data+0x2f/0x90 [ 31.401316] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.401646] ? __pfx_perf_release+0x10/0x10 [ 31.401953] perf_release+0x40/0x50 [ 31.402202] __fput+0x26d/0xa40 [ 31.402444] ____fput+0x1e/0x30 [ 31.402677] task_work_run+0x1a4/0x2d0 [ 31.402954] ? write_comp_data+0x2f/0x90 [ 31.403248] ? __pfx_task_work_run+0x10/0x10 [ 31.403544] ? __this_cpu_preempt_check+0x20/0x30 [ 31.403868] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.404180] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.404518] exit_to_user_mode_prepare+0x200/0x210 [ 31.404840] syscall_exit_to_user_mode+0x2d/0x60 [ 31.405170] do_syscall_64+0x4a/0x90 [ 31.405425] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.405763] RIP: 0033:0x7f3840f1059d [ 31.406018] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.407354] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.407930] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.408464] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.408994] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.409521] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.410062] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.410638] [ 31.479302] FAULT_INJECTION: forcing a failure. [ 31.479302] name failslab, interval 1, probability 0, space 0, times 0 [ 31.480110] CPU: 0 PID: 525 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.480607] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.481248] Call Trace: [ 31.481403] [ 31.481540] dump_stack_lvl+0xa7/0xdb [ 31.481792] dump_stack+0x19/0x1f [ 31.482008] should_fail_ex.cold.5+0x5/0xa [ 31.482271] __should_failslab+0xca/0x120 [ 31.482523] should_failslab+0x12/0x30 [ 31.482760] __kmem_cache_alloc_node+0x62/0x280 [ 31.483043] ? alloc_ftrace_hash+0x4f/0x170 [ 31.483317] kmalloc_trace+0x2e/0x120 [ 31.483557] alloc_ftrace_hash+0x4f/0x170 [ 31.483819] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.484186] ? write_comp_data+0x2f/0x90 [ 31.484452] ftrace_set_hash+0x445/0x590 [ 31.484724] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.485009] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.485320] ? match_dev_by_uuid+0x4/0x100 [ 31.485591] ? __this_cpu_preempt_check+0x20/0x30 [ 31.485907] ? write_comp_data+0x2f/0x90 [ 31.486175] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.486499] disarm_kprobe+0x24a/0x2d0 [ 31.486746] __disable_kprobe+0x2de/0x4b0 [ 31.487010] disable_kprobe+0x31/0x80 [ 31.487251] __disable_trace_kprobe+0xfb/0x1c0 [ 31.487544] disable_trace_kprobe+0x1f0/0x300 [ 31.487828] kprobe_register+0x4e/0xf0 [ 31.488079] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.488405] perf_kprobe_destroy+0xcb/0x200 [ 31.488678] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.488985] _free_event+0x220/0x11c0 [ 31.489237] put_event+0x4d/0x60 [ 31.489456] perf_event_release_kernel+0x5d9/0x860 [ 31.489771] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.490107] ? write_comp_data+0x2f/0x90 [ 31.490371] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.490682] ? __pfx_perf_release+0x10/0x10 [ 31.490952] perf_release+0x40/0x50 [ 31.491186] __fput+0x26d/0xa40 [ 31.491413] ____fput+0x1e/0x30 [ 31.491626] task_work_run+0x1a4/0x2d0 [ 31.491874] ? write_comp_data+0x2f/0x90 [ 31.492141] ? __pfx_task_work_run+0x10/0x10 [ 31.492437] ? __this_cpu_preempt_check+0x20/0x30 [ 31.492751] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.493042] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.493370] exit_to_user_mode_prepare+0x200/0x210 [ 31.493681] syscall_exit_to_user_mode+0x2d/0x60 [ 31.493999] do_syscall_64+0x4a/0x90 [ 31.494250] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.494580] RIP: 0033:0x7f3840f1059d [ 31.494823] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.495945] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.496421] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.496871] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.497314] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.497758] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.498208] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.498678] [ 31.541428] FAULT_INJECTION: forcing a failure. [ 31.541428] name failslab, interval 1, probability 0, space 0, times 0 [ 31.543053] CPU: 0 PID: 526 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.544254] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.545820] Call Trace: [ 31.546194] [ 31.546521] dump_stack_lvl+0xa7/0xdb [ 31.547084] dump_stack+0x19/0x1f [ 31.547581] should_fail_ex.cold.5+0x5/0xa [ 31.548195] __should_failslab+0xca/0x120 [ 31.548789] should_failslab+0x12/0x30 [ 31.549343] __kmem_cache_alloc_node+0x62/0x280 [ 31.550011] ? alloc_ftrace_hash+0x4f/0x170 [ 31.550642] kmalloc_trace+0x2e/0x120 [ 31.551210] alloc_ftrace_hash+0x4f/0x170 [ 31.551833] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.552714] ? write_comp_data+0x2f/0x90 [ 31.553332] ftrace_set_hash+0x445/0x590 [ 31.553977] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.554646] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.555387] ? match_dev_by_uuid+0x4/0x100 [ 31.556019] ? __this_cpu_preempt_check+0x20/0x30 [ 31.556734] ? write_comp_data+0x2f/0x90 [ 31.557348] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.558122] disarm_kprobe+0x24a/0x2d0 [ 31.558701] __disable_kprobe+0x2de/0x4b0 [ 31.559314] disable_kprobe+0x31/0x80 [ 31.559877] __disable_trace_kprobe+0xfb/0x1c0 [ 31.560555] disable_trace_kprobe+0x1f0/0x300 [ 31.561226] kprobe_register+0x4e/0xf0 [ 31.561830] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.562586] perf_kprobe_destroy+0xcb/0x200 [ 31.563218] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.563944] _free_event+0x220/0x11c0 [ 31.564523] put_event+0x4d/0x60 [ 31.565037] perf_event_release_kernel+0x5d9/0x860 [ 31.565774] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.566574] ? write_comp_data+0x2f/0x90 [ 31.567181] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.567907] ? __pfx_perf_release+0x10/0x10 [ 31.568545] perf_release+0x40/0x50 [ 31.569091] __fput+0x26d/0xa40 [ 31.569607] ____fput+0x1e/0x30 [ 31.570116] task_work_run+0x1a4/0x2d0 [ 31.570694] ? write_comp_data+0x2f/0x90 [ 31.571313] ? __pfx_task_work_run+0x10/0x10 [ 31.571978] ? __this_cpu_preempt_check+0x20/0x30 [ 31.572702] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.573374] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.574143] exit_to_user_mode_prepare+0x200/0x210 [ 31.574872] syscall_exit_to_user_mode+0x2d/0x60 [ 31.575560] do_syscall_64+0x4a/0x90 [ 31.576103] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.576830] RIP: 0033:0x7f3840f1059d [ 31.577361] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.579848] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.580891] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.581915] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.582930] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.583948] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.584969] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.586029] [ 31.637671] FAULT_INJECTION: forcing a failure. [ 31.637671] name failslab, interval 1, probability 0, space 0, times 0 [ 31.638701] CPU: 1 PID: 527 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.639425] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.640355] Call Trace: [ 31.640577] [ 31.640773] dump_stack_lvl+0xa7/0xdb [ 31.641114] dump_stack+0x19/0x1f [ 31.641419] should_fail_ex.cold.5+0x5/0xa [ 31.641819] __should_failslab+0xca/0x120 [ 31.642175] should_failslab+0x12/0x30 [ 31.642494] __kmem_cache_alloc_node+0x62/0x280 [ 31.642919] ? alloc_ftrace_hash+0x4f/0x170 [ 31.643325] kmalloc_trace+0x2e/0x120 [ 31.643655] alloc_ftrace_hash+0x4f/0x170 [ 31.644044] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.644578] ? write_comp_data+0x2f/0x90 [ 31.644963] ftrace_set_hash+0x445/0x590 [ 31.645360] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.645768] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.646134] ? match_dev_by_uuid+0x4/0x100 [ 31.646406] ? __this_cpu_preempt_check+0x20/0x30 [ 31.646725] ? write_comp_data+0x2f/0x90 [ 31.646993] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.647334] disarm_kprobe+0x24a/0x2d0 [ 31.647587] __disable_kprobe+0x2de/0x4b0 [ 31.647854] disable_kprobe+0x31/0x80 [ 31.648097] __disable_trace_kprobe+0xfb/0x1c0 [ 31.648406] disable_trace_kprobe+0x1f0/0x300 [ 31.648695] kprobe_register+0x4e/0xf0 [ 31.648945] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.649273] perf_kprobe_destroy+0xcb/0x200 [ 31.649561] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.649877] _free_event+0x220/0x11c0 [ 31.650131] put_event+0x4d/0x60 [ 31.650353] perf_event_release_kernel+0x5d9/0x860 [ 31.650690] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.651039] ? write_comp_data+0x2f/0x90 [ 31.651302] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.651631] ? __pfx_perf_release+0x10/0x10 [ 31.651902] perf_release+0x40/0x50 [ 31.652136] __fput+0x26d/0xa40 [ 31.652366] ____fput+0x1e/0x30 [ 31.652584] task_work_run+0x1a4/0x2d0 [ 31.652843] ? write_comp_data+0x2f/0x90 [ 31.653112] ? __pfx_task_work_run+0x10/0x10 [ 31.653390] ? __this_cpu_preempt_check+0x20/0x30 [ 31.653702] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.654021] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.654353] exit_to_user_mode_prepare+0x200/0x210 [ 31.654673] syscall_exit_to_user_mode+0x2d/0x60 [ 31.655003] do_syscall_64+0x4a/0x90 [ 31.655250] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.655587] RIP: 0033:0x7f3840f1059d [ 31.655830] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.656960] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.657433] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.657884] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.658336] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.658785] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.659240] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.659714] [ 31.703058] FAULT_INJECTION: forcing a failure. [ 31.703058] name failslab, interval 1, probability 0, space 0, times 0 [ 31.703811] CPU: 0 PID: 528 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.704375] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.705088] Call Trace: [ 31.705270] [ 31.705420] dump_stack_lvl+0xa7/0xdb [ 31.705682] dump_stack+0x19/0x1f [ 31.705929] should_fail_ex.cold.5+0x5/0xa [ 31.706225] __should_failslab+0xca/0x120 [ 31.706522] should_failslab+0x12/0x30 [ 31.706795] __kmem_cache_alloc_node+0x62/0x280 [ 31.707109] ? alloc_ftrace_hash+0x4f/0x170 [ 31.707416] kmalloc_trace+0x2e/0x120 [ 31.707670] alloc_ftrace_hash+0x4f/0x170 [ 31.707943] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.708330] ? write_comp_data+0x2f/0x90 [ 31.708622] ftrace_set_hash+0x445/0x590 [ 31.708910] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.709205] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.709544] ? match_dev_by_uuid+0x4/0x100 [ 31.709833] ? __this_cpu_preempt_check+0x20/0x30 [ 31.710153] ? write_comp_data+0x2f/0x90 [ 31.710429] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.710793] disarm_kprobe+0x24a/0x2d0 [ 31.711055] __disable_kprobe+0x2de/0x4b0 [ 31.711333] disable_kprobe+0x31/0x80 [ 31.711587] __disable_trace_kprobe+0xfb/0x1c0 [ 31.711919] disable_trace_kprobe+0x1f0/0x300 [ 31.712217] kprobe_register+0x4e/0xf0 [ 31.712476] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.712828] perf_kprobe_destroy+0xcb/0x200 [ 31.713111] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.713437] _free_event+0x220/0x11c0 [ 31.713702] put_event+0x4d/0x60 [ 31.713949] perf_event_release_kernel+0x5d9/0x860 [ 31.714274] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.714617] ? write_comp_data+0x2f/0x90 [ 31.714905] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.715226] ? __pfx_perf_release+0x10/0x10 [ 31.715506] perf_release+0x40/0x50 [ 31.715748] __fput+0x26d/0xa40 [ 31.715993] ____fput+0x1e/0x30 [ 31.716213] task_work_run+0x1a4/0x2d0 [ 31.716471] ? write_comp_data+0x2f/0x90 [ 31.716744] ? __pfx_task_work_run+0x10/0x10 [ 31.717044] ? __this_cpu_preempt_check+0x20/0x30 [ 31.717361] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.717654] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.717990] exit_to_user_mode_prepare+0x200/0x210 [ 31.718315] syscall_exit_to_user_mode+0x2d/0x60 [ 31.718623] do_syscall_64+0x4a/0x90 [ 31.718876] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.719215] RIP: 0033:0x7f3840f1059d [ 31.719456] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.720579] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.721048] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.721503] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.721951] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.722402] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.722894] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.723363] [ 31.762100] FAULT_INJECTION: forcing a failure. [ 31.762100] name failslab, interval 1, probability 0, space 0, times 0 [ 31.763764] CPU: 0 PID: 529 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.765010] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.766629] Call Trace: [ 31.767026] [ 31.767368] dump_stack_lvl+0xa7/0xdb [ 31.767953] dump_stack+0x19/0x1f [ 31.768481] should_fail_ex.cold.5+0x5/0xa [ 31.769120] __should_failslab+0xca/0x120 [ 31.769742] should_failslab+0x12/0x30 [ 31.770332] __kmem_cache_alloc_node+0x62/0x280 [ 31.771028] ? alloc_ftrace_hash+0x4f/0x170 [ 31.771657] kmalloc_trace+0x2e/0x120 [ 31.772209] alloc_ftrace_hash+0x4f/0x170 [ 31.772801] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.773646] ? write_comp_data+0x2f/0x90 [ 31.774092] ftrace_set_hash+0x445/0x590 [ 31.774397] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.774708] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.775043] ? match_dev_by_uuid+0x4/0x100 [ 31.775343] ? __this_cpu_preempt_check+0x20/0x30 [ 31.775664] ? write_comp_data+0x2f/0x90 [ 31.775940] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.776290] disarm_kprobe+0x24a/0x2d0 [ 31.776548] __disable_kprobe+0x2de/0x4b0 [ 31.776823] disable_kprobe+0x31/0x80 [ 31.777073] __disable_trace_kprobe+0xfb/0x1c0 [ 31.777391] disable_trace_kprobe+0x1f0/0x300 [ 31.777690] kprobe_register+0x4e/0xf0 [ 31.777959] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.778301] perf_kprobe_destroy+0xcb/0x200 [ 31.778598] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.778929] _free_event+0x220/0x11c0 [ 31.779193] put_event+0x4d/0x60 [ 31.779422] perf_event_release_kernel+0x5d9/0x860 [ 31.779760] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.780108] ? write_comp_data+0x2f/0x90 [ 31.780382] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.780721] ? __pfx_perf_release+0x10/0x10 [ 31.781003] perf_release+0x40/0x50 [ 31.781244] __fput+0x26d/0xa40 [ 31.781482] ____fput+0x1e/0x30 [ 31.781713] task_work_run+0x1a4/0x2d0 [ 31.781979] ? write_comp_data+0x2f/0x90 [ 31.782256] ? __pfx_task_work_run+0x10/0x10 [ 31.782547] ? __this_cpu_preempt_check+0x20/0x30 [ 31.782899] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.783194] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.783528] exit_to_user_mode_prepare+0x200/0x210 [ 31.783855] syscall_exit_to_user_mode+0x2d/0x60 [ 31.784167] do_syscall_64+0x4a/0x90 [ 31.784416] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.784746] RIP: 0033:0x7f3840f1059d [ 31.785010] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.786179] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.786676] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.787158] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.787612] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.788080] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.788537] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.789019] [ 31.828500] FAULT_INJECTION: forcing a failure. [ 31.828500] name failslab, interval 1, probability 0, space 0, times 0 [ 31.829256] CPU: 0 PID: 530 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.829826] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.830537] Call Trace: [ 31.830730] [ 31.830881] dump_stack_lvl+0xa7/0xdb [ 31.831145] dump_stack+0x19/0x1f [ 31.831380] should_fail_ex.cold.5+0x5/0xa [ 31.831673] __should_failslab+0xca/0x120 [ 31.831965] should_failslab+0x12/0x30 [ 31.832223] __kmem_cache_alloc_node+0x62/0x280 [ 31.832535] ? alloc_ftrace_hash+0x4f/0x170 [ 31.832844] kmalloc_trace+0x2e/0x120 [ 31.833098] alloc_ftrace_hash+0x4f/0x170 [ 31.833378] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.833771] ? write_comp_data+0x2f/0x90 [ 31.834078] ftrace_set_hash+0x445/0x590 [ 31.834369] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.834680] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.835028] ? match_dev_by_uuid+0x4/0x100 [ 31.835314] ? __this_cpu_preempt_check+0x20/0x30 [ 31.835638] ? write_comp_data+0x2f/0x90 [ 31.835922] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.836283] disarm_kprobe+0x24a/0x2d0 [ 31.836548] __disable_kprobe+0x2de/0x4b0 [ 31.836830] disable_kprobe+0x31/0x80 [ 31.837088] __disable_trace_kprobe+0xfb/0x1c0 [ 31.837412] disable_trace_kprobe+0x1f0/0x300 [ 31.837716] kprobe_register+0x4e/0xf0 [ 31.837989] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.838349] perf_kprobe_destroy+0xcb/0x200 [ 31.838641] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.838981] _free_event+0x220/0x11c0 [ 31.839251] put_event+0x4d/0x60 [ 31.839495] perf_event_release_kernel+0x5d9/0x860 [ 31.839832] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.840186] ? write_comp_data+0x2f/0x90 [ 31.840480] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.840811] ? __pfx_perf_release+0x10/0x10 [ 31.841098] perf_release+0x40/0x50 [ 31.841346] __fput+0x26d/0xa40 [ 31.841601] ____fput+0x1e/0x30 [ 31.841837] task_work_run+0x1a4/0x2d0 [ 31.842101] ? write_comp_data+0x2f/0x90 [ 31.842381] ? __pfx_task_work_run+0x10/0x10 [ 31.842700] ? __this_cpu_preempt_check+0x20/0x30 [ 31.843024] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.843325] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.843676] exit_to_user_mode_prepare+0x200/0x210 [ 31.843997] syscall_exit_to_user_mode+0x2d/0x60 [ 31.844314] do_syscall_64+0x4a/0x90 [ 31.844567] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.844917] RIP: 0033:0x7f3840f1059d [ 31.845164] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.846326] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.846826] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.847288] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.847738] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.848221] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.848672] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.849161] [ 31.888190] FAULT_INJECTION: forcing a failure. [ 31.888190] name failslab, interval 1, probability 0, space 0, times 0 [ 31.888936] CPU: 0 PID: 531 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.889485] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.890179] Call Trace: [ 31.890342] [ 31.890499] dump_stack_lvl+0xa7/0xdb [ 31.890764] dump_stack+0x19/0x1f [ 31.890991] should_fail_ex.cold.5+0x5/0xa [ 31.891277] __should_failslab+0xca/0x120 [ 31.891561] should_failslab+0x12/0x30 [ 31.891811] __kmem_cache_alloc_node+0x62/0x280 [ 31.892119] ? alloc_ftrace_hash+0x4f/0x170 [ 31.892412] kmalloc_trace+0x2e/0x120 [ 31.892682] alloc_ftrace_hash+0x4f/0x170 [ 31.892960] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.893354] ? write_comp_data+0x2f/0x90 [ 31.893653] ftrace_set_hash+0x445/0x590 [ 31.893951] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.894255] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.894589] ? match_dev_by_uuid+0x4/0x100 [ 31.894900] ? __this_cpu_preempt_check+0x20/0x30 [ 31.895226] ? write_comp_data+0x2f/0x90 [ 31.895511] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.895877] disarm_kprobe+0x24a/0x2d0 [ 31.896143] __disable_kprobe+0x2de/0x4b0 [ 31.896428] disable_kprobe+0x31/0x80 [ 31.896686] __disable_trace_kprobe+0xfb/0x1c0 [ 31.897013] disable_trace_kprobe+0x1f0/0x300 [ 31.897318] kprobe_register+0x4e/0xf0 [ 31.897584] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.897947] perf_kprobe_destroy+0xcb/0x200 [ 31.898242] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.898575] _free_event+0x220/0x11c0 [ 31.898850] put_event+0x4d/0x60 [ 31.899096] perf_event_release_kernel+0x5d9/0x860 [ 31.899432] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.899788] ? write_comp_data+0x2f/0x90 [ 31.900071] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.900413] ? __pfx_perf_release+0x10/0x10 [ 31.900701] perf_release+0x40/0x50 [ 31.900949] __fput+0x26d/0xa40 [ 31.901203] ____fput+0x1e/0x30 [ 31.901431] task_work_run+0x1a4/0x2d0 [ 31.901698] ? write_comp_data+0x2f/0x90 [ 31.901991] ? __pfx_task_work_run+0x10/0x10 [ 31.902299] ? __this_cpu_preempt_check+0x20/0x30 [ 31.902622] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.902930] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.903268] exit_to_user_mode_prepare+0x200/0x210 [ 31.903595] syscall_exit_to_user_mode+0x2d/0x60 [ 31.903904] do_syscall_64+0x4a/0x90 [ 31.904150] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.904491] RIP: 0033:0x7f3840f1059d [ 31.904731] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.905858] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.906330] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.906791] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.907233] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.907671] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.908113] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.908577] [ 31.954181] FAULT_INJECTION: forcing a failure. [ 31.954181] name failslab, interval 1, probability 0, space 0, times 0 [ 31.955800] CPU: 0 PID: 532 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 31.956991] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 31.958170] Call Trace: [ 31.958347] [ 31.958504] dump_stack_lvl+0xa7/0xdb [ 31.958795] dump_stack+0x19/0x1f [ 31.959028] should_fail_ex.cold.5+0x5/0xa [ 31.959312] __should_failslab+0xca/0x120 [ 31.959600] should_failslab+0x12/0x30 [ 31.959850] __kmem_cache_alloc_node+0x62/0x280 [ 31.960163] ? alloc_ftrace_hash+0x4f/0x170 [ 31.960451] kmalloc_trace+0x2e/0x120 [ 31.960712] alloc_ftrace_hash+0x4f/0x170 [ 31.960984] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 31.961366] ? write_comp_data+0x2f/0x90 [ 31.961656] ftrace_set_hash+0x445/0x590 [ 31.961948] ftrace_set_filter_ip+0xcd/0x1a0 [ 31.962243] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 31.962569] ? match_dev_by_uuid+0x4/0x100 [ 31.962865] ? __this_cpu_preempt_check+0x20/0x30 [ 31.963183] ? write_comp_data+0x2f/0x90 [ 31.963467] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 31.963832] disarm_kprobe+0x24a/0x2d0 [ 31.964101] __disable_kprobe+0x2de/0x4b0 [ 31.964388] disable_kprobe+0x31/0x80 [ 31.964650] __disable_trace_kprobe+0xfb/0x1c0 [ 31.964978] disable_trace_kprobe+0x1f0/0x300 [ 31.965283] kprobe_register+0x4e/0xf0 [ 31.965551] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 31.965910] perf_kprobe_destroy+0xcb/0x200 [ 31.966216] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 31.966551] _free_event+0x220/0x11c0 [ 31.966829] put_event+0x4d/0x60 [ 31.967076] perf_event_release_kernel+0x5d9/0x860 [ 31.967416] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 31.967773] ? write_comp_data+0x2f/0x90 [ 31.968055] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 31.968401] ? __pfx_perf_release+0x10/0x10 [ 31.968691] perf_release+0x40/0x50 [ 31.968941] __fput+0x26d/0xa40 [ 31.969199] ____fput+0x1e/0x30 [ 31.969429] task_work_run+0x1a4/0x2d0 [ 31.969695] ? write_comp_data+0x2f/0x90 [ 31.969988] ? __pfx_task_work_run+0x10/0x10 [ 31.970294] ? __this_cpu_preempt_check+0x20/0x30 [ 31.970619] ? lockdep_hardirqs_on+0x8a/0x110 [ 31.970927] ? exit_to_user_mode_prepare+0x100/0x210 [ 31.971268] exit_to_user_mode_prepare+0x200/0x210 [ 31.971605] syscall_exit_to_user_mode+0x2d/0x60 [ 31.971926] do_syscall_64+0x4a/0x90 [ 31.972181] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 31.972533] RIP: 0033:0x7f3840f1059d [ 31.972782] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 31.973949] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 31.974440] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 31.974924] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 31.975387] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 31.975860] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 31.976322] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 31.976817] [ 32.015682] FAULT_INJECTION: forcing a failure. [ 32.015682] name failslab, interval 1, probability 0, space 0, times 0 [ 32.016799] CPU: 1 PID: 533 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.017623] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.018660] Call Trace: [ 32.018903] [ 32.019138] dump_stack_lvl+0xa7/0xdb [ 32.019504] dump_stack+0x19/0x1f [ 32.019843] should_fail_ex.cold.5+0x5/0xa [ 32.020262] __should_failslab+0xca/0x120 [ 32.020692] should_failslab+0x12/0x30 [ 32.021057] __kmem_cache_alloc_node+0x62/0x280 [ 32.021453] ? alloc_ftrace_hash+0x4f/0x170 [ 32.021831] kmalloc_trace+0x2e/0x120 [ 32.022147] alloc_ftrace_hash+0x4f/0x170 [ 32.022473] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.022890] ? write_comp_data+0x2f/0x90 [ 32.023183] ftrace_set_hash+0x445/0x590 [ 32.023499] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.023807] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.024140] ? match_dev_by_uuid+0x4/0x100 [ 32.024435] ? __this_cpu_preempt_check+0x20/0x30 [ 32.024764] ? write_comp_data+0x2f/0x90 [ 32.025048] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.025397] disarm_kprobe+0x24a/0x2d0 [ 32.025673] __disable_kprobe+0x2de/0x4b0 [ 32.025963] disable_kprobe+0x31/0x80 [ 32.026224] __disable_trace_kprobe+0xfb/0x1c0 [ 32.026534] disable_trace_kprobe+0x1f0/0x300 [ 32.026862] kprobe_register+0x4e/0xf0 [ 32.027127] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.027496] perf_kprobe_destroy+0xcb/0x200 [ 32.027799] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.028133] _free_event+0x220/0x11c0 [ 32.028407] put_event+0x4d/0x60 [ 32.028638] perf_event_release_kernel+0x5d9/0x860 [ 32.028985] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.029338] ? write_comp_data+0x2f/0x90 [ 32.029617] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.030212] ? __pfx_perf_release+0x10/0x10 [ 32.030856] perf_release+0x40/0x50 [ 32.031428] __fput+0x26d/0xa40 [ 32.032021] ____fput+0x1e/0x30 [ 32.032588] task_work_run+0x1a4/0x2d0 [ 32.033239] ? write_comp_data+0x2f/0x90 [ 32.033935] ? __pfx_task_work_run+0x10/0x10 [ 32.034673] ? __this_cpu_preempt_check+0x20/0x30 [ 32.035483] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.036214] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.037058] exit_to_user_mode_prepare+0x200/0x210 [ 32.037878] syscall_exit_to_user_mode+0x2d/0x60 [ 32.038664] do_syscall_64+0x4a/0x90 [ 32.039294] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.040151] RIP: 0033:0x7f3840f1059d [ 32.040769] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.043773] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.045018] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.046206] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.047349] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.048472] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.049591] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.050752] [ 32.098145] FAULT_INJECTION: forcing a failure. [ 32.098145] name failslab, interval 1, probability 0, space 0, times 0 [ 32.099759] CPU: 1 PID: 534 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.100937] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.102470] Call Trace: [ 32.102841] [ 32.103161] dump_stack_lvl+0xa7/0xdb [ 32.103707] dump_stack+0x19/0x1f [ 32.104200] should_fail_ex.cold.5+0x5/0xa [ 32.104837] __should_failslab+0xca/0x120 [ 32.105427] should_failslab+0x12/0x30 [ 32.105997] __kmem_cache_alloc_node+0x62/0x280 [ 32.106658] ? alloc_ftrace_hash+0x4f/0x170 [ 32.107273] kmalloc_trace+0x2e/0x120 [ 32.107817] alloc_ftrace_hash+0x4f/0x170 [ 32.108426] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.109295] ? write_comp_data+0x2f/0x90 [ 32.109919] ftrace_set_hash+0x445/0x590 [ 32.110541] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.111198] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.111930] ? match_dev_by_uuid+0x4/0x100 [ 32.112554] ? __this_cpu_preempt_check+0x20/0x30 [ 32.113269] ? write_comp_data+0x2f/0x90 [ 32.113893] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.114685] disarm_kprobe+0x24a/0x2d0 [ 32.115289] __disable_kprobe+0x2de/0x4b0 [ 32.115933] disable_kprobe+0x31/0x80 [ 32.116530] __disable_trace_kprobe+0xfb/0x1c0 [ 32.117249] disable_trace_kprobe+0x1f0/0x300 [ 32.117971] kprobe_register+0x4e/0xf0 [ 32.118573] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.119333] perf_kprobe_destroy+0xcb/0x200 [ 32.119962] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.120673] _free_event+0x220/0x11c0 [ 32.121249] put_event+0x4d/0x60 [ 32.121764] perf_event_release_kernel+0x5d9/0x860 [ 32.122499] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.123275] ? write_comp_data+0x2f/0x90 [ 32.123864] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.124565] ? __pfx_perf_release+0x10/0x10 [ 32.125179] perf_release+0x40/0x50 [ 32.125706] __fput+0x26d/0xa40 [ 32.126226] ____fput+0x1e/0x30 [ 32.126715] task_work_run+0x1a4/0x2d0 [ 32.127279] ? write_comp_data+0x2f/0x90 [ 32.127870] ? __pfx_task_work_run+0x10/0x10 [ 32.128505] ? __this_cpu_preempt_check+0x20/0x30 [ 32.129186] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.129833] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.130563] exit_to_user_mode_prepare+0x200/0x210 [ 32.131285] syscall_exit_to_user_mode+0x2d/0x60 [ 32.131970] do_syscall_64+0x4a/0x90 [ 32.132516] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.133246] RIP: 0033:0x7f3840f1059d [ 32.133777] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.136629] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.137976] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.139089] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.140201] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.141308] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.142445] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.143623] [ 32.186163] FAULT_INJECTION: forcing a failure. [ 32.186163] name failslab, interval 1, probability 0, space 0, times 0 [ 32.187206] CPU: 1 PID: 535 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.187933] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.188858] Call Trace: [ 32.189082] [ 32.189280] dump_stack_lvl+0xa7/0xdb [ 32.189630] dump_stack+0x19/0x1f [ 32.189942] should_fail_ex.cold.5+0x5/0xa [ 32.190327] __should_failslab+0xca/0x120 [ 32.190667] should_failslab+0x12/0x30 [ 32.190981] __kmem_cache_alloc_node+0x62/0x280 [ 32.191364] ? alloc_ftrace_hash+0x4f/0x170 [ 32.191745] kmalloc_trace+0x2e/0x120 [ 32.192070] alloc_ftrace_hash+0x4f/0x170 [ 32.192426] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.192936] ? write_comp_data+0x2f/0x90 [ 32.193303] ftrace_set_hash+0x445/0x590 [ 32.193688] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.194096] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.194525] ? match_dev_by_uuid+0x4/0x100 [ 32.194886] ? __this_cpu_preempt_check+0x20/0x30 [ 32.195307] ? write_comp_data+0x2f/0x90 [ 32.195677] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.196125] disarm_kprobe+0x24a/0x2d0 [ 32.196459] __disable_kprobe+0x2de/0x4b0 [ 32.196808] disable_kprobe+0x31/0x80 [ 32.197159] __disable_trace_kprobe+0xfb/0x1c0 [ 32.197598] disable_trace_kprobe+0x1f0/0x300 [ 32.198248] kprobe_register+0x4e/0xf0 [ 32.198818] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.199548] perf_kprobe_destroy+0xcb/0x200 [ 32.200161] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.200865] _free_event+0x220/0x11c0 [ 32.201419] put_event+0x4d/0x60 [ 32.201923] perf_event_release_kernel+0x5d9/0x860 [ 32.202657] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.203418] ? write_comp_data+0x2f/0x90 [ 32.204000] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.204699] ? __pfx_perf_release+0x10/0x10 [ 32.205306] perf_release+0x40/0x50 [ 32.205834] __fput+0x26d/0xa40 [ 32.206328] ____fput+0x1e/0x30 [ 32.206807] task_work_run+0x1a4/0x2d0 [ 32.207362] ? write_comp_data+0x2f/0x90 [ 32.207944] ? __pfx_task_work_run+0x10/0x10 [ 32.208570] ? __this_cpu_preempt_check+0x20/0x30 [ 32.209260] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.209919] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.210629] exit_to_user_mode_prepare+0x200/0x210 [ 32.211269] syscall_exit_to_user_mode+0x2d/0x60 [ 32.211922] do_syscall_64+0x4a/0x90 [ 32.212460] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.213182] RIP: 0033:0x7f3840f1059d [ 32.213732] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.216304] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.217391] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.218415] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.219433] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.220457] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.221482] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.222546] [ 32.265326] FAULT_INJECTION: forcing a failure. [ 32.265326] name failslab, interval 1, probability 0, space 0, times 0 [ 32.266990] CPU: 1 PID: 536 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.268234] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.269818] Call Trace: [ 32.270198] [ 32.270530] dump_stack_lvl+0xa7/0xdb [ 32.271115] dump_stack+0x19/0x1f [ 32.271627] should_fail_ex.cold.5+0x5/0xa [ 32.272274] __should_failslab+0xca/0x120 [ 32.272904] should_failslab+0x12/0x30 [ 32.273578] __kmem_cache_alloc_node+0x62/0x280 [ 32.274389] ? alloc_ftrace_hash+0x4f/0x170 [ 32.275142] kmalloc_trace+0x2e/0x120 [ 32.275806] alloc_ftrace_hash+0x4f/0x170 [ 32.276527] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.277555] ? write_comp_data+0x2f/0x90 [ 32.278296] ftrace_set_hash+0x445/0x590 [ 32.278941] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.279623] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.280459] ? match_dev_by_uuid+0x4/0x100 [ 32.281167] ? __this_cpu_preempt_check+0x20/0x30 [ 32.281973] ? write_comp_data+0x2f/0x90 [ 32.282268] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.282608] disarm_kprobe+0x24a/0x2d0 [ 32.282891] __disable_kprobe+0x2de/0x4b0 [ 32.283167] disable_kprobe+0x31/0x80 [ 32.283419] __disable_trace_kprobe+0xfb/0x1c0 [ 32.283724] disable_trace_kprobe+0x1f0/0x300 [ 32.284032] kprobe_register+0x4e/0xf0 [ 32.284290] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.284630] perf_kprobe_destroy+0xcb/0x200 [ 32.284922] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.285255] _free_event+0x220/0x11c0 [ 32.285518] put_event+0x4d/0x60 [ 32.285747] perf_event_release_kernel+0x5d9/0x860 [ 32.286094] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.286444] ? write_comp_data+0x2f/0x90 [ 32.286728] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.287058] ? __pfx_perf_release+0x10/0x10 [ 32.287367] perf_release+0x40/0x50 [ 32.287610] __fput+0x26d/0xa40 [ 32.287851] ____fput+0x1e/0x30 [ 32.288075] task_work_run+0x1a4/0x2d0 [ 32.288349] ? write_comp_data+0x2f/0x90 [ 32.288623] ? __pfx_task_work_run+0x10/0x10 [ 32.288914] ? __this_cpu_preempt_check+0x20/0x30 [ 32.289232] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.289537] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.289876] exit_to_user_mode_prepare+0x200/0x210 [ 32.290193] syscall_exit_to_user_mode+0x2d/0x60 [ 32.290529] do_syscall_64+0x4a/0x90 [ 32.290788] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.291117] RIP: 0033:0x7f3840f1059d [ 32.291357] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.292472] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.292955] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.293409] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.293882] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.294334] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.294810] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.295290] [ 32.337671] FAULT_INJECTION: forcing a failure. [ 32.337671] name failslab, interval 1, probability 0, space 0, times 0 [ 32.338714] CPU: 1 PID: 537 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.339473] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.340472] Call Trace: [ 32.340701] [ 32.340906] dump_stack_lvl+0xa7/0xdb [ 32.341272] dump_stack+0x19/0x1f [ 32.341591] should_fail_ex.cold.5+0x5/0xa [ 32.341992] __should_failslab+0xca/0x120 [ 32.342417] should_failslab+0x12/0x30 [ 32.342762] __kmem_cache_alloc_node+0x62/0x280 [ 32.343200] ? alloc_ftrace_hash+0x4f/0x170 [ 32.343614] kmalloc_trace+0x2e/0x120 [ 32.343967] alloc_ftrace_hash+0x4f/0x170 [ 32.344409] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.344931] ? write_comp_data+0x2f/0x90 [ 32.345215] ftrace_set_hash+0x445/0x590 [ 32.345503] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.345813] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.346188] ? match_dev_by_uuid+0x4/0x100 [ 32.346473] ? __this_cpu_preempt_check+0x20/0x30 [ 32.346807] ? write_comp_data+0x2f/0x90 [ 32.347099] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.347446] disarm_kprobe+0x24a/0x2d0 [ 32.347706] __disable_kprobe+0x2de/0x4b0 [ 32.347985] disable_kprobe+0x31/0x80 [ 32.348251] __disable_trace_kprobe+0xfb/0x1c0 [ 32.348558] disable_trace_kprobe+0x1f0/0x300 [ 32.348859] kprobe_register+0x4e/0xf0 [ 32.349126] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.349480] perf_kprobe_destroy+0xcb/0x200 [ 32.349766] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.350099] _free_event+0x220/0x11c0 [ 32.350375] put_event+0x4d/0x60 [ 32.350605] perf_event_release_kernel+0x5d9/0x860 [ 32.350947] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.351314] ? write_comp_data+0x2f/0x90 [ 32.351593] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.351919] ? __pfx_perf_release+0x10/0x10 [ 32.352204] perf_release+0x40/0x50 [ 32.352448] __fput+0x26d/0xa40 [ 32.352689] ____fput+0x1e/0x30 [ 32.352913] task_work_run+0x1a4/0x2d0 [ 32.353172] ? write_comp_data+0x2f/0x90 [ 32.353450] ? __pfx_task_work_run+0x10/0x10 [ 32.353745] ? __this_cpu_preempt_check+0x20/0x30 [ 32.354068] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.354364] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.354697] exit_to_user_mode_prepare+0x200/0x210 [ 32.355014] syscall_exit_to_user_mode+0x2d/0x60 [ 32.355328] do_syscall_64+0x4a/0x90 [ 32.355579] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.355911] RIP: 0033:0x7f3840f1059d [ 32.356157] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.357281] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.357760] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.358212] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.358658] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.359103] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.359548] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.360018] [ 32.401473] FAULT_INJECTION: forcing a failure. [ 32.401473] name failslab, interval 1, probability 0, space 0, times 0 [ 32.402409] CPU: 1 PID: 538 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.402942] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.403622] Call Trace: [ 32.403786] [ 32.403935] dump_stack_lvl+0xa7/0xdb [ 32.404194] dump_stack+0x19/0x1f [ 32.404420] should_fail_ex.cold.5+0x5/0xa [ 32.404703] __should_failslab+0xca/0x120 [ 32.404974] should_failslab+0x12/0x30 [ 32.405223] __kmem_cache_alloc_node+0x62/0x280 [ 32.405521] ? alloc_ftrace_hash+0x4f/0x170 [ 32.405816] kmalloc_trace+0x2e/0x120 [ 32.406067] alloc_ftrace_hash+0x4f/0x170 [ 32.406338] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.406718] ? write_comp_data+0x2f/0x90 [ 32.406994] ftrace_set_hash+0x445/0x590 [ 32.407281] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.407576] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.407900] ? match_dev_by_uuid+0x4/0x100 [ 32.408179] ? __this_cpu_preempt_check+0x20/0x30 [ 32.408493] ? write_comp_data+0x2f/0x90 [ 32.408770] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.409111] disarm_kprobe+0x24a/0x2d0 [ 32.409382] __disable_kprobe+0x2de/0x4b0 [ 32.409654] disable_kprobe+0x31/0x80 [ 32.409909] __disable_trace_kprobe+0xfb/0x1c0 [ 32.410218] disable_trace_kprobe+0x1f0/0x300 [ 32.410512] kprobe_register+0x4e/0xf0 [ 32.410770] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.411105] perf_kprobe_destroy+0xcb/0x200 [ 32.411384] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.411702] _free_event+0x220/0x11c0 [ 32.411973] put_event+0x4d/0x60 [ 32.412198] perf_event_release_kernel+0x5d9/0x860 [ 32.412519] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.412863] ? write_comp_data+0x2f/0x90 [ 32.413133] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.413452] ? __pfx_perf_release+0x10/0x10 [ 32.413729] perf_release+0x40/0x50 [ 32.413982] __fput+0x26d/0xa40 [ 32.414214] ____fput+0x1e/0x30 [ 32.414430] task_work_run+0x1a4/0x2d0 [ 32.414683] ? write_comp_data+0x2f/0x90 [ 32.414953] ? __pfx_task_work_run+0x10/0x10 [ 32.415226] ? __this_cpu_preempt_check+0x20/0x30 [ 32.415528] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.415807] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.416121] exit_to_user_mode_prepare+0x200/0x210 [ 32.416421] syscall_exit_to_user_mode+0x2d/0x60 [ 32.416715] do_syscall_64+0x4a/0x90 [ 32.416951] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.417268] RIP: 0033:0x7f3840f1059d [ 32.417499] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.418565] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.419021] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.419441] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.419864] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.420287] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.420712] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.421159] [ 32.457632] FAULT_INJECTION: forcing a failure. [ 32.457632] name failslab, interval 1, probability 0, space 0, times 0 [ 32.458528] CPU: 1 PID: 539 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.459202] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.460088] Call Trace: [ 32.460302] [ 32.460490] dump_stack_lvl+0xa7/0xdb [ 32.460827] dump_stack+0x19/0x1f [ 32.461112] should_fail_ex.cold.5+0x5/0xa [ 32.461481] __should_failslab+0xca/0x120 [ 32.461864] should_failslab+0x12/0x30 [ 32.462183] __kmem_cache_alloc_node+0x62/0x280 [ 32.462560] ? alloc_ftrace_hash+0x4f/0x170 [ 32.462934] kmalloc_trace+0x2e/0x120 [ 32.463239] alloc_ftrace_hash+0x4f/0x170 [ 32.463590] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.464072] ? write_comp_data+0x2f/0x90 [ 32.464409] ftrace_set_hash+0x445/0x590 [ 32.464757] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.465110] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.465500] ? match_dev_by_uuid+0x4/0x100 [ 32.465848] ? __this_cpu_preempt_check+0x20/0x30 [ 32.466230] ? write_comp_data+0x2f/0x90 [ 32.466563] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.466986] disarm_kprobe+0x24a/0x2d0 [ 32.467323] __disable_kprobe+0x2de/0x4b0 [ 32.467689] disable_kprobe+0x31/0x80 [ 32.468018] __disable_trace_kprobe+0xfb/0x1c0 [ 32.468415] disable_trace_kprobe+0x1f0/0x300 [ 32.468804] kprobe_register+0x4e/0xf0 [ 32.469119] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.469560] perf_kprobe_destroy+0xcb/0x200 [ 32.469941] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.470367] _free_event+0x220/0x11c0 [ 32.470715] put_event+0x4d/0x60 [ 32.471013] perf_event_release_kernel+0x5d9/0x860 [ 32.471426] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.471858] ? write_comp_data+0x2f/0x90 [ 32.472212] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.472624] ? __pfx_perf_release+0x10/0x10 [ 32.472973] perf_release+0x40/0x50 [ 32.473281] __fput+0x26d/0xa40 [ 32.473584] ____fput+0x1e/0x30 [ 32.473868] task_work_run+0x1a4/0x2d0 [ 32.474205] ? write_comp_data+0x2f/0x90 [ 32.474587] ? __pfx_task_work_run+0x10/0x10 [ 32.474967] ? __this_cpu_preempt_check+0x20/0x30 [ 32.475386] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.475769] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.476191] exit_to_user_mode_prepare+0x200/0x210 [ 32.476598] syscall_exit_to_user_mode+0x2d/0x60 [ 32.476995] do_syscall_64+0x4a/0x90 [ 32.477312] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.477742] RIP: 0033:0x7f3840f1059d [ 32.478062] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.479503] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.480133] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.480708] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.481270] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.481844] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.482412] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.483045] [ 32.539322] FAULT_INJECTION: forcing a failure. [ 32.539322] name failslab, interval 1, probability 0, space 0, times 0 [ 32.540270] CPU: 1 PID: 540 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.540979] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.541911] Call Trace: [ 32.542081] [ 32.542232] dump_stack_lvl+0xa7/0xdb [ 32.542497] dump_stack+0x19/0x1f [ 32.542731] should_fail_ex.cold.5+0x5/0xa [ 32.543022] __should_failslab+0xca/0x120 [ 32.543300] should_failslab+0x12/0x30 [ 32.543556] __kmem_cache_alloc_node+0x62/0x280 [ 32.543863] ? alloc_ftrace_hash+0x4f/0x170 [ 32.544157] kmalloc_trace+0x2e/0x120 [ 32.544420] alloc_ftrace_hash+0x4f/0x170 [ 32.544699] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.545091] ? write_comp_data+0x2f/0x90 [ 32.545376] ftrace_set_hash+0x445/0x590 [ 32.545664] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.545975] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.546308] ? match_dev_by_uuid+0x4/0x100 [ 32.546593] ? __this_cpu_preempt_check+0x20/0x30 [ 32.546916] ? write_comp_data+0x2f/0x90 [ 32.547198] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.547546] disarm_kprobe+0x24a/0x2d0 [ 32.547809] __disable_kprobe+0x2de/0x4b0 [ 32.548089] disable_kprobe+0x31/0x80 [ 32.548346] __disable_trace_kprobe+0xfb/0x1c0 [ 32.548660] disable_trace_kprobe+0x1f0/0x300 [ 32.548958] kprobe_register+0x4e/0xf0 [ 32.549221] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.549564] perf_kprobe_destroy+0xcb/0x200 [ 32.549861] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.550188] _free_event+0x220/0x11c0 [ 32.550453] put_event+0x4d/0x60 [ 32.550681] perf_event_release_kernel+0x5d9/0x860 [ 32.551012] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.551364] ? write_comp_data+0x2f/0x90 [ 32.551638] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.551968] ? __pfx_perf_release+0x10/0x10 [ 32.552254] perf_release+0x40/0x50 [ 32.552500] __fput+0x26d/0xa40 [ 32.552740] ____fput+0x1e/0x30 [ 32.552965] task_work_run+0x1a4/0x2d0 [ 32.553228] ? write_comp_data+0x2f/0x90 [ 32.553507] ? __pfx_task_work_run+0x10/0x10 [ 32.553806] ? __this_cpu_preempt_check+0x20/0x30 [ 32.554122] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.554419] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.554748] exit_to_user_mode_prepare+0x200/0x210 [ 32.555069] syscall_exit_to_user_mode+0x2d/0x60 [ 32.555391] do_syscall_64+0x4a/0x90 [ 32.555651] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.555996] RIP: 0033:0x7f3840f1059d [ 32.556252] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.557419] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.557927] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.558389] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.558851] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.559311] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.559775] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.560260] [ 32.596473] FAULT_INJECTION: forcing a failure. [ 32.596473] name failslab, interval 1, probability 0, space 0, times 0 [ 32.597205] CPU: 1 PID: 541 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.597709] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.598388] Call Trace: [ 32.598550] [ 32.598697] dump_stack_lvl+0xa7/0xdb [ 32.598948] dump_stack+0x19/0x1f [ 32.599169] should_fail_ex.cold.5+0x5/0xa [ 32.599454] __should_failslab+0xca/0x120 [ 32.599726] should_failslab+0x12/0x30 [ 32.599973] __kmem_cache_alloc_node+0x62/0x280 [ 32.600270] ? alloc_ftrace_hash+0x4f/0x170 [ 32.600549] kmalloc_trace+0x2e/0x120 [ 32.600795] alloc_ftrace_hash+0x4f/0x170 [ 32.601062] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.601437] ? write_comp_data+0x2f/0x90 [ 32.601707] ftrace_set_hash+0x445/0x590 [ 32.601994] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.602287] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.602608] ? match_dev_by_uuid+0x4/0x100 [ 32.602878] ? __this_cpu_preempt_check+0x20/0x30 [ 32.603188] ? write_comp_data+0x2f/0x90 [ 32.603459] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.603792] disarm_kprobe+0x24a/0x2d0 [ 32.604047] __disable_kprobe+0x2de/0x4b0 [ 32.604330] disable_kprobe+0x31/0x80 [ 32.604584] __disable_trace_kprobe+0xfb/0x1c0 [ 32.604891] disable_trace_kprobe+0x1f0/0x300 [ 32.605188] kprobe_register+0x4e/0xf0 [ 32.605446] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.605792] perf_kprobe_destroy+0xcb/0x200 [ 32.606135] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.606524] _free_event+0x220/0x11c0 [ 32.606789] put_event+0x4d/0x60 [ 32.607017] perf_event_release_kernel+0x5d9/0x860 [ 32.607342] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.607711] ? write_comp_data+0x2f/0x90 [ 32.607989] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.608380] ? __pfx_perf_release+0x10/0x10 [ 32.608674] perf_release+0x40/0x50 [ 32.608954] __fput+0x26d/0xa40 [ 32.609248] ____fput+0x1e/0x30 [ 32.609476] task_work_run+0x1a4/0x2d0 [ 32.609745] ? write_comp_data+0x2f/0x90 [ 32.610069] ? __pfx_task_work_run+0x10/0x10 [ 32.610420] ? __this_cpu_preempt_check+0x20/0x30 [ 32.610755] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.611091] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.611501] exit_to_user_mode_prepare+0x200/0x210 [ 32.611836] syscall_exit_to_user_mode+0x2d/0x60 [ 32.612157] do_syscall_64+0x4a/0x90 [ 32.612446] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.612835] RIP: 0033:0x7f3840f1059d [ 32.613086] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.614337] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.614923] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.615384] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.615833] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.616279] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.616726] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.617203] [ 32.652490] FAULT_INJECTION: forcing a failure. [ 32.652490] name failslab, interval 1, probability 0, space 0, times 0 [ 32.653191] CPU: 0 PID: 542 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.653723] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.655328] Call Trace: [ 32.655727] [ 32.656070] dump_stack_lvl+0xa7/0xdb [ 32.656660] dump_stack+0x19/0x1f [ 32.657183] should_fail_ex.cold.5+0x5/0xa [ 32.657827] __should_failslab+0xca/0x120 [ 32.658439] should_failslab+0x12/0x30 [ 32.659008] __kmem_cache_alloc_node+0x62/0x280 [ 32.659699] ? alloc_ftrace_hash+0x4f/0x170 [ 32.660349] kmalloc_trace+0x2e/0x120 [ 32.660920] alloc_ftrace_hash+0x4f/0x170 [ 32.661544] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.662133] ? write_comp_data+0x2f/0x90 [ 32.662425] ftrace_set_hash+0x445/0x590 [ 32.662718] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.663038] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.663391] ? match_dev_by_uuid+0x4/0x100 [ 32.663752] ? __this_cpu_preempt_check+0x20/0x30 [ 32.664161] ? write_comp_data+0x2f/0x90 [ 32.664502] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.664852] disarm_kprobe+0x24a/0x2d0 [ 32.665122] __disable_kprobe+0x2de/0x4b0 [ 32.665406] disable_kprobe+0x31/0x80 [ 32.665664] __disable_trace_kprobe+0xfb/0x1c0 [ 32.665988] disable_trace_kprobe+0x1f0/0x300 [ 32.666293] kprobe_register+0x4e/0xf0 [ 32.666560] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.666910] perf_kprobe_destroy+0xcb/0x200 [ 32.667203] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.667541] _free_event+0x220/0x11c0 [ 32.667811] put_event+0x4d/0x60 [ 32.668045] perf_event_release_kernel+0x5d9/0x860 [ 32.668385] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.668744] ? write_comp_data+0x2f/0x90 [ 32.669042] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.669391] ? __pfx_perf_release+0x10/0x10 [ 32.669685] perf_release+0x40/0x50 [ 32.669940] __fput+0x26d/0xa40 [ 32.670184] ____fput+0x1e/0x30 [ 32.670412] task_work_run+0x1a4/0x2d0 [ 32.670676] ? write_comp_data+0x2f/0x90 [ 32.670960] ? __pfx_task_work_run+0x10/0x10 [ 32.671259] ? __this_cpu_preempt_check+0x20/0x30 [ 32.671590] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.671894] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.672235] exit_to_user_mode_prepare+0x200/0x210 [ 32.672560] syscall_exit_to_user_mode+0x2d/0x60 [ 32.672882] do_syscall_64+0x4a/0x90 [ 32.673139] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.673479] RIP: 0033:0x7f3840f1059d [ 32.673730] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.674899] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.675394] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.675853] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.676310] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.676761] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.677239] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.677703] [ 32.735832] FAULT_INJECTION: forcing a failure. [ 32.735832] name failslab, interval 1, probability 0, space 0, times 0 [ 32.736509] CPU: 0 PID: 543 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.737014] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.737664] Call Trace: [ 32.737829] [ 32.737966] dump_stack_lvl+0xa7/0xdb [ 32.738204] dump_stack+0x19/0x1f [ 32.738415] should_fail_ex.cold.5+0x5/0xa [ 32.738685] __should_failslab+0xca/0x120 [ 32.738940] should_failslab+0x12/0x30 [ 32.739182] __kmem_cache_alloc_node+0x62/0x280 [ 32.739475] ? alloc_ftrace_hash+0x4f/0x170 [ 32.739751] kmalloc_trace+0x2e/0x120 [ 32.739992] alloc_ftrace_hash+0x4f/0x170 [ 32.740255] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.740625] ? write_comp_data+0x2f/0x90 [ 32.740896] ftrace_set_hash+0x445/0x590 [ 32.741171] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.741456] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.741771] ? match_dev_by_uuid+0x4/0x100 [ 32.742049] ? __this_cpu_preempt_check+0x20/0x30 [ 32.742359] ? write_comp_data+0x2f/0x90 [ 32.742625] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.742958] disarm_kprobe+0x24a/0x2d0 [ 32.743211] __disable_kprobe+0x2de/0x4b0 [ 32.743477] disable_kprobe+0x31/0x80 [ 32.743719] __disable_trace_kprobe+0xfb/0x1c0 [ 32.744014] disable_trace_kprobe+0x1f0/0x300 [ 32.744305] kprobe_register+0x4e/0xf0 [ 32.744557] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.744890] perf_kprobe_destroy+0xcb/0x200 [ 32.745166] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.745482] _free_event+0x220/0x11c0 [ 32.745733] put_event+0x4d/0x60 [ 32.745960] perf_event_release_kernel+0x5d9/0x860 [ 32.746278] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.746636] ? write_comp_data+0x2f/0x90 [ 32.746897] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.747213] ? __pfx_perf_release+0x10/0x10 [ 32.747486] perf_release+0x40/0x50 [ 32.747721] __fput+0x26d/0xa40 [ 32.747952] ____fput+0x1e/0x30 [ 32.748170] task_work_run+0x1a4/0x2d0 [ 32.748420] ? write_comp_data+0x2f/0x90 [ 32.748685] ? __pfx_task_work_run+0x10/0x10 [ 32.748963] ? __this_cpu_preempt_check+0x20/0x30 [ 32.749274] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.749561] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.749898] exit_to_user_mode_prepare+0x200/0x210 [ 32.750212] syscall_exit_to_user_mode+0x2d/0x60 [ 32.750524] do_syscall_64+0x4a/0x90 [ 32.750769] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.751100] RIP: 0033:0x7f3840f1059d [ 32.751339] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.752473] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.752949] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.753389] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.753839] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.754283] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.754722] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.755190] [ 32.804540] FAULT_INJECTION: forcing a failure. [ 32.804540] name failslab, interval 1, probability 0, space 0, times 0 [ 32.805261] CPU: 0 PID: 544 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.805777] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.806461] Call Trace: [ 32.806621] [ 32.806764] dump_stack_lvl+0xa7/0xdb [ 32.807012] dump_stack+0x19/0x1f [ 32.807232] should_fail_ex.cold.5+0x5/0xa [ 32.807508] __should_failslab+0xca/0x120 [ 32.807772] should_failslab+0x12/0x30 [ 32.808014] __kmem_cache_alloc_node+0x62/0x280 [ 32.808307] ? alloc_ftrace_hash+0x4f/0x170 [ 32.808585] kmalloc_trace+0x2e/0x120 [ 32.808828] alloc_ftrace_hash+0x4f/0x170 [ 32.809093] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.809464] ? write_comp_data+0x2f/0x90 [ 32.809732] ftrace_set_hash+0x445/0x590 [ 32.810016] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.810304] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.810621] ? match_dev_by_uuid+0x4/0x100 [ 32.810890] ? __this_cpu_preempt_check+0x20/0x30 [ 32.811198] ? write_comp_data+0x2f/0x90 [ 32.811467] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.811806] disarm_kprobe+0x24a/0x2d0 [ 32.812063] __disable_kprobe+0x2de/0x4b0 [ 32.812338] disable_kprobe+0x31/0x80 [ 32.812591] __disable_trace_kprobe+0xfb/0x1c0 [ 32.812896] disable_trace_kprobe+0x1f0/0x300 [ 32.813192] kprobe_register+0x4e/0xf0 [ 32.813452] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.813799] perf_kprobe_destroy+0xcb/0x200 [ 32.814083] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.814405] _free_event+0x220/0x11c0 [ 32.814668] put_event+0x4d/0x60 [ 32.814895] perf_event_release_kernel+0x5d9/0x860 [ 32.815222] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.815567] ? write_comp_data+0x2f/0x90 [ 32.815840] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.816161] ? __pfx_perf_release+0x10/0x10 [ 32.816443] perf_release+0x40/0x50 [ 32.816683] __fput+0x26d/0xa40 [ 32.816921] ____fput+0x1e/0x30 [ 32.817142] task_work_run+0x1a4/0x2d0 [ 32.817399] ? write_comp_data+0x2f/0x90 [ 32.817672] ? __pfx_task_work_run+0x10/0x10 [ 32.817968] ? __this_cpu_preempt_check+0x20/0x30 [ 32.818288] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.818578] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.818917] exit_to_user_mode_prepare+0x200/0x210 [ 32.819239] syscall_exit_to_user_mode+0x2d/0x60 [ 32.819558] do_syscall_64+0x4a/0x90 [ 32.819813] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.820163] RIP: 0033:0x7f3840f1059d [ 32.820415] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.821576] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.822072] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.822527] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.822980] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.823432] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.823885] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.824364] [ 32.865841] FAULT_INJECTION: forcing a failure. [ 32.865841] name failslab, interval 1, probability 0, space 0, times 0 [ 32.866820] CPU: 1 PID: 545 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.867499] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.868381] Call Trace: [ 32.868589] [ 32.868779] dump_stack_lvl+0xa7/0xdb [ 32.869108] dump_stack+0x19/0x1f [ 32.869408] should_fail_ex.cold.5+0x5/0xa [ 32.869793] __should_failslab+0xca/0x120 [ 32.870096] should_failslab+0x12/0x30 [ 32.870354] __kmem_cache_alloc_node+0x62/0x280 [ 32.870665] ? alloc_ftrace_hash+0x4f/0x170 [ 32.870963] kmalloc_trace+0x2e/0x120 [ 32.871226] alloc_ftrace_hash+0x4f/0x170 [ 32.871516] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.871922] ? write_comp_data+0x2f/0x90 [ 32.872209] ftrace_set_hash+0x445/0x590 [ 32.872508] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.872816] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.873170] ? match_dev_by_uuid+0x4/0x100 [ 32.873455] ? __this_cpu_preempt_check+0x20/0x30 [ 32.873786] ? write_comp_data+0x2f/0x90 [ 32.874072] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.874420] disarm_kprobe+0x24a/0x2d0 [ 32.874686] __disable_kprobe+0x2de/0x4b0 [ 32.874970] disable_kprobe+0x31/0x80 [ 32.875227] __disable_trace_kprobe+0xfb/0x1c0 [ 32.875542] disable_trace_kprobe+0x1f0/0x300 [ 32.875846] kprobe_register+0x4e/0xf0 [ 32.876114] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.876460] perf_kprobe_destroy+0xcb/0x200 [ 32.876751] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.877085] _free_event+0x220/0x11c0 [ 32.877353] put_event+0x4d/0x60 [ 32.877586] perf_event_release_kernel+0x5d9/0x860 [ 32.877931] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.878287] ? write_comp_data+0x2f/0x90 [ 32.878568] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.878901] ? __pfx_perf_release+0x10/0x10 [ 32.879189] perf_release+0x40/0x50 [ 32.879439] __fput+0x26d/0xa40 [ 32.879682] ____fput+0x1e/0x30 [ 32.879908] task_work_run+0x1a4/0x2d0 [ 32.880175] ? write_comp_data+0x2f/0x90 [ 32.880456] ? __pfx_task_work_run+0x10/0x10 [ 32.880753] ? __this_cpu_preempt_check+0x20/0x30 [ 32.881077] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.881379] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.881720] exit_to_user_mode_prepare+0x200/0x210 [ 32.882049] syscall_exit_to_user_mode+0x2d/0x60 [ 32.882366] do_syscall_64+0x4a/0x90 [ 32.882621] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.882961] RIP: 0033:0x7f3840f1059d [ 32.883209] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.884338] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.884810] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.885248] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.885687] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.886158] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.886612] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.887102] [ 32.922839] FAULT_INJECTION: forcing a failure. [ 32.922839] name failslab, interval 1, probability 0, space 0, times 0 [ 32.923532] CPU: 0 PID: 546 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 32.924044] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 32.924686] Call Trace: [ 32.924839] [ 32.924980] dump_stack_lvl+0xa7/0xdb [ 32.925234] dump_stack+0x19/0x1f [ 32.925448] should_fail_ex.cold.5+0x5/0xa [ 32.925716] __should_failslab+0xca/0x120 [ 32.925984] should_failslab+0x12/0x30 [ 32.926231] __kmem_cache_alloc_node+0x62/0x280 [ 32.926514] ? alloc_ftrace_hash+0x4f/0x170 [ 32.926796] kmalloc_trace+0x2e/0x120 [ 32.927033] alloc_ftrace_hash+0x4f/0x170 [ 32.927303] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 32.927668] ? write_comp_data+0x2f/0x90 [ 32.927929] ftrace_set_hash+0x445/0x590 [ 32.928196] ftrace_set_filter_ip+0xcd/0x1a0 [ 32.928488] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 32.928796] ? match_dev_by_uuid+0x4/0x100 [ 32.929059] ? __this_cpu_preempt_check+0x20/0x30 [ 32.929356] ? write_comp_data+0x2f/0x90 [ 32.929628] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 32.929955] disarm_kprobe+0x24a/0x2d0 [ 32.930199] __disable_kprobe+0x2de/0x4b0 [ 32.930460] disable_kprobe+0x31/0x80 [ 32.930726] __disable_trace_kprobe+0xfb/0x1c0 [ 32.931015] disable_trace_kprobe+0x1f0/0x300 [ 32.931296] kprobe_register+0x4e/0xf0 [ 32.931540] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 32.931873] perf_kprobe_destroy+0xcb/0x200 [ 32.932140] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 32.932445] _free_event+0x220/0x11c0 [ 32.932702] put_event+0x4d/0x60 [ 32.932918] perf_event_release_kernel+0x5d9/0x860 [ 32.933226] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 32.933553] ? write_comp_data+0x2f/0x90 [ 32.933831] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 32.934137] ? __pfx_perf_release+0x10/0x10 [ 32.934422] perf_release+0x40/0x50 [ 32.934738] __fput+0x26d/0xa40 [ 32.935025] ____fput+0x1e/0x30 [ 32.935282] task_work_run+0x1a4/0x2d0 [ 32.935606] ? write_comp_data+0x2f/0x90 [ 32.935954] ? __pfx_task_work_run+0x10/0x10 [ 32.936289] ? __this_cpu_preempt_check+0x20/0x30 [ 32.936625] ? lockdep_hardirqs_on+0x8a/0x110 [ 32.936941] ? exit_to_user_mode_prepare+0x100/0x210 [ 32.937324] exit_to_user_mode_prepare+0x200/0x210 [ 32.937654] syscall_exit_to_user_mode+0x2d/0x60 [ 32.938006] do_syscall_64+0x4a/0x90 [ 32.938305] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 32.938680] RIP: 0033:0x7f3840f1059d [ 32.938982] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 32.940267] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 32.940835] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 32.941398] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 32.941952] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 32.942492] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 32.943024] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 32.943592] [ 33.010189] FAULT_INJECTION: forcing a failure. [ 33.010189] name failslab, interval 1, probability 0, space 0, times 0 [ 33.010978] CPU: 0 PID: 547 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.011524] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.012213] Call Trace: [ 33.012375] [ 33.012528] dump_stack_lvl+0xa7/0xdb [ 33.012788] dump_stack+0x19/0x1f [ 33.013013] should_fail_ex.cold.5+0x5/0xa [ 33.013294] __should_failslab+0xca/0x120 [ 33.013567] should_failslab+0x12/0x30 [ 33.013840] __kmem_cache_alloc_node+0x62/0x280 [ 33.014149] ? alloc_ftrace_hash+0x4f/0x170 [ 33.014439] kmalloc_trace+0x2e/0x120 [ 33.014710] alloc_ftrace_hash+0x4f/0x170 [ 33.014995] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.015386] ? write_comp_data+0x2f/0x90 [ 33.015670] ftrace_set_hash+0x445/0x590 [ 33.015973] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.016275] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.016607] ? match_dev_by_uuid+0x4/0x100 [ 33.016903] ? __this_cpu_preempt_check+0x20/0x30 [ 33.017247] ? write_comp_data+0x2f/0x90 [ 33.017530] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.017907] disarm_kprobe+0x24a/0x2d0 [ 33.018186] __disable_kprobe+0x2de/0x4b0 [ 33.018469] disable_kprobe+0x31/0x80 [ 33.018741] __disable_trace_kprobe+0xfb/0x1c0 [ 33.019082] disable_trace_kprobe+0x1f0/0x300 [ 33.019388] kprobe_register+0x4e/0xf0 [ 33.019654] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.020017] perf_kprobe_destroy+0xcb/0x200 [ 33.020322] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.020655] _free_event+0x220/0x11c0 [ 33.020923] put_event+0x4d/0x60 [ 33.021156] perf_event_release_kernel+0x5d9/0x860 [ 33.021506] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.021870] ? write_comp_data+0x2f/0x90 [ 33.022150] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.022493] ? __pfx_perf_release+0x10/0x10 [ 33.022791] perf_release+0x40/0x50 [ 33.023040] __fput+0x26d/0xa40 [ 33.023281] ____fput+0x1e/0x30 [ 33.023519] task_work_run+0x1a4/0x2d0 [ 33.023784] ? write_comp_data+0x2f/0x90 [ 33.024063] ? __pfx_task_work_run+0x10/0x10 [ 33.024359] ? __this_cpu_preempt_check+0x20/0x30 [ 33.024694] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.024994] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.025333] exit_to_user_mode_prepare+0x200/0x210 [ 33.025668] syscall_exit_to_user_mode+0x2d/0x60 [ 33.026044] do_syscall_64+0x4a/0x90 [ 33.026356] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.026755] RIP: 0033:0x7f3840f1059d [ 33.027004] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.028161] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.028646] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.029108] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.029565] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.030036] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.030489] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.030993] [ 33.077036] FAULT_INJECTION: forcing a failure. [ 33.077036] name failslab, interval 1, probability 0, space 0, times 0 [ 33.078634] CPU: 0 PID: 548 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.079834] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.081430] Call Trace: [ 33.081824] [ 33.082171] dump_stack_lvl+0xa7/0xdb [ 33.082754] dump_stack+0x19/0x1f [ 33.083297] should_fail_ex.cold.5+0x5/0xa [ 33.083929] __should_failslab+0xca/0x120 [ 33.084596] should_failslab+0x12/0x30 [ 33.085216] __kmem_cache_alloc_node+0x62/0x280 [ 33.086042] ? alloc_ftrace_hash+0x4f/0x170 [ 33.086801] kmalloc_trace+0x2e/0x120 [ 33.087467] alloc_ftrace_hash+0x4f/0x170 [ 33.088197] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.089226] ? write_comp_data+0x2f/0x90 [ 33.089961] ftrace_set_hash+0x445/0x590 [ 33.090704] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.091491] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.092366] ? match_dev_by_uuid+0x4/0x100 [ 33.093105] ? __this_cpu_preempt_check+0x20/0x30 [ 33.093955] ? write_comp_data+0x2f/0x90 [ 33.094671] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.095576] disarm_kprobe+0x24a/0x2d0 [ 33.096255] __disable_kprobe+0x2de/0x4b0 [ 33.096982] disable_kprobe+0x31/0x80 [ 33.097653] __disable_trace_kprobe+0xfb/0x1c0 [ 33.098468] disable_trace_kprobe+0x1f0/0x300 [ 33.099257] kprobe_register+0x4e/0xf0 [ 33.099937] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.100845] perf_kprobe_destroy+0xcb/0x200 [ 33.101595] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.102456] _free_event+0x220/0x11c0 [ 33.103131] put_event+0x4d/0x60 [ 33.103734] perf_event_release_kernel+0x5d9/0x860 [ 33.104597] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.105525] ? write_comp_data+0x2f/0x90 [ 33.106256] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.107103] ? __pfx_perf_release+0x10/0x10 [ 33.107873] perf_release+0x40/0x50 [ 33.108510] __fput+0x26d/0xa40 [ 33.109118] ____fput+0x1e/0x30 [ 33.109699] task_work_run+0x1a4/0x2d0 [ 33.110386] ? write_comp_data+0x2f/0x90 [ 33.111086] ? __pfx_task_work_run+0x10/0x10 [ 33.111828] ? __this_cpu_preempt_check+0x20/0x30 [ 33.112635] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.113382] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.114236] exit_to_user_mode_prepare+0x200/0x210 [ 33.115048] syscall_exit_to_user_mode+0x2d/0x60 [ 33.115839] do_syscall_64+0x4a/0x90 [ 33.116469] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.117323] RIP: 0033:0x7f3840f1059d [ 33.117952] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.120921] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.122146] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.122644] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.123090] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.123537] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.123981] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.124451] [ 33.177169] FAULT_INJECTION: forcing a failure. [ 33.177169] name failslab, interval 1, probability 0, space 0, times 0 [ 33.178789] CPU: 0 PID: 549 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.179983] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.181548] Call Trace: [ 33.181941] [ 33.182278] dump_stack_lvl+0xa7/0xdb [ 33.182871] dump_stack+0x19/0x1f [ 33.183399] should_fail_ex.cold.5+0x5/0xa [ 33.184040] __should_failslab+0xca/0x120 [ 33.184653] should_failslab+0x12/0x30 [ 33.185223] __kmem_cache_alloc_node+0x62/0x280 [ 33.185914] ? alloc_ftrace_hash+0x4f/0x170 [ 33.186556] kmalloc_trace+0x2e/0x120 [ 33.187119] alloc_ftrace_hash+0x4f/0x170 [ 33.187731] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.188599] ? write_comp_data+0x2f/0x90 [ 33.189212] ftrace_set_hash+0x445/0x590 [ 33.189844] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.190510] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.191249] ? match_dev_by_uuid+0x4/0x100 [ 33.191879] ? __this_cpu_preempt_check+0x20/0x30 [ 33.192593] ? write_comp_data+0x2f/0x90 [ 33.193209] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.193983] disarm_kprobe+0x24a/0x2d0 [ 33.194564] __disable_kprobe+0x2de/0x4b0 [ 33.195183] disable_kprobe+0x31/0x80 [ 33.195749] __disable_trace_kprobe+0xfb/0x1c0 [ 33.196433] disable_trace_kprobe+0x1f0/0x300 [ 33.197098] kprobe_register+0x4e/0xf0 [ 33.197679] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.198447] perf_kprobe_destroy+0xcb/0x200 [ 33.199079] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.199808] _free_event+0x220/0x11c0 [ 33.200401] put_event+0x4d/0x60 [ 33.200920] perf_event_release_kernel+0x5d9/0x860 [ 33.201657] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.202455] ? write_comp_data+0x2f/0x90 [ 33.203072] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.203799] ? __pfx_perf_release+0x10/0x10 [ 33.204445] perf_release+0x40/0x50 [ 33.205005] __fput+0x26d/0xa40 [ 33.205528] ____fput+0x1e/0x30 [ 33.206039] task_work_run+0x1a4/0x2d0 [ 33.206626] ? write_comp_data+0x2f/0x90 [ 33.207242] ? __pfx_task_work_run+0x10/0x10 [ 33.207903] ? __this_cpu_preempt_check+0x20/0x30 [ 33.208625] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.209295] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.210054] exit_to_user_mode_prepare+0x200/0x210 [ 33.210776] syscall_exit_to_user_mode+0x2d/0x60 [ 33.211479] do_syscall_64+0x4a/0x90 [ 33.212040] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.212795] RIP: 0033:0x7f3840f1059d [ 33.213346] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.216002] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.217321] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.218543] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.219718] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.220887] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.222068] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.223269] [ 33.272820] FAULT_INJECTION: forcing a failure. [ 33.272820] name failslab, interval 1, probability 0, space 0, times 0 [ 33.274337] CPU: 0 PID: 550 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.275402] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.276883] Call Trace: [ 33.277246] [ 33.277564] dump_stack_lvl+0xa7/0xdb [ 33.278109] dump_stack+0x19/0x1f [ 33.278599] should_fail_ex.cold.5+0x5/0xa [ 33.279199] __should_failslab+0xca/0x120 [ 33.279781] should_failslab+0x12/0x30 [ 33.280319] __kmem_cache_alloc_node+0x62/0x280 [ 33.280956] ? alloc_ftrace_hash+0x4f/0x170 [ 33.281561] kmalloc_trace+0x2e/0x120 [ 33.282112] alloc_ftrace_hash+0x4f/0x170 [ 33.282710] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.283669] ? write_comp_data+0x2f/0x90 [ 33.284337] ftrace_set_hash+0x445/0x590 [ 33.285024] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.285773] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.286628] ? match_dev_by_uuid+0x4/0x100 [ 33.287348] ? __this_cpu_preempt_check+0x20/0x30 [ 33.288169] ? write_comp_data+0x2f/0x90 [ 33.288876] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.289760] disarm_kprobe+0x24a/0x2d0 [ 33.290431] __disable_kprobe+0x2de/0x4b0 [ 33.291134] disable_kprobe+0x31/0x80 [ 33.291780] __disable_trace_kprobe+0xfb/0x1c0 [ 33.292556] disable_trace_kprobe+0x1f0/0x300 [ 33.293323] kprobe_register+0x4e/0xf0 [ 33.294007] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.294884] perf_kprobe_destroy+0xcb/0x200 [ 33.295620] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.296453] _free_event+0x220/0x11c0 [ 33.297115] put_event+0x4d/0x60 [ 33.297696] perf_event_release_kernel+0x5d9/0x860 [ 33.298534] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.299443] ? write_comp_data+0x2f/0x90 [ 33.300137] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.300966] ? __pfx_perf_release+0x10/0x10 [ 33.301694] perf_release+0x40/0x50 [ 33.302333] __fput+0x26d/0xa40 [ 33.302917] ____fput+0x1e/0x30 [ 33.303493] task_work_run+0x1a4/0x2d0 [ 33.304172] ? write_comp_data+0x2f/0x90 [ 33.304874] ? __pfx_task_work_run+0x10/0x10 [ 33.305617] ? __this_cpu_preempt_check+0x20/0x30 [ 33.306430] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.307188] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.308044] exit_to_user_mode_prepare+0x200/0x210 [ 33.308869] syscall_exit_to_user_mode+0x2d/0x60 [ 33.309680] do_syscall_64+0x4a/0x90 [ 33.310321] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.311184] RIP: 0033:0x7f3840f1059d [ 33.311802] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.314216] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.314704] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.315192] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.315636] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.316092] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.316534] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.317012] [ 33.361216] FAULT_INJECTION: forcing a failure. [ 33.361216] name failslab, interval 1, probability 0, space 0, times 0 [ 33.362165] CPU: 0 PID: 551 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.362873] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.363762] Call Trace: [ 33.364007] [ 33.364202] dump_stack_lvl+0xa7/0xdb [ 33.364540] dump_stack+0x19/0x1f [ 33.364855] should_fail_ex.cold.5+0x5/0xa [ 33.365250] __should_failslab+0xca/0x120 [ 33.365623] should_failslab+0x12/0x30 [ 33.366012] __kmem_cache_alloc_node+0x62/0x280 [ 33.366421] ? alloc_ftrace_hash+0x4f/0x170 [ 33.366805] kmalloc_trace+0x2e/0x120 [ 33.367136] alloc_ftrace_hash+0x4f/0x170 [ 33.367489] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.367979] ? write_comp_data+0x2f/0x90 [ 33.368344] ftrace_set_hash+0x445/0x590 [ 33.368722] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.369114] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.369527] ? match_dev_by_uuid+0x4/0x100 [ 33.369940] ? __this_cpu_preempt_check+0x20/0x30 [ 33.370611] ? write_comp_data+0x2f/0x90 [ 33.371183] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.371896] disarm_kprobe+0x24a/0x2d0 [ 33.372432] __disable_kprobe+0x2de/0x4b0 [ 33.373005] disable_kprobe+0x31/0x80 [ 33.373529] __disable_trace_kprobe+0xfb/0x1c0 [ 33.374175] disable_trace_kprobe+0x1f0/0x300 [ 33.374796] kprobe_register+0x4e/0xf0 [ 33.375337] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.376045] perf_kprobe_destroy+0xcb/0x200 [ 33.376637] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.377322] _free_event+0x220/0x11c0 [ 33.377893] put_event+0x4d/0x60 [ 33.378117] perf_event_release_kernel+0x5d9/0x860 [ 33.378424] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.378751] ? write_comp_data+0x2f/0x90 [ 33.379009] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.379314] ? __pfx_perf_release+0x10/0x10 [ 33.379578] perf_release+0x40/0x50 [ 33.379807] __fput+0x26d/0xa40 [ 33.380030] ____fput+0x1e/0x30 [ 33.380241] task_work_run+0x1a4/0x2d0 [ 33.380487] ? write_comp_data+0x2f/0x90 [ 33.380747] ? __pfx_task_work_run+0x10/0x10 [ 33.381031] ? __this_cpu_preempt_check+0x20/0x30 [ 33.381353] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.381634] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.381958] exit_to_user_mode_prepare+0x200/0x210 [ 33.382257] syscall_exit_to_user_mode+0x2d/0x60 [ 33.382552] do_syscall_64+0x4a/0x90 [ 33.382792] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.383105] RIP: 0033:0x7f3840f1059d [ 33.383337] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.384390] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.384840] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.385257] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.385672] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.386098] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.386514] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.386953] [ 33.437165] FAULT_INJECTION: forcing a failure. [ 33.437165] name failslab, interval 1, probability 0, space 0, times 0 [ 33.438096] CPU: 0 PID: 552 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.438792] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.439685] Call Trace: [ 33.439894] [ 33.440084] dump_stack_lvl+0xa7/0xdb [ 33.440418] dump_stack+0x19/0x1f [ 33.440713] should_fail_ex.cold.5+0x5/0xa [ 33.441087] __should_failslab+0xca/0x120 [ 33.441441] should_failslab+0x12/0x30 [ 33.441765] __kmem_cache_alloc_node+0x62/0x280 [ 33.442159] ? alloc_ftrace_hash+0x4f/0x170 [ 33.442544] kmalloc_trace+0x2e/0x120 [ 33.442863] alloc_ftrace_hash+0x4f/0x170 [ 33.443221] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.443722] ? write_comp_data+0x2f/0x90 [ 33.444123] ftrace_set_hash+0x445/0x590 [ 33.444523] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.444956] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.445394] ? match_dev_by_uuid+0x4/0x100 [ 33.445762] ? __this_cpu_preempt_check+0x20/0x30 [ 33.446498] ? write_comp_data+0x2f/0x90 [ 33.447096] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.447829] disarm_kprobe+0x24a/0x2d0 [ 33.448404] __disable_kprobe+0x2de/0x4b0 [ 33.448996] disable_kprobe+0x31/0x80 [ 33.449541] __disable_trace_kprobe+0xfb/0x1c0 [ 33.450208] disable_trace_kprobe+0x1f0/0x300 [ 33.450847] kprobe_register+0x4e/0xf0 [ 33.451403] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.452127] perf_kprobe_destroy+0xcb/0x200 [ 33.452735] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.453431] _free_event+0x220/0x11c0 [ 33.453948] put_event+0x4d/0x60 [ 33.454191] perf_event_release_kernel+0x5d9/0x860 [ 33.454540] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.454921] ? write_comp_data+0x2f/0x90 [ 33.455198] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.455539] ? __pfx_perf_release+0x10/0x10 [ 33.455824] perf_release+0x40/0x50 [ 33.456073] __fput+0x26d/0xa40 [ 33.456314] ____fput+0x1e/0x30 [ 33.456555] task_work_run+0x1a4/0x2d0 [ 33.456820] ? write_comp_data+0x2f/0x90 [ 33.457100] ? __pfx_task_work_run+0x10/0x10 [ 33.457396] ? __this_cpu_preempt_check+0x20/0x30 [ 33.457735] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.458046] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.458384] exit_to_user_mode_prepare+0x200/0x210 [ 33.458720] syscall_exit_to_user_mode+0x2d/0x60 [ 33.459036] do_syscall_64+0x4a/0x90 [ 33.459290] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.459627] RIP: 0033:0x7f3840f1059d [ 33.459885] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.461041] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.461528] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.461988] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.462422] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.462896] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.463375] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.463862] [ 33.500984] FAULT_INJECTION: forcing a failure. [ 33.500984] name failslab, interval 1, probability 0, space 0, times 0 [ 33.501957] CPU: 1 PID: 553 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.502654] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.503559] Call Trace: [ 33.503777] [ 33.503968] dump_stack_lvl+0xa7/0xdb [ 33.504309] dump_stack+0x19/0x1f [ 33.504614] should_fail_ex.cold.5+0x5/0xa [ 33.504992] __should_failslab+0xca/0x120 [ 33.505348] should_failslab+0x12/0x30 [ 33.505690] __kmem_cache_alloc_node+0x62/0x280 [ 33.506100] ? alloc_ftrace_hash+0x4f/0x170 [ 33.506482] kmalloc_trace+0x2e/0x120 [ 33.506820] alloc_ftrace_hash+0x4f/0x170 [ 33.507172] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.507689] ? write_comp_data+0x2f/0x90 [ 33.508077] ftrace_set_hash+0x445/0x590 [ 33.508478] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.508917] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.509368] ? match_dev_by_uuid+0x4/0x100 [ 33.509745] ? __this_cpu_preempt_check+0x20/0x30 [ 33.510313] ? write_comp_data+0x2f/0x90 [ 33.510597] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.510932] disarm_kprobe+0x24a/0x2d0 [ 33.511181] __disable_kprobe+0x2de/0x4b0 [ 33.511446] disable_kprobe+0x31/0x80 [ 33.511688] __disable_trace_kprobe+0xfb/0x1c0 [ 33.511981] disable_trace_kprobe+0x1f0/0x300 [ 33.512266] kprobe_register+0x4e/0xf0 [ 33.512516] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.512843] perf_kprobe_destroy+0xcb/0x200 [ 33.513119] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.513486] _free_event+0x220/0x11c0 [ 33.513794] put_event+0x4d/0x60 [ 33.514064] perf_event_release_kernel+0x5d9/0x860 [ 33.514421] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.514758] ? write_comp_data+0x2f/0x90 [ 33.515022] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.515341] ? __pfx_perf_release+0x10/0x10 [ 33.515692] perf_release+0x40/0x50 [ 33.515932] __fput+0x26d/0xa40 [ 33.516162] ____fput+0x1e/0x30 [ 33.516375] task_work_run+0x1a4/0x2d0 [ 33.516647] ? write_comp_data+0x2f/0x90 [ 33.516913] ? __pfx_task_work_run+0x10/0x10 [ 33.517193] ? __this_cpu_preempt_check+0x20/0x30 [ 33.517504] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.517799] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.518125] exit_to_user_mode_prepare+0x200/0x210 [ 33.518444] syscall_exit_to_user_mode+0x2d/0x60 [ 33.518758] do_syscall_64+0x4a/0x90 [ 33.519009] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.519342] RIP: 0033:0x7f3840f1059d [ 33.519587] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.520700] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.521178] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.521618] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.522067] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.522508] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.522950] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.523438] [ 33.583477] FAULT_INJECTION: forcing a failure. [ 33.583477] name failslab, interval 1, probability 0, space 0, times 0 [ 33.585102] CPU: 1 PID: 554 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.586341] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.587931] Call Trace: [ 33.588309] [ 33.588643] dump_stack_lvl+0xa7/0xdb [ 33.589197] dump_stack+0x19/0x1f [ 33.589704] should_fail_ex.cold.5+0x5/0xa [ 33.590333] __should_failslab+0xca/0x120 [ 33.590930] should_failslab+0x12/0x30 [ 33.591486] __kmem_cache_alloc_node+0x62/0x280 [ 33.592146] ? alloc_ftrace_hash+0x4f/0x170 [ 33.592765] kmalloc_trace+0x2e/0x120 [ 33.593311] alloc_ftrace_hash+0x4f/0x170 [ 33.593981] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.594438] ? write_comp_data+0x2f/0x90 [ 33.594803] ftrace_set_hash+0x445/0x590 [ 33.595123] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.595434] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.595757] ? match_dev_by_uuid+0x4/0x100 [ 33.596035] ? __this_cpu_preempt_check+0x20/0x30 [ 33.596348] ? write_comp_data+0x2f/0x90 [ 33.596623] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.596959] disarm_kprobe+0x24a/0x2d0 [ 33.597214] __disable_kprobe+0x2de/0x4b0 [ 33.597495] disable_kprobe+0x31/0x80 [ 33.597744] __disable_trace_kprobe+0xfb/0x1c0 [ 33.598051] disable_trace_kprobe+0x1f0/0x300 [ 33.598345] kprobe_register+0x4e/0xf0 [ 33.598604] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.598939] perf_kprobe_destroy+0xcb/0x200 [ 33.599220] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.599541] _free_event+0x220/0x11c0 [ 33.599804] put_event+0x4d/0x60 [ 33.600041] perf_event_release_kernel+0x5d9/0x860 [ 33.600400] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.600849] ? write_comp_data+0x2f/0x90 [ 33.601175] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.601499] ? __pfx_perf_release+0x10/0x10 [ 33.601834] perf_release+0x40/0x50 [ 33.602233] __fput+0x26d/0xa40 [ 33.602569] ____fput+0x1e/0x30 [ 33.602851] task_work_run+0x1a4/0x2d0 [ 33.603180] ? write_comp_data+0x2f/0x90 [ 33.603526] ? __pfx_task_work_run+0x10/0x10 [ 33.603863] ? __this_cpu_preempt_check+0x20/0x30 [ 33.604212] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.604577] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.604995] exit_to_user_mode_prepare+0x200/0x210 [ 33.605384] syscall_exit_to_user_mode+0x2d/0x60 [ 33.605763] do_syscall_64+0x4a/0x90 [ 33.606082] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.606488] RIP: 0033:0x7f3840f1059d [ 33.606785] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.608182] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.608770] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.609329] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.609883] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.610432] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.610965] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.611498] [ 33.656615] FAULT_INJECTION: forcing a failure. [ 33.656615] name failslab, interval 1, probability 0, space 0, times 0 [ 33.657464] CPU: 0 PID: 555 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.658091] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.658878] Call Trace: [ 33.659067] [ 33.659223] dump_stack_lvl+0xa7/0xdb [ 33.659533] dump_stack+0x19/0x1f [ 33.659815] should_fail_ex.cold.5+0x5/0xa [ 33.660177] __should_failslab+0xca/0x120 [ 33.660516] should_failslab+0x12/0x30 [ 33.660824] __kmem_cache_alloc_node+0x62/0x280 [ 33.661198] ? alloc_ftrace_hash+0x4f/0x170 [ 33.661555] kmalloc_trace+0x2e/0x120 [ 33.661881] alloc_ftrace_hash+0x4f/0x170 [ 33.662222] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.662697] ? write_comp_data+0x2f/0x90 [ 33.663050] ftrace_set_hash+0x445/0x590 [ 33.663411] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.663779] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.664168] ? match_dev_by_uuid+0x4/0x100 [ 33.664447] ? __this_cpu_preempt_check+0x20/0x30 [ 33.664764] ? write_comp_data+0x2f/0x90 [ 33.665041] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.665382] disarm_kprobe+0x24a/0x2d0 [ 33.665641] __disable_kprobe+0x2de/0x4b0 [ 33.665976] disable_kprobe+0x31/0x80 [ 33.666291] __disable_trace_kprobe+0xfb/0x1c0 [ 33.666672] disable_trace_kprobe+0x1f0/0x300 [ 33.667020] kprobe_register+0x4e/0xf0 [ 33.667370] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.667801] perf_kprobe_destroy+0xcb/0x200 [ 33.668158] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.668618] _free_event+0x220/0x11c0 [ 33.668936] put_event+0x4d/0x60 [ 33.669203] perf_event_release_kernel+0x5d9/0x860 [ 33.669531] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.669905] ? write_comp_data+0x2f/0x90 [ 33.670253] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.670587] ? __pfx_perf_release+0x10/0x10 [ 33.670877] perf_release+0x40/0x50 [ 33.671124] __fput+0x26d/0xa40 [ 33.671418] ____fput+0x1e/0x30 [ 33.671658] task_work_run+0x1a4/0x2d0 [ 33.671938] ? write_comp_data+0x2f/0x90 [ 33.672221] ? __pfx_task_work_run+0x10/0x10 [ 33.672513] ? __this_cpu_preempt_check+0x20/0x30 [ 33.672831] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.673125] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.673480] exit_to_user_mode_prepare+0x200/0x210 [ 33.673839] syscall_exit_to_user_mode+0x2d/0x60 [ 33.674172] do_syscall_64+0x4a/0x90 [ 33.674488] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.674867] RIP: 0033:0x7f3840f1059d [ 33.675109] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.676330] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.676813] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.677272] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.677725] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.678272] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.678747] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.679243] [ 33.731792] FAULT_INJECTION: forcing a failure. [ 33.731792] name failslab, interval 1, probability 0, space 0, times 0 [ 33.732548] CPU: 1 PID: 556 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.733123] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.733884] Call Trace: [ 33.734055] [ 33.734206] dump_stack_lvl+0xa7/0xdb [ 33.734502] dump_stack+0x19/0x1f [ 33.734751] should_fail_ex.cold.5+0x5/0xa [ 33.735089] __should_failslab+0xca/0x120 [ 33.735375] should_failslab+0x12/0x30 [ 33.735637] __kmem_cache_alloc_node+0x62/0x280 [ 33.735950] ? alloc_ftrace_hash+0x4f/0x170 [ 33.736299] kmalloc_trace+0x2e/0x120 [ 33.736563] alloc_ftrace_hash+0x4f/0x170 [ 33.736842] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.737257] ? write_comp_data+0x2f/0x90 [ 33.737541] ftrace_set_hash+0x445/0x590 [ 33.737841] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.738181] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.738523] ? match_dev_by_uuid+0x4/0x100 [ 33.738830] ? __this_cpu_preempt_check+0x20/0x30 [ 33.739156] ? write_comp_data+0x2f/0x90 [ 33.739454] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.739804] disarm_kprobe+0x24a/0x2d0 [ 33.740070] __disable_kprobe+0x2de/0x4b0 [ 33.740364] disable_kprobe+0x31/0x80 [ 33.740628] __disable_trace_kprobe+0xfb/0x1c0 [ 33.740942] disable_trace_kprobe+0x1f0/0x300 [ 33.741247] kprobe_register+0x4e/0xf0 [ 33.741528] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.741898] perf_kprobe_destroy+0xcb/0x200 [ 33.742216] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.742578] _free_event+0x220/0x11c0 [ 33.742870] put_event+0x4d/0x60 [ 33.743113] perf_event_release_kernel+0x5d9/0x860 [ 33.743467] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.743854] ? write_comp_data+0x2f/0x90 [ 33.744145] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.744491] ? __pfx_perf_release+0x10/0x10 [ 33.744806] perf_release+0x40/0x50 [ 33.745065] __fput+0x26d/0xa40 [ 33.745318] ____fput+0x1e/0x30 [ 33.745551] task_work_run+0x1a4/0x2d0 [ 33.745841] ? write_comp_data+0x2f/0x90 [ 33.746137] ? __pfx_task_work_run+0x10/0x10 [ 33.746450] ? __this_cpu_preempt_check+0x20/0x30 [ 33.746798] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.747124] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.747480] exit_to_user_mode_prepare+0x200/0x210 [ 33.747818] syscall_exit_to_user_mode+0x2d/0x60 [ 33.748162] do_syscall_64+0x4a/0x90 [ 33.748430] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.748782] RIP: 0033:0x7f3840f1059d [ 33.749052] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.750266] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.750764] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.751232] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.751691] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.752153] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.752621] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.753103] [ 33.788071] FAULT_INJECTION: forcing a failure. [ 33.788071] name failslab, interval 1, probability 0, space 0, times 0 [ 33.788793] CPU: 0 PID: 557 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.789322] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.790017] Call Trace: [ 33.790179] [ 33.790325] dump_stack_lvl+0xa7/0xdb [ 33.790579] dump_stack+0x19/0x1f [ 33.790807] should_fail_ex.cold.5+0x5/0xa [ 33.791090] __should_failslab+0xca/0x120 [ 33.791359] should_failslab+0x12/0x30 [ 33.791608] __kmem_cache_alloc_node+0x62/0x280 [ 33.791907] ? alloc_ftrace_hash+0x4f/0x170 [ 33.792189] kmalloc_trace+0x2e/0x120 [ 33.792437] alloc_ftrace_hash+0x4f/0x170 [ 33.792698] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.793065] ? write_comp_data+0x2f/0x90 [ 33.793331] ftrace_set_hash+0x445/0x590 [ 33.793603] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.793892] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.794202] ? match_dev_by_uuid+0x4/0x100 [ 33.794469] ? __this_cpu_preempt_check+0x20/0x30 [ 33.794771] ? write_comp_data+0x2f/0x90 [ 33.795036] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.795361] disarm_kprobe+0x24a/0x2d0 [ 33.795608] __disable_kprobe+0x2de/0x4b0 [ 33.795871] disable_kprobe+0x31/0x80 [ 33.796111] __disable_trace_kprobe+0xfb/0x1c0 [ 33.796416] disable_trace_kprobe+0x1f0/0x300 [ 33.796702] kprobe_register+0x4e/0xf0 [ 33.796950] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.797278] perf_kprobe_destroy+0xcb/0x200 [ 33.797549] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.797859] _free_event+0x220/0x11c0 [ 33.798111] put_event+0x4d/0x60 [ 33.798329] perf_event_release_kernel+0x5d9/0x860 [ 33.798642] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.798973] ? write_comp_data+0x2f/0x90 [ 33.799246] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.799580] ? __pfx_perf_release+0x10/0x10 [ 33.799893] perf_release+0x40/0x50 [ 33.800125] __fput+0x26d/0xa40 [ 33.800352] ____fput+0x1e/0x30 [ 33.800565] task_work_run+0x1a4/0x2d0 [ 33.800812] ? write_comp_data+0x2f/0x90 [ 33.801075] ? __pfx_task_work_run+0x10/0x10 [ 33.801351] ? __this_cpu_preempt_check+0x20/0x30 [ 33.801653] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.801933] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.802249] exit_to_user_mode_prepare+0x200/0x210 [ 33.802550] syscall_exit_to_user_mode+0x2d/0x60 [ 33.802847] do_syscall_64+0x4a/0x90 [ 33.803083] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.803407] RIP: 0033:0x7f3840f1059d [ 33.803645] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.804744] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.805212] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.805648] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.806094] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.806532] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.806972] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.807434] [ 33.868197] FAULT_INJECTION: forcing a failure. [ 33.868197] name failslab, interval 1, probability 0, space 0, times 0 [ 33.869243] CPU: 0 PID: 558 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.869950] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.870870] Call Trace: [ 33.871097] [ 33.871290] dump_stack_lvl+0xa7/0xdb [ 33.871654] dump_stack+0x19/0x1f [ 33.871969] should_fail_ex.cold.5+0x5/0xa [ 33.872367] __should_failslab+0xca/0x120 [ 33.872744] should_failslab+0x12/0x30 [ 33.873091] __kmem_cache_alloc_node+0x62/0x280 [ 33.873508] ? alloc_ftrace_hash+0x4f/0x170 [ 33.873967] kmalloc_trace+0x2e/0x120 [ 33.874234] alloc_ftrace_hash+0x4f/0x170 [ 33.874511] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.874897] ? write_comp_data+0x2f/0x90 [ 33.875176] ftrace_set_hash+0x445/0x590 [ 33.875441] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.875744] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.876071] ? match_dev_by_uuid+0x4/0x100 [ 33.876350] ? __this_cpu_preempt_check+0x20/0x30 [ 33.876669] ? write_comp_data+0x2f/0x90 [ 33.876946] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.877288] disarm_kprobe+0x24a/0x2d0 [ 33.877532] __disable_kprobe+0x2de/0x4b0 [ 33.877815] disable_kprobe+0x31/0x80 [ 33.878070] __disable_trace_kprobe+0xfb/0x1c0 [ 33.878358] disable_trace_kprobe+0x1f0/0x300 [ 33.878656] kprobe_register+0x4e/0xf0 [ 33.878916] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.879257] perf_kprobe_destroy+0xcb/0x200 [ 33.879543] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.879865] _free_event+0x220/0x11c0 [ 33.880130] put_event+0x4d/0x60 [ 33.880360] perf_event_release_kernel+0x5d9/0x860 [ 33.880690] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.881039] ? write_comp_data+0x2f/0x90 [ 33.881314] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.881640] ? __pfx_perf_release+0x10/0x10 [ 33.881926] perf_release+0x40/0x50 [ 33.882151] __fput+0x26d/0xa40 [ 33.882389] ____fput+0x1e/0x30 [ 33.882612] task_work_run+0x1a4/0x2d0 [ 33.882875] ? write_comp_data+0x2f/0x90 [ 33.883153] ? __pfx_task_work_run+0x10/0x10 [ 33.883446] ? __this_cpu_preempt_check+0x20/0x30 [ 33.883764] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.884053] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.884381] exit_to_user_mode_prepare+0x200/0x210 [ 33.884692] syscall_exit_to_user_mode+0x2d/0x60 [ 33.885006] do_syscall_64+0x4a/0x90 [ 33.885257] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.885593] RIP: 0033:0x7f3840f1059d [ 33.885848] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.887002] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.887494] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.887952] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.888411] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.888867] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.889325] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.889830] [ 33.932288] FAULT_INJECTION: forcing a failure. [ 33.932288] name failslab, interval 1, probability 0, space 0, times 0 [ 33.933034] CPU: 0 PID: 559 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 33.933572] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 33.934275] Call Trace: [ 33.934440] [ 33.934587] dump_stack_lvl+0xa7/0xdb [ 33.934846] dump_stack+0x19/0x1f [ 33.935073] should_fail_ex.cold.5+0x5/0xa [ 33.935359] __should_failslab+0xca/0x120 [ 33.935631] should_failslab+0x12/0x30 [ 33.935882] __kmem_cache_alloc_node+0x62/0x280 [ 33.936186] ? alloc_ftrace_hash+0x4f/0x170 [ 33.936472] kmalloc_trace+0x2e/0x120 [ 33.936715] alloc_ftrace_hash+0x4f/0x170 [ 33.936981] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 33.937354] ? write_comp_data+0x2f/0x90 [ 33.937622] ftrace_set_hash+0x445/0x590 [ 33.937905] ftrace_set_filter_ip+0xcd/0x1a0 [ 33.938175] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 33.938478] ? match_dev_by_uuid+0x4/0x100 [ 33.938726] ? __this_cpu_preempt_check+0x20/0x30 [ 33.939007] ? write_comp_data+0x2f/0x90 [ 33.939255] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 33.939557] disarm_kprobe+0x24a/0x2d0 [ 33.939789] __disable_kprobe+0x2de/0x4b0 [ 33.940035] disable_kprobe+0x31/0x80 [ 33.940259] __disable_trace_kprobe+0xfb/0x1c0 [ 33.940533] disable_trace_kprobe+0x1f0/0x300 [ 33.940799] kprobe_register+0x4e/0xf0 [ 33.941032] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 33.941345] perf_kprobe_destroy+0xcb/0x200 [ 33.941599] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 33.941947] _free_event+0x220/0x11c0 [ 33.942182] put_event+0x4d/0x60 [ 33.942386] perf_event_release_kernel+0x5d9/0x860 [ 33.942679] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 33.942988] ? write_comp_data+0x2f/0x90 [ 33.943232] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 33.943525] ? __pfx_perf_release+0x10/0x10 [ 33.943778] perf_release+0x40/0x50 [ 33.943998] __fput+0x26d/0xa40 [ 33.944218] ____fput+0x1e/0x30 [ 33.944422] task_work_run+0x1a4/0x2d0 [ 33.944658] ? write_comp_data+0x2f/0x90 [ 33.944909] ? __pfx_task_work_run+0x10/0x10 [ 33.945165] ? __this_cpu_preempt_check+0x20/0x30 [ 33.945445] ? lockdep_hardirqs_on+0x8a/0x110 [ 33.945701] ? exit_to_user_mode_prepare+0x100/0x210 [ 33.946016] exit_to_user_mode_prepare+0x200/0x210 [ 33.946319] syscall_exit_to_user_mode+0x2d/0x60 [ 33.946618] do_syscall_64+0x4a/0x90 [ 33.946857] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 33.947182] RIP: 0033:0x7f3840f1059d [ 33.947421] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 33.948529] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 33.949003] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 33.949442] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 33.949892] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 33.950345] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 33.950784] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 33.951251] [ 34.009495] FAULT_INJECTION: forcing a failure. [ 34.009495] name failslab, interval 1, probability 0, space 0, times 0 [ 34.010456] CPU: 1 PID: 560 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.011164] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.012074] Call Trace: [ 34.012295] [ 34.012495] dump_stack_lvl+0xa7/0xdb [ 34.012843] dump_stack+0x19/0x1f [ 34.013150] should_fail_ex.cold.5+0x5/0xa [ 34.013535] __should_failslab+0xca/0x120 [ 34.013911] should_failslab+0x12/0x30 [ 34.014240] __kmem_cache_alloc_node+0x62/0x280 [ 34.014646] ? alloc_ftrace_hash+0x4f/0x170 [ 34.015031] kmalloc_trace+0x2e/0x120 [ 34.015356] alloc_ftrace_hash+0x4f/0x170 [ 34.015721] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.016221] ? write_comp_data+0x2f/0x90 [ 34.016608] ftrace_set_hash+0x445/0x590 [ 34.017000] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.017393] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.017836] ? match_dev_by_uuid+0x4/0x100 [ 34.018203] ? __this_cpu_preempt_check+0x20/0x30 [ 34.018634] ? write_comp_data+0x2f/0x90 [ 34.019009] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.019459] disarm_kprobe+0x24a/0x2d0 [ 34.019815] __disable_kprobe+0x2de/0x4b0 [ 34.020197] disable_kprobe+0x31/0x80 [ 34.020535] __disable_trace_kprobe+0xfb/0x1c0 [ 34.020946] disable_trace_kprobe+0x1f0/0x300 [ 34.021343] kprobe_register+0x4e/0xf0 [ 34.021692] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.022168] perf_kprobe_destroy+0xcb/0x200 [ 34.022552] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.022972] _free_event+0x220/0x11c0 [ 34.023313] put_event+0x4d/0x60 [ 34.023606] perf_event_release_kernel+0x5d9/0x860 [ 34.024037] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.024479] ? write_comp_data+0x2f/0x90 [ 34.024846] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.025271] ? __pfx_perf_release+0x10/0x10 [ 34.025632] perf_release+0x40/0x50 [ 34.025955] __fput+0x26d/0xa40 [ 34.026273] ____fput+0x1e/0x30 [ 34.026560] task_work_run+0x1a4/0x2d0 [ 34.026880] ? write_comp_data+0x2f/0x90 [ 34.027222] ? __pfx_task_work_run+0x10/0x10 [ 34.027588] ? __this_cpu_preempt_check+0x20/0x30 [ 34.028003] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.028383] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.028808] exit_to_user_mode_prepare+0x200/0x210 [ 34.029208] syscall_exit_to_user_mode+0x2d/0x60 [ 34.029604] do_syscall_64+0x4a/0x90 [ 34.029904] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.030225] RIP: 0033:0x7f3840f1059d [ 34.030460] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.031541] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.031995] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.032420] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.032846] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.033271] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.033694] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.034155] [ 34.064624] FAULT_INJECTION: forcing a failure. [ 34.064624] name failslab, interval 1, probability 0, space 0, times 0 [ 34.065483] CPU: 0 PID: 561 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.066069] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.066794] Call Trace: [ 34.066969] [ 34.067126] dump_stack_lvl+0xa7/0xdb [ 34.067394] dump_stack+0x19/0x1f [ 34.067633] should_fail_ex.cold.5+0x5/0xa [ 34.067932] __should_failslab+0xca/0x120 [ 34.068249] should_failslab+0x12/0x30 [ 34.068562] __kmem_cache_alloc_node+0x62/0x280 [ 34.068860] ? alloc_ftrace_hash+0x4f/0x170 [ 34.069165] kmalloc_trace+0x2e/0x120 [ 34.069422] alloc_ftrace_hash+0x4f/0x170 [ 34.069704] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.070244] ? write_comp_data+0x2f/0x90 [ 34.070532] ftrace_set_hash+0x445/0x590 [ 34.070828] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.071138] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.071477] ? match_dev_by_uuid+0x4/0x100 [ 34.071767] ? __this_cpu_preempt_check+0x20/0x30 [ 34.072100] ? write_comp_data+0x2f/0x90 [ 34.072388] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.072742] disarm_kprobe+0x24a/0x2d0 [ 34.073013] __disable_kprobe+0x2de/0x4b0 [ 34.073301] disable_kprobe+0x31/0x80 [ 34.073563] __disable_trace_kprobe+0xfb/0x1c0 [ 34.073886] disable_trace_kprobe+0x1f0/0x300 [ 34.074199] kprobe_register+0x4e/0xf0 [ 34.074471] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.074830] perf_kprobe_destroy+0xcb/0x200 [ 34.075131] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.075475] _free_event+0x220/0x11c0 [ 34.075752] put_event+0x4d/0x60 [ 34.075991] perf_event_release_kernel+0x5d9/0x860 [ 34.076337] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.076705] ? write_comp_data+0x2f/0x90 [ 34.076992] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.077335] ? __pfx_perf_release+0x10/0x10 [ 34.077630] perf_release+0x40/0x50 [ 34.077891] __fput+0x26d/0xa40 [ 34.078138] ____fput+0x1e/0x30 [ 34.078368] task_work_run+0x1a4/0x2d0 [ 34.078642] ? write_comp_data+0x2f/0x90 [ 34.078931] ? __pfx_task_work_run+0x10/0x10 [ 34.079233] ? __this_cpu_preempt_check+0x20/0x30 [ 34.079566] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.079873] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.080222] exit_to_user_mode_prepare+0x200/0x210 [ 34.080558] syscall_exit_to_user_mode+0x2d/0x60 [ 34.080887] do_syscall_64+0x4a/0x90 [ 34.081146] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.081493] RIP: 0033:0x7f3840f1059d [ 34.081745] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.082934] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.083440] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.083909] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.084375] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.084852] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.085322] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.085822] [ 34.136521] FAULT_INJECTION: forcing a failure. [ 34.136521] name failslab, interval 1, probability 0, space 0, times 0 [ 34.137443] CPU: 0 PID: 562 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.138052] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.138750] Call Trace: [ 34.138908] [ 34.139048] dump_stack_lvl+0xa7/0xdb [ 34.139315] dump_stack+0x19/0x1f [ 34.139533] should_fail_ex.cold.5+0x5/0xa [ 34.139807] __should_failslab+0xca/0x120 [ 34.140068] should_failslab+0x12/0x30 [ 34.140310] __kmem_cache_alloc_node+0x62/0x280 [ 34.140599] ? alloc_ftrace_hash+0x4f/0x170 [ 34.140874] kmalloc_trace+0x2e/0x120 [ 34.141113] alloc_ftrace_hash+0x4f/0x170 [ 34.141373] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.141741] ? write_comp_data+0x2f/0x90 [ 34.142012] ftrace_set_hash+0x445/0x590 [ 34.142286] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.142570] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.142883] ? match_dev_by_uuid+0x4/0x100 [ 34.143153] ? __this_cpu_preempt_check+0x20/0x30 [ 34.143455] ? write_comp_data+0x2f/0x90 [ 34.143720] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.144044] disarm_kprobe+0x24a/0x2d0 [ 34.144291] __disable_kprobe+0x2de/0x4b0 [ 34.144553] disable_kprobe+0x31/0x80 [ 34.144794] __disable_trace_kprobe+0xfb/0x1c0 [ 34.145086] disable_trace_kprobe+0x1f0/0x300 [ 34.145370] kprobe_register+0x4e/0xf0 [ 34.145620] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.145956] perf_kprobe_destroy+0xcb/0x200 [ 34.146228] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.146536] _free_event+0x220/0x11c0 [ 34.146791] put_event+0x4d/0x60 [ 34.147009] perf_event_release_kernel+0x5d9/0x860 [ 34.147320] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.147656] ? write_comp_data+0x2f/0x90 [ 34.147920] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.148233] ? __pfx_perf_release+0x10/0x10 [ 34.148506] perf_release+0x40/0x50 [ 34.148748] __fput+0x26d/0xa40 [ 34.148978] ____fput+0x1e/0x30 [ 34.149194] task_work_run+0x1a4/0x2d0 [ 34.149445] ? write_comp_data+0x2f/0x90 [ 34.149714] ? __pfx_task_work_run+0x10/0x10 [ 34.150013] ? __this_cpu_preempt_check+0x20/0x30 [ 34.150329] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.150621] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.150948] exit_to_user_mode_prepare+0x200/0x210 [ 34.151263] syscall_exit_to_user_mode+0x2d/0x60 [ 34.151568] do_syscall_64+0x4a/0x90 [ 34.151814] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.152142] RIP: 0033:0x7f3840f1059d [ 34.152383] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.153491] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.153970] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.154410] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.154845] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.155280] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.155718] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.156180] [ 34.204084] FAULT_INJECTION: forcing a failure. [ 34.204084] name failslab, interval 1, probability 0, space 0, times 0 [ 34.204802] CPU: 0 PID: 563 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.205322] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.206009] Call Trace: [ 34.206171] [ 34.206314] dump_stack_lvl+0xa7/0xdb [ 34.206577] dump_stack+0x19/0x1f [ 34.206850] should_fail_ex.cold.5+0x5/0xa [ 34.207190] __should_failslab+0xca/0x120 [ 34.207517] should_failslab+0x12/0x30 [ 34.207821] __kmem_cache_alloc_node+0x62/0x280 [ 34.208183] ? alloc_ftrace_hash+0x4f/0x170 [ 34.208523] kmalloc_trace+0x2e/0x120 [ 34.208822] alloc_ftrace_hash+0x4f/0x170 [ 34.209144] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.209608] ? write_comp_data+0x2f/0x90 [ 34.209946] ftrace_set_hash+0x445/0x590 [ 34.210283] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.210636] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.211023] ? match_dev_by_uuid+0x4/0x100 [ 34.211358] ? __this_cpu_preempt_check+0x20/0x30 [ 34.211736] ? write_comp_data+0x2f/0x90 [ 34.212073] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.212495] disarm_kprobe+0x24a/0x2d0 [ 34.212804] __disable_kprobe+0x2de/0x4b0 [ 34.213143] disable_kprobe+0x31/0x80 [ 34.213454] __disable_trace_kprobe+0xfb/0x1c0 [ 34.213839] disable_trace_kprobe+0x1f0/0x300 [ 34.214203] kprobe_register+0x4e/0xf0 [ 34.214525] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.214877] perf_kprobe_destroy+0xcb/0x200 [ 34.215180] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.215502] _free_event+0x220/0x11c0 [ 34.215762] put_event+0x4d/0x60 [ 34.215987] perf_event_release_kernel+0x5d9/0x860 [ 34.216312] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.216655] ? write_comp_data+0x2f/0x90 [ 34.216926] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.217248] ? __pfx_perf_release+0x10/0x10 [ 34.217527] perf_release+0x40/0x50 [ 34.217768] __fput+0x26d/0xa40 [ 34.218024] ____fput+0x1e/0x30 [ 34.218254] task_work_run+0x1a4/0x2d0 [ 34.218520] ? write_comp_data+0x2f/0x90 [ 34.218802] ? __pfx_task_work_run+0x10/0x10 [ 34.219098] ? __this_cpu_preempt_check+0x20/0x30 [ 34.219422] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.219723] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.220059] exit_to_user_mode_prepare+0x200/0x210 [ 34.220398] syscall_exit_to_user_mode+0x2d/0x60 [ 34.220731] do_syscall_64+0x4a/0x90 [ 34.220986] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.221326] RIP: 0033:0x7f3840f1059d [ 34.221574] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.222726] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.223321] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.223775] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.224247] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.224735] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.225183] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.225657] [ 34.273469] FAULT_INJECTION: forcing a failure. [ 34.273469] name failslab, interval 1, probability 0, space 0, times 0 [ 34.274485] CPU: 0 PID: 564 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.275233] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.276193] Call Trace: [ 34.276422] [ 34.276627] dump_stack_lvl+0xa7/0xdb [ 34.276978] dump_stack+0x19/0x1f [ 34.277300] should_fail_ex.cold.5+0x5/0xa [ 34.277700] __should_failslab+0xca/0x120 [ 34.278049] should_failslab+0x12/0x30 [ 34.278363] __kmem_cache_alloc_node+0x62/0x280 [ 34.278754] ? alloc_ftrace_hash+0x4f/0x170 [ 34.279126] kmalloc_trace+0x2e/0x120 [ 34.279451] alloc_ftrace_hash+0x4f/0x170 [ 34.279828] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.280383] ? write_comp_data+0x2f/0x90 [ 34.280792] ftrace_set_hash+0x445/0x590 [ 34.281212] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.281649] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.282124] ? match_dev_by_uuid+0x4/0x100 [ 34.282525] ? __this_cpu_preempt_check+0x20/0x30 [ 34.282980] ? write_comp_data+0x2f/0x90 [ 34.283376] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.283850] disarm_kprobe+0x24a/0x2d0 [ 34.284215] __disable_kprobe+0x2de/0x4b0 [ 34.284621] disable_kprobe+0x31/0x80 [ 34.284973] __disable_trace_kprobe+0xfb/0x1c0 [ 34.285398] disable_trace_kprobe+0x1f0/0x300 [ 34.285813] kprobe_register+0x4e/0xf0 [ 34.286091] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.286486] perf_kprobe_destroy+0xcb/0x200 [ 34.286788] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.287224] _free_event+0x220/0x11c0 [ 34.287572] put_event+0x4d/0x60 [ 34.287874] perf_event_release_kernel+0x5d9/0x860 [ 34.288327] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.288783] ? write_comp_data+0x2f/0x90 [ 34.289153] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.289591] ? __pfx_perf_release+0x10/0x10 [ 34.290024] perf_release+0x40/0x50 [ 34.290332] __fput+0x26d/0xa40 [ 34.290636] ____fput+0x1e/0x30 [ 34.290907] task_work_run+0x1a4/0x2d0 [ 34.291241] ? write_comp_data+0x2f/0x90 [ 34.291586] ? __pfx_task_work_run+0x10/0x10 [ 34.291879] ? __this_cpu_preempt_check+0x20/0x30 [ 34.292205] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.292503] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.292842] exit_to_user_mode_prepare+0x200/0x210 [ 34.293165] syscall_exit_to_user_mode+0x2d/0x60 [ 34.293565] do_syscall_64+0x4a/0x90 [ 34.293887] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.294309] RIP: 0033:0x7f3840f1059d [ 34.294617] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.296066] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.296694] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.297259] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.297835] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.298403] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.298970] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.299567] [ 34.345550] FAULT_INJECTION: forcing a failure. [ 34.345550] name failslab, interval 1, probability 0, space 0, times 0 [ 34.346370] CPU: 0 PID: 565 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.347020] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.347914] Call Trace: [ 34.348122] [ 34.348308] dump_stack_lvl+0xa7/0xdb [ 34.348635] dump_stack+0x19/0x1f [ 34.348922] should_fail_ex.cold.5+0x5/0xa [ 34.349282] __should_failslab+0xca/0x120 [ 34.349625] should_failslab+0x12/0x30 [ 34.349950] __kmem_cache_alloc_node+0x62/0x280 [ 34.350333] ? alloc_ftrace_hash+0x4f/0x170 [ 34.350694] kmalloc_trace+0x2e/0x120 [ 34.351010] alloc_ftrace_hash+0x4f/0x170 [ 34.351354] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.351843] ? write_comp_data+0x2f/0x90 [ 34.352190] ftrace_set_hash+0x445/0x590 [ 34.352546] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.352919] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.353332] ? match_dev_by_uuid+0x4/0x100 [ 34.353687] ? __this_cpu_preempt_check+0x20/0x30 [ 34.354090] ? write_comp_data+0x2f/0x90 [ 34.354440] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.354872] disarm_kprobe+0x24a/0x2d0 [ 34.355199] __disable_kprobe+0x2de/0x4b0 [ 34.355548] disable_kprobe+0x31/0x80 [ 34.355866] __disable_trace_kprobe+0xfb/0x1c0 [ 34.356253] disable_trace_kprobe+0x1f0/0x300 [ 34.356630] kprobe_register+0x4e/0xf0 [ 34.356957] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.357389] perf_kprobe_destroy+0xcb/0x200 [ 34.357749] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.358150] _free_event+0x220/0x11c0 [ 34.358420] put_event+0x4d/0x60 [ 34.358651] perf_event_release_kernel+0x5d9/0x860 [ 34.358986] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.359341] ? write_comp_data+0x2f/0x90 [ 34.359621] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.359956] ? __pfx_perf_release+0x10/0x10 [ 34.360242] perf_release+0x40/0x50 [ 34.360488] __fput+0x26d/0xa40 [ 34.360730] ____fput+0x1e/0x30 [ 34.360955] task_work_run+0x1a4/0x2d0 [ 34.361217] ? write_comp_data+0x2f/0x90 [ 34.361496] ? __pfx_task_work_run+0x10/0x10 [ 34.361797] ? __this_cpu_preempt_check+0x20/0x30 [ 34.362118] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.362417] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.362754] exit_to_user_mode_prepare+0x200/0x210 [ 34.363075] syscall_exit_to_user_mode+0x2d/0x60 [ 34.363392] do_syscall_64+0x4a/0x90 [ 34.363645] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.363980] RIP: 0033:0x7f3840f1059d [ 34.364227] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.365368] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.365857] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.366308] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.366760] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.367210] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.367661] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.368140] [ 34.406567] FAULT_INJECTION: forcing a failure. [ 34.406567] name failslab, interval 1, probability 0, space 0, times 0 [ 34.407494] CPU: 1 PID: 566 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.408043] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.408751] Call Trace: [ 34.408919] [ 34.409069] dump_stack_lvl+0xa7/0xdb [ 34.409334] dump_stack+0x19/0x1f [ 34.409565] should_fail_ex.cold.5+0x5/0xa [ 34.409872] __should_failslab+0xca/0x120 [ 34.410155] should_failslab+0x12/0x30 [ 34.410411] __kmem_cache_alloc_node+0x62/0x280 [ 34.410731] ? alloc_ftrace_hash+0x4f/0x170 [ 34.411024] kmalloc_trace+0x2e/0x120 [ 34.411280] alloc_ftrace_hash+0x4f/0x170 [ 34.411559] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.411962] ? write_comp_data+0x2f/0x90 [ 34.412247] ftrace_set_hash+0x445/0x590 [ 34.412538] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.412839] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.413173] ? match_dev_by_uuid+0x4/0x100 [ 34.413461] ? __this_cpu_preempt_check+0x20/0x30 [ 34.413792] ? write_comp_data+0x2f/0x90 [ 34.414075] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.414422] disarm_kprobe+0x24a/0x2d0 [ 34.414686] __disable_kprobe+0x2de/0x4b0 [ 34.414968] disable_kprobe+0x31/0x80 [ 34.415226] __disable_trace_kprobe+0xfb/0x1c0 [ 34.415537] disable_trace_kprobe+0x1f0/0x300 [ 34.415839] kprobe_register+0x4e/0xf0 [ 34.416105] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.416452] perf_kprobe_destroy+0xcb/0x200 [ 34.416744] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.417086] _free_event+0x220/0x11c0 [ 34.417360] put_event+0x4d/0x60 [ 34.417593] perf_event_release_kernel+0x5d9/0x860 [ 34.417934] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.418290] ? write_comp_data+0x2f/0x90 [ 34.418569] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.418902] ? __pfx_perf_release+0x10/0x10 [ 34.419185] perf_release+0x40/0x50 [ 34.419426] __fput+0x26d/0xa40 [ 34.419661] ____fput+0x1e/0x30 [ 34.419880] task_work_run+0x1a4/0x2d0 [ 34.420138] ? write_comp_data+0x2f/0x90 [ 34.420413] ? __pfx_task_work_run+0x10/0x10 [ 34.420705] ? __this_cpu_preempt_check+0x20/0x30 [ 34.421017] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.421305] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.421632] exit_to_user_mode_prepare+0x200/0x210 [ 34.421958] syscall_exit_to_user_mode+0x2d/0x60 [ 34.422267] do_syscall_64+0x4a/0x90 [ 34.422515] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.422850] RIP: 0033:0x7f3840f1059d [ 34.423111] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.424251] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.424722] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.425158] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.425598] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.426046] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.426483] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.426946] [ 34.476893] FAULT_INJECTION: forcing a failure. [ 34.476893] name failslab, interval 1, probability 0, space 0, times 0 [ 34.477845] CPU: 0 PID: 567 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.478549] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.479497] Call Trace: [ 34.479723] [ 34.479920] dump_stack_lvl+0xa7/0xdb [ 34.480261] dump_stack+0x19/0x1f [ 34.480568] should_fail_ex.cold.5+0x5/0xa [ 34.480957] __should_failslab+0xca/0x120 [ 34.481330] should_failslab+0x12/0x30 [ 34.481672] __kmem_cache_alloc_node+0x62/0x280 [ 34.482078] ? alloc_ftrace_hash+0x4f/0x170 [ 34.482475] kmalloc_trace+0x2e/0x120 [ 34.482821] alloc_ftrace_hash+0x4f/0x170 [ 34.483203] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.483733] ? write_comp_data+0x2f/0x90 [ 34.484119] ftrace_set_hash+0x445/0x590 [ 34.484497] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.484923] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.485374] ? match_dev_by_uuid+0x4/0x100 [ 34.485761] ? __this_cpu_preempt_check+0x20/0x30 [ 34.486679] ? write_comp_data+0x2f/0x90 [ 34.487299] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.488071] disarm_kprobe+0x24a/0x2d0 [ 34.488654] __disable_kprobe+0x2de/0x4b0 [ 34.489270] disable_kprobe+0x31/0x80 [ 34.489849] __disable_trace_kprobe+0xfb/0x1c0 [ 34.490537] disable_trace_kprobe+0x1f0/0x300 [ 34.491181] kprobe_register+0x4e/0xf0 [ 34.491747] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.492493] perf_kprobe_destroy+0xcb/0x200 [ 34.493113] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.493818] _free_event+0x220/0x11c0 [ 34.494407] put_event+0x4d/0x60 [ 34.494902] perf_event_release_kernel+0x5d9/0x860 [ 34.495611] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.496372] ? write_comp_data+0x2f/0x90 [ 34.496967] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.497673] ? __pfx_perf_release+0x10/0x10 [ 34.498304] perf_release+0x40/0x50 [ 34.498834] __fput+0x26d/0xa40 [ 34.499333] ____fput+0x1e/0x30 [ 34.499820] task_work_run+0x1a4/0x2d0 [ 34.500392] ? write_comp_data+0x2f/0x90 [ 34.500980] ? __pfx_task_work_run+0x10/0x10 [ 34.501609] ? __this_cpu_preempt_check+0x20/0x30 [ 34.502310] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.502975] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.503726] exit_to_user_mode_prepare+0x200/0x210 [ 34.504457] syscall_exit_to_user_mode+0x2d/0x60 [ 34.505164] do_syscall_64+0x4a/0x90 [ 34.505721] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.506445] RIP: 0033:0x7f3840f1059d [ 34.506991] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.509491] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.510552] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.511543] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.512524] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.513507] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.514501] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.515514] [ 34.561071] FAULT_INJECTION: forcing a failure. [ 34.561071] name failslab, interval 1, probability 0, space 0, times 0 [ 34.562703] CPU: 0 PID: 568 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.563885] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.565423] Call Trace: [ 34.565807] [ 34.566140] dump_stack_lvl+0xa7/0xdb [ 34.566713] dump_stack+0x19/0x1f [ 34.567223] should_fail_ex.cold.5+0x5/0xa [ 34.567850] __should_failslab+0xca/0x120 [ 34.568459] should_failslab+0x12/0x30 [ 34.569026] __kmem_cache_alloc_node+0x62/0x280 [ 34.569706] ? alloc_ftrace_hash+0x4f/0x170 [ 34.570351] kmalloc_trace+0x2e/0x120 [ 34.570917] alloc_ftrace_hash+0x4f/0x170 [ 34.571535] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.572404] ? write_comp_data+0x2f/0x90 [ 34.573018] ftrace_set_hash+0x445/0x590 [ 34.573639] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.574307] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.575037] ? match_dev_by_uuid+0x4/0x100 [ 34.575664] ? __this_cpu_preempt_check+0x20/0x30 [ 34.576374] ? write_comp_data+0x2f/0x90 [ 34.577027] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.577905] disarm_kprobe+0x24a/0x2d0 [ 34.578555] __disable_kprobe+0x2de/0x4b0 [ 34.579247] disable_kprobe+0x31/0x80 [ 34.579891] __disable_trace_kprobe+0xfb/0x1c0 [ 34.580667] disable_trace_kprobe+0x1f0/0x300 [ 34.581426] kprobe_register+0x4e/0xf0 [ 34.582094] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.582954] perf_kprobe_destroy+0xcb/0x200 [ 34.583675] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.584498] _free_event+0x220/0x11c0 [ 34.585155] put_event+0x4d/0x60 [ 34.585726] perf_event_release_kernel+0x5d9/0x860 [ 34.586230] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.586669] ? write_comp_data+0x2f/0x90 [ 34.587003] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.587401] ? __pfx_perf_release+0x10/0x10 [ 34.587745] perf_release+0x40/0x50 [ 34.588042] __fput+0x26d/0xa40 [ 34.588327] ____fput+0x1e/0x30 [ 34.588599] task_work_run+0x1a4/0x2d0 [ 34.588916] ? write_comp_data+0x2f/0x90 [ 34.589253] ? __pfx_task_work_run+0x10/0x10 [ 34.589610] ? __this_cpu_preempt_check+0x20/0x30 [ 34.590007] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.590369] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.590776] exit_to_user_mode_prepare+0x200/0x210 [ 34.591168] syscall_exit_to_user_mode+0x2d/0x60 [ 34.591555] do_syscall_64+0x4a/0x90 [ 34.591862] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.592294] RIP: 0033:0x7f3840f1059d [ 34.592593] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.594060] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.594692] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.595264] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.595835] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.596405] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.596976] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.597574] [ 34.675472] FAULT_INJECTION: forcing a failure. [ 34.675472] name failslab, interval 1, probability 0, space 0, times 0 [ 34.677055] CPU: 0 PID: 569 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.678057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.678772] Call Trace: [ 34.678938] [ 34.679088] dump_stack_lvl+0xa7/0xdb [ 34.679349] dump_stack+0x19/0x1f [ 34.679578] should_fail_ex.cold.5+0x5/0xa [ 34.679864] __should_failslab+0xca/0x120 [ 34.680138] should_failslab+0x12/0x30 [ 34.680392] __kmem_cache_alloc_node+0x62/0x280 [ 34.680697] ? alloc_ftrace_hash+0x4f/0x170 [ 34.680989] kmalloc_trace+0x2e/0x120 [ 34.681255] alloc_ftrace_hash+0x4f/0x170 [ 34.681547] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.681953] ? write_comp_data+0x2f/0x90 [ 34.682241] ftrace_set_hash+0x445/0x590 [ 34.682536] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.682846] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.683186] ? match_dev_by_uuid+0x4/0x100 [ 34.683484] ? __this_cpu_preempt_check+0x20/0x30 [ 34.683818] ? write_comp_data+0x2f/0x90 [ 34.684111] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.684467] disarm_kprobe+0x24a/0x2d0 [ 34.684739] __disable_kprobe+0x2de/0x4b0 [ 34.685028] disable_kprobe+0x31/0x80 [ 34.685293] __disable_trace_kprobe+0xfb/0x1c0 [ 34.685613] disable_trace_kprobe+0x1f0/0x300 [ 34.685935] kprobe_register+0x4e/0xf0 [ 34.686205] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.686561] perf_kprobe_destroy+0xcb/0x200 [ 34.686860] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.687198] _free_event+0x220/0x11c0 [ 34.687471] put_event+0x4d/0x60 [ 34.687709] perf_event_release_kernel+0x5d9/0x860 [ 34.688049] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.688412] ? write_comp_data+0x2f/0x90 [ 34.688698] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.689035] ? __pfx_perf_release+0x10/0x10 [ 34.689328] perf_release+0x40/0x50 [ 34.689579] __fput+0x26d/0xa40 [ 34.689831] ____fput+0x1e/0x30 [ 34.690064] task_work_run+0x1a4/0x2d0 [ 34.690337] ? write_comp_data+0x2f/0x90 [ 34.690632] ? __pfx_task_work_run+0x10/0x10 [ 34.690943] ? __this_cpu_preempt_check+0x20/0x30 [ 34.691284] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.691590] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.691940] exit_to_user_mode_prepare+0x200/0x210 [ 34.692275] syscall_exit_to_user_mode+0x2d/0x60 [ 34.692606] do_syscall_64+0x4a/0x90 [ 34.692879] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.693241] RIP: 0033:0x7f3840f1059d [ 34.693493] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.694646] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.695131] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.695583] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.696035] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.696486] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.696940] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.697417] [ 34.737752] FAULT_INJECTION: forcing a failure. [ 34.737752] name failslab, interval 1, probability 0, space 0, times 0 [ 34.738492] CPU: 0 PID: 570 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.739031] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.739722] Call Trace: [ 34.739886] [ 34.740034] dump_stack_lvl+0xa7/0xdb [ 34.740298] dump_stack+0x19/0x1f [ 34.740526] should_fail_ex.cold.5+0x5/0xa [ 34.740810] __should_failslab+0xca/0x120 [ 34.741083] should_failslab+0x12/0x30 [ 34.741335] __kmem_cache_alloc_node+0x62/0x280 [ 34.741637] ? alloc_ftrace_hash+0x4f/0x170 [ 34.741929] kmalloc_trace+0x2e/0x120 [ 34.742179] alloc_ftrace_hash+0x4f/0x170 [ 34.742451] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.742834] ? write_comp_data+0x2f/0x90 [ 34.743111] ftrace_set_hash+0x445/0x590 [ 34.743397] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.743692] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.744016] ? match_dev_by_uuid+0x4/0x100 [ 34.744293] ? __this_cpu_preempt_check+0x20/0x30 [ 34.744608] ? write_comp_data+0x2f/0x90 [ 34.744883] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.745222] disarm_kprobe+0x24a/0x2d0 [ 34.745480] __disable_kprobe+0x2de/0x4b0 [ 34.745755] disable_kprobe+0x31/0x80 [ 34.746013] __disable_trace_kprobe+0xfb/0x1c0 [ 34.746315] disable_trace_kprobe+0x1f0/0x300 [ 34.746609] kprobe_register+0x4e/0xf0 [ 34.746867] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.747211] perf_kprobe_destroy+0xcb/0x200 [ 34.747497] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.747816] _free_event+0x220/0x11c0 [ 34.748078] put_event+0x4d/0x60 [ 34.748305] perf_event_release_kernel+0x5d9/0x860 [ 34.748631] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.748975] ? write_comp_data+0x2f/0x90 [ 34.749247] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.749566] ? __pfx_perf_release+0x10/0x10 [ 34.749850] perf_release+0x40/0x50 [ 34.750096] __fput+0x26d/0xa40 [ 34.750336] ____fput+0x1e/0x30 [ 34.750558] task_work_run+0x1a4/0x2d0 [ 34.750819] ? write_comp_data+0x2f/0x90 [ 34.751092] ? __pfx_task_work_run+0x10/0x10 [ 34.751383] ? __this_cpu_preempt_check+0x20/0x30 [ 34.751702] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.751998] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.752332] exit_to_user_mode_prepare+0x200/0x210 [ 34.752650] syscall_exit_to_user_mode+0x2d/0x60 [ 34.752963] do_syscall_64+0x4a/0x90 [ 34.753212] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.753543] RIP: 0033:0x7f3840f1059d [ 34.753788] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.755040] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.755520] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.755967] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.756414] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.756860] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.757304] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.757774] [ 34.813214] FAULT_INJECTION: forcing a failure. [ 34.813214] name failslab, interval 1, probability 0, space 0, times 0 [ 34.814072] CPU: 0 PID: 571 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.814582] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.815242] Call Trace: [ 34.815399] [ 34.815540] dump_stack_lvl+0xa7/0xdb [ 34.815785] dump_stack+0x19/0x1f [ 34.816003] should_fail_ex.cold.5+0x5/0xa [ 34.816276] __should_failslab+0xca/0x120 [ 34.816533] should_failslab+0x12/0x30 [ 34.816773] __kmem_cache_alloc_node+0x62/0x280 [ 34.817065] ? alloc_ftrace_hash+0x4f/0x170 [ 34.817337] kmalloc_trace+0x2e/0x120 [ 34.817575] alloc_ftrace_hash+0x4f/0x170 [ 34.817883] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.818314] ? write_comp_data+0x2f/0x90 [ 34.818578] ftrace_set_hash+0x445/0x590 [ 34.818851] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.819178] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.819547] ? match_dev_by_uuid+0x4/0x100 [ 34.819809] ? __this_cpu_preempt_check+0x20/0x30 [ 34.820126] ? write_comp_data+0x2f/0x90 [ 34.820399] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.820734] disarm_kprobe+0x24a/0x2d0 [ 34.820988] __disable_kprobe+0x2de/0x4b0 [ 34.821254] disable_kprobe+0x31/0x80 [ 34.821498] __disable_trace_kprobe+0xfb/0x1c0 [ 34.821803] disable_trace_kprobe+0x1f0/0x300 [ 34.822088] kprobe_register+0x4e/0xf0 [ 34.822339] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.822668] perf_kprobe_destroy+0xcb/0x200 [ 34.822941] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.823250] _free_event+0x220/0x11c0 [ 34.823503] put_event+0x4d/0x60 [ 34.823722] perf_event_release_kernel+0x5d9/0x860 [ 34.824035] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.824368] ? write_comp_data+0x2f/0x90 [ 34.824630] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.824941] ? __pfx_perf_release+0x10/0x10 [ 34.825211] perf_release+0x40/0x50 [ 34.825443] __fput+0x26d/0xa40 [ 34.825671] ____fput+0x1e/0x30 [ 34.825894] task_work_run+0x1a4/0x2d0 [ 34.826141] ? write_comp_data+0x2f/0x90 [ 34.826404] ? __pfx_task_work_run+0x10/0x10 [ 34.826682] ? __this_cpu_preempt_check+0x20/0x30 [ 34.826990] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.827270] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.827590] exit_to_user_mode_prepare+0x200/0x210 [ 34.827894] syscall_exit_to_user_mode+0x2d/0x60 [ 34.828193] do_syscall_64+0x4a/0x90 [ 34.828432] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.828751] RIP: 0033:0x7f3840f1059d [ 34.828985] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.830092] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.830569] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.831009] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.831447] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.831886] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.832325] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.832791] [ 34.877795] FAULT_INJECTION: forcing a failure. [ 34.877795] name failslab, interval 1, probability 0, space 0, times 0 [ 34.878850] CPU: 0 PID: 572 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.879591] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.880517] Call Trace: [ 34.880744] [ 34.880943] dump_stack_lvl+0xa7/0xdb [ 34.881287] dump_stack+0x19/0x1f [ 34.881592] should_fail_ex.cold.5+0x5/0xa [ 34.882000] __should_failslab+0xca/0x120 [ 34.882375] should_failslab+0x12/0x30 [ 34.882718] __kmem_cache_alloc_node+0x62/0x280 [ 34.883139] ? alloc_ftrace_hash+0x4f/0x170 [ 34.883535] kmalloc_trace+0x2e/0x120 [ 34.883886] alloc_ftrace_hash+0x4f/0x170 [ 34.884273] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.884829] ? write_comp_data+0x2f/0x90 [ 34.885233] ftrace_set_hash+0x445/0x590 [ 34.885633] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.886002] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.886338] ? match_dev_by_uuid+0x4/0x100 [ 34.886627] ? __this_cpu_preempt_check+0x20/0x30 [ 34.886955] ? write_comp_data+0x2f/0x90 [ 34.887239] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.887592] disarm_kprobe+0x24a/0x2d0 [ 34.887860] __disable_kprobe+0x2de/0x4b0 [ 34.888143] disable_kprobe+0x31/0x80 [ 34.888404] __disable_trace_kprobe+0xfb/0x1c0 [ 34.888721] disable_trace_kprobe+0x1f0/0x300 [ 34.889026] kprobe_register+0x4e/0xf0 [ 34.889294] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.889642] perf_kprobe_destroy+0xcb/0x200 [ 34.889941] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.890274] _free_event+0x220/0x11c0 [ 34.890543] put_event+0x4d/0x60 [ 34.890778] perf_event_release_kernel+0x5d9/0x860 [ 34.891115] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.891470] ? write_comp_data+0x2f/0x90 [ 34.891771] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.892110] ? __pfx_perf_release+0x10/0x10 [ 34.892465] perf_release+0x40/0x50 [ 34.892799] __fput+0x26d/0xa40 [ 34.893143] ____fput+0x1e/0x30 [ 34.893463] task_work_run+0x1a4/0x2d0 [ 34.893843] ? write_comp_data+0x2f/0x90 [ 34.894240] ? __pfx_task_work_run+0x10/0x10 [ 34.894656] ? __this_cpu_preempt_check+0x20/0x30 [ 34.895111] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.895528] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.895995] exit_to_user_mode_prepare+0x200/0x210 [ 34.896443] syscall_exit_to_user_mode+0x2d/0x60 [ 34.896890] do_syscall_64+0x4a/0x90 [ 34.897246] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.897692] RIP: 0033:0x7f3840f1059d [ 34.898038] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.899597] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.900262] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.900881] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.901501] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.902127] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.902746] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.903405] [ 34.947925] FAULT_INJECTION: forcing a failure. [ 34.947925] name failslab, interval 1, probability 0, space 0, times 0 [ 34.948648] CPU: 0 PID: 573 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 34.949173] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 34.949862] Call Trace: [ 34.950023] [ 34.950168] dump_stack_lvl+0xa7/0xdb [ 34.950423] dump_stack+0x19/0x1f [ 34.950646] should_fail_ex.cold.5+0x5/0xa [ 34.950931] __should_failslab+0xca/0x120 [ 34.951200] should_failslab+0x12/0x30 [ 34.951449] __kmem_cache_alloc_node+0x62/0x280 [ 34.951746] ? alloc_ftrace_hash+0x4f/0x170 [ 34.952030] kmalloc_trace+0x2e/0x120 [ 34.952276] alloc_ftrace_hash+0x4f/0x170 [ 34.952545] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 34.952920] ? write_comp_data+0x2f/0x90 [ 34.953192] ftrace_set_hash+0x445/0x590 [ 34.953470] ftrace_set_filter_ip+0xcd/0x1a0 [ 34.953777] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 34.954099] ? match_dev_by_uuid+0x4/0x100 [ 34.954368] ? __this_cpu_preempt_check+0x20/0x30 [ 34.954677] ? write_comp_data+0x2f/0x90 [ 34.954950] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 34.955284] disarm_kprobe+0x24a/0x2d0 [ 34.955536] __disable_kprobe+0x2de/0x4b0 [ 34.955804] disable_kprobe+0x31/0x80 [ 34.956054] __disable_trace_kprobe+0xfb/0x1c0 [ 34.956353] disable_trace_kprobe+0x1f0/0x300 [ 34.956644] kprobe_register+0x4e/0xf0 [ 34.956899] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 34.957237] perf_kprobe_destroy+0xcb/0x200 [ 34.957517] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 34.957849] _free_event+0x220/0x11c0 [ 34.958117] put_event+0x4d/0x60 [ 34.958350] perf_event_release_kernel+0x5d9/0x860 [ 34.958685] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 34.959042] ? write_comp_data+0x2f/0x90 [ 34.959319] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 34.959649] ? __pfx_perf_release+0x10/0x10 [ 34.959935] perf_release+0x40/0x50 [ 34.960183] __fput+0x26d/0xa40 [ 34.960424] ____fput+0x1e/0x30 [ 34.960654] task_work_run+0x1a4/0x2d0 [ 34.960916] ? write_comp_data+0x2f/0x90 [ 34.961195] ? __pfx_task_work_run+0x10/0x10 [ 34.961491] ? __this_cpu_preempt_check+0x20/0x30 [ 34.961846] ? lockdep_hardirqs_on+0x8a/0x110 [ 34.962148] ? exit_to_user_mode_prepare+0x100/0x210 [ 34.962484] exit_to_user_mode_prepare+0x200/0x210 [ 34.962805] syscall_exit_to_user_mode+0x2d/0x60 [ 34.963120] do_syscall_64+0x4a/0x90 [ 34.963372] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 34.963705] RIP: 0033:0x7f3840f1059d [ 34.963950] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 34.965098] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 34.965582] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 34.966041] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 34.966494] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 34.966946] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 34.967395] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 34.967869] [ 35.017254] FAULT_INJECTION: forcing a failure. [ 35.017254] name failslab, interval 1, probability 0, space 0, times 0 [ 35.017974] CPU: 1 PID: 574 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.018502] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.019185] Call Trace: [ 35.019347] [ 35.019494] dump_stack_lvl+0xa7/0xdb [ 35.019745] dump_stack+0x19/0x1f [ 35.019971] should_fail_ex.cold.5+0x5/0xa [ 35.020265] __should_failslab+0xca/0x120 [ 35.020526] should_failslab+0x12/0x30 [ 35.020766] __kmem_cache_alloc_node+0x62/0x280 [ 35.021057] ? alloc_ftrace_hash+0x4f/0x170 [ 35.021333] kmalloc_trace+0x2e/0x120 [ 35.021572] alloc_ftrace_hash+0x4f/0x170 [ 35.021846] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.022214] ? write_comp_data+0x2f/0x90 [ 35.022484] ftrace_set_hash+0x445/0x590 [ 35.022773] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.023076] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.023405] ? match_dev_by_uuid+0x4/0x100 [ 35.023674] ? __this_cpu_preempt_check+0x20/0x30 [ 35.024060] ? write_comp_data+0x2f/0x90 [ 35.024410] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.024790] disarm_kprobe+0x24a/0x2d0 [ 35.025057] __disable_kprobe+0x2de/0x4b0 [ 35.025323] disable_kprobe+0x31/0x80 [ 35.025564] __disable_trace_kprobe+0xfb/0x1c0 [ 35.025868] disable_trace_kprobe+0x1f0/0x300 [ 35.026152] kprobe_register+0x4e/0xf0 [ 35.026402] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.026729] perf_kprobe_destroy+0xcb/0x200 [ 35.027001] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.027314] _free_event+0x220/0x11c0 [ 35.027566] put_event+0x4d/0x60 [ 35.027784] perf_event_release_kernel+0x5d9/0x860 [ 35.028106] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.028450] ? write_comp_data+0x2f/0x90 [ 35.028720] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.029041] ? __pfx_perf_release+0x10/0x10 [ 35.029319] perf_release+0x40/0x50 [ 35.029612] __fput+0x26d/0xa40 [ 35.029905] ____fput+0x1e/0x30 [ 35.030125] task_work_run+0x1a4/0x2d0 [ 35.030381] ? write_comp_data+0x2f/0x90 [ 35.030653] ? __pfx_task_work_run+0x10/0x10 [ 35.030940] ? __this_cpu_preempt_check+0x20/0x30 [ 35.031258] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.031557] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.031885] exit_to_user_mode_prepare+0x200/0x210 [ 35.032196] syscall_exit_to_user_mode+0x2d/0x60 [ 35.032501] do_syscall_64+0x4a/0x90 [ 35.032748] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.033098] RIP: 0033:0x7f3840f1059d [ 35.033380] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.034655] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.035208] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.035729] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.036212] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.036661] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.037109] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.037584] [ 35.078256] FAULT_INJECTION: forcing a failure. [ 35.078256] name failslab, interval 1, probability 0, space 0, times 0 [ 35.080135] CPU: 0 PID: 575 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.081217] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.082334] Call Trace: [ 35.082514] [ 35.082671] dump_stack_lvl+0xa7/0xdb [ 35.082940] dump_stack+0x19/0x1f [ 35.083177] should_fail_ex.cold.5+0x5/0xa [ 35.083475] __should_failslab+0xca/0x120 [ 35.083760] should_failslab+0x12/0x30 [ 35.084022] __kmem_cache_alloc_node+0x62/0x280 [ 35.084340] ? alloc_ftrace_hash+0x4f/0x170 [ 35.084639] kmalloc_trace+0x2e/0x120 [ 35.084900] alloc_ftrace_hash+0x4f/0x170 [ 35.085184] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.085585] ? write_comp_data+0x2f/0x90 [ 35.085886] ftrace_set_hash+0x445/0x590 [ 35.086186] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.086500] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.086842] ? match_dev_by_uuid+0x4/0x100 [ 35.087135] ? __this_cpu_preempt_check+0x20/0x30 [ 35.087471] ? write_comp_data+0x2f/0x90 [ 35.087763] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.088118] disarm_kprobe+0x24a/0x2d0 [ 35.088388] __disable_kprobe+0x2de/0x4b0 [ 35.088667] disable_kprobe+0x31/0x80 [ 35.088920] __disable_trace_kprobe+0xfb/0x1c0 [ 35.089229] disable_trace_kprobe+0x1f0/0x300 [ 35.089598] kprobe_register+0x4e/0xf0 [ 35.089927] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.090354] perf_kprobe_destroy+0xcb/0x200 [ 35.090707] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.091106] _free_event+0x220/0x11c0 [ 35.091426] put_event+0x4d/0x60 [ 35.091707] perf_event_release_kernel+0x5d9/0x860 [ 35.092113] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.092543] ? write_comp_data+0x2f/0x90 [ 35.092880] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.093283] ? __pfx_perf_release+0x10/0x10 [ 35.093635] perf_release+0x40/0x50 [ 35.093937] __fput+0x26d/0xa40 [ 35.094226] ____fput+0x1e/0x30 [ 35.094499] task_work_run+0x1a4/0x2d0 [ 35.094817] ? write_comp_data+0x2f/0x90 [ 35.095155] ? __pfx_task_work_run+0x10/0x10 [ 35.095515] ? __this_cpu_preempt_check+0x20/0x30 [ 35.095906] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.096206] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.096535] exit_to_user_mode_prepare+0x200/0x210 [ 35.096850] syscall_exit_to_user_mode+0x2d/0x60 [ 35.097159] do_syscall_64+0x4a/0x90 [ 35.097405] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.097734] RIP: 0033:0x7f3840f1059d [ 35.097985] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.099130] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.099621] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.100078] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.100543] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.100999] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.101452] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.101936] [ 35.153536] FAULT_INJECTION: forcing a failure. [ 35.153536] name failslab, interval 1, probability 0, space 0, times 0 [ 35.154527] CPU: 0 PID: 576 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.155232] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.156109] Call Trace: [ 35.156324] [ 35.156523] dump_stack_lvl+0xa7/0xdb [ 35.156889] dump_stack+0x19/0x1f [ 35.157181] should_fail_ex.cold.5+0x5/0xa [ 35.157551] __should_failslab+0xca/0x120 [ 35.157905] should_failslab+0x12/0x30 [ 35.158189] __kmem_cache_alloc_node+0x62/0x280 [ 35.158501] ? alloc_ftrace_hash+0x4f/0x170 [ 35.158797] kmalloc_trace+0x2e/0x120 [ 35.159053] alloc_ftrace_hash+0x4f/0x170 [ 35.159337] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.159736] ? write_comp_data+0x2f/0x90 [ 35.160018] ftrace_set_hash+0x445/0x590 [ 35.160310] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.160616] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.160951] ? match_dev_by_uuid+0x4/0x100 [ 35.161236] ? __this_cpu_preempt_check+0x20/0x30 [ 35.161570] ? write_comp_data+0x2f/0x90 [ 35.161876] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.162256] disarm_kprobe+0x24a/0x2d0 [ 35.162520] __disable_kprobe+0x2de/0x4b0 [ 35.162800] disable_kprobe+0x31/0x80 [ 35.163056] __disable_trace_kprobe+0xfb/0x1c0 [ 35.163367] disable_trace_kprobe+0x1f0/0x300 [ 35.163671] kprobe_register+0x4e/0xf0 [ 35.163935] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.164283] perf_kprobe_destroy+0xcb/0x200 [ 35.164573] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.164903] _free_event+0x220/0x11c0 [ 35.165173] put_event+0x4d/0x60 [ 35.165403] perf_event_release_kernel+0x5d9/0x860 [ 35.165738] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.166098] ? write_comp_data+0x2f/0x90 [ 35.166380] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.166711] ? __pfx_perf_release+0x10/0x10 [ 35.167001] perf_release+0x40/0x50 [ 35.167249] __fput+0x26d/0xa40 [ 35.167491] ____fput+0x1e/0x30 [ 35.167716] task_work_run+0x1a4/0x2d0 [ 35.167980] ? write_comp_data+0x2f/0x90 [ 35.168262] ? __pfx_task_work_run+0x10/0x10 [ 35.168557] ? __this_cpu_preempt_check+0x20/0x30 [ 35.168880] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.169177] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.169515] exit_to_user_mode_prepare+0x200/0x210 [ 35.169845] syscall_exit_to_user_mode+0x2d/0x60 [ 35.170165] do_syscall_64+0x4a/0x90 [ 35.170419] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.170755] RIP: 0033:0x7f3840f1059d [ 35.171004] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.172149] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.172642] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.173103] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.173556] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.174013] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.174465] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.174944] [ 35.226048] FAULT_INJECTION: forcing a failure. [ 35.226048] name failslab, interval 1, probability 0, space 0, times 0 [ 35.227027] CPU: 0 PID: 577 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.227729] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.228629] Call Trace: [ 35.228853] [ 35.229053] dump_stack_lvl+0xa7/0xdb [ 35.229393] dump_stack+0x19/0x1f [ 35.229698] should_fail_ex.cold.5+0x5/0xa [ 35.230090] __should_failslab+0xca/0x120 [ 35.230455] should_failslab+0x12/0x30 [ 35.230796] __kmem_cache_alloc_node+0x62/0x280 [ 35.231204] ? alloc_ftrace_hash+0x4f/0x170 [ 35.231588] kmalloc_trace+0x2e/0x120 [ 35.231929] alloc_ftrace_hash+0x4f/0x170 [ 35.232303] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.232818] ? write_comp_data+0x2f/0x90 [ 35.233201] ftrace_set_hash+0x445/0x590 [ 35.233596] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.234004] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.234441] ? match_dev_by_uuid+0x4/0x100 [ 35.234811] ? __this_cpu_preempt_check+0x20/0x30 [ 35.235247] ? write_comp_data+0x2f/0x90 [ 35.235637] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.236110] disarm_kprobe+0x24a/0x2d0 [ 35.236474] __disable_kprobe+0x2de/0x4b0 [ 35.236861] disable_kprobe+0x31/0x80 [ 35.237197] __disable_trace_kprobe+0xfb/0x1c0 [ 35.237602] disable_trace_kprobe+0x1f0/0x300 [ 35.238034] kprobe_register+0x4e/0xf0 [ 35.238401] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.238864] perf_kprobe_destroy+0xcb/0x200 [ 35.239243] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.239677] _free_event+0x220/0x11c0 [ 35.240041] put_event+0x4d/0x60 [ 35.240359] perf_event_release_kernel+0x5d9/0x860 [ 35.240815] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.241295] ? write_comp_data+0x2f/0x90 [ 35.241682] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.242147] ? __pfx_perf_release+0x10/0x10 [ 35.242535] perf_release+0x40/0x50 [ 35.242896] __fput+0x26d/0xa40 [ 35.243230] ____fput+0x1e/0x30 [ 35.243534] task_work_run+0x1a4/0x2d0 [ 35.243911] ? write_comp_data+0x2f/0x90 [ 35.244307] ? __pfx_task_work_run+0x10/0x10 [ 35.244722] ? __this_cpu_preempt_check+0x20/0x30 [ 35.245171] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.245588] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.246070] exit_to_user_mode_prepare+0x200/0x210 [ 35.246511] syscall_exit_to_user_mode+0x2d/0x60 [ 35.246949] do_syscall_64+0x4a/0x90 [ 35.247309] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.247786] RIP: 0033:0x7f3840f1059d [ 35.248137] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.249711] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.250249] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.250703] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.251155] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.251636] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.252091] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.252578] [ 35.297768] FAULT_INJECTION: forcing a failure. [ 35.297768] name failslab, interval 1, probability 0, space 0, times 0 [ 35.299525] CPU: 0 PID: 578 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.300757] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.302363] Call Trace: [ 35.302745] [ 35.303075] dump_stack_lvl+0xa7/0xdb [ 35.303643] dump_stack+0x19/0x1f [ 35.304151] should_fail_ex.cold.5+0x5/0xa [ 35.304778] __should_failslab+0xca/0x120 [ 35.305386] should_failslab+0x12/0x30 [ 35.305956] __kmem_cache_alloc_node+0x62/0x280 [ 35.306631] ? alloc_ftrace_hash+0x4f/0x170 [ 35.307266] kmalloc_trace+0x2e/0x120 [ 35.307822] alloc_ftrace_hash+0x4f/0x170 [ 35.308432] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.309298] ? write_comp_data+0x2f/0x90 [ 35.309932] ftrace_set_hash+0x445/0x590 [ 35.310551] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.311209] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.311936] ? match_dev_by_uuid+0x4/0x100 [ 35.312564] ? __this_cpu_preempt_check+0x20/0x30 [ 35.313276] ? write_comp_data+0x2f/0x90 [ 35.313901] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.314668] disarm_kprobe+0x24a/0x2d0 [ 35.315240] __disable_kprobe+0x2de/0x4b0 [ 35.315858] disable_kprobe+0x31/0x80 [ 35.316430] __disable_trace_kprobe+0xfb/0x1c0 [ 35.317109] disable_trace_kprobe+0x1f0/0x300 [ 35.317766] kprobe_register+0x4e/0xf0 [ 35.318352] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.319106] perf_kprobe_destroy+0xcb/0x200 [ 35.319737] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.320457] _free_event+0x220/0x11c0 [ 35.321032] put_event+0x4d/0x60 [ 35.321536] perf_event_release_kernel+0x5d9/0x860 [ 35.322136] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.322592] ? write_comp_data+0x2f/0x90 [ 35.322940] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.323313] ? __pfx_perf_release+0x10/0x10 [ 35.323599] perf_release+0x40/0x50 [ 35.323849] __fput+0x26d/0xa40 [ 35.324094] ____fput+0x1e/0x30 [ 35.324320] task_work_run+0x1a4/0x2d0 [ 35.324583] ? write_comp_data+0x2f/0x90 [ 35.324864] ? __pfx_task_work_run+0x10/0x10 [ 35.325165] ? __this_cpu_preempt_check+0x20/0x30 [ 35.325494] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.325801] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.326141] exit_to_user_mode_prepare+0x200/0x210 [ 35.326470] syscall_exit_to_user_mode+0x2d/0x60 [ 35.326794] do_syscall_64+0x4a/0x90 [ 35.327049] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.327393] RIP: 0033:0x7f3840f1059d [ 35.327644] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.328830] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.329317] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.329765] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.330223] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.330663] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.331104] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.331574] [ 35.381049] FAULT_INJECTION: forcing a failure. [ 35.381049] name failslab, interval 1, probability 0, space 0, times 0 [ 35.382715] CPU: 0 PID: 579 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.383906] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.385575] Call Trace: [ 35.386021] [ 35.386402] dump_stack_lvl+0xa7/0xdb [ 35.387052] dump_stack+0x19/0x1f [ 35.387635] should_fail_ex.cold.5+0x5/0xa [ 35.388351] __should_failslab+0xca/0x120 [ 35.389040] should_failslab+0x12/0x30 [ 35.389680] __kmem_cache_alloc_node+0x62/0x280 [ 35.390453] ? alloc_ftrace_hash+0x4f/0x170 [ 35.391175] kmalloc_trace+0x2e/0x120 [ 35.391813] alloc_ftrace_hash+0x4f/0x170 [ 35.392504] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.393488] ? write_comp_data+0x2f/0x90 [ 35.394240] ftrace_set_hash+0x445/0x590 [ 35.394533] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.394827] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.395149] ? match_dev_by_uuid+0x4/0x100 [ 35.395420] ? __this_cpu_preempt_check+0x20/0x30 [ 35.395725] ? write_comp_data+0x2f/0x90 [ 35.395992] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.396346] disarm_kprobe+0x24a/0x2d0 [ 35.396602] __disable_kprobe+0x2de/0x4b0 [ 35.396866] disable_kprobe+0x31/0x80 [ 35.397110] __disable_trace_kprobe+0xfb/0x1c0 [ 35.397411] disable_trace_kprobe+0x1f0/0x300 [ 35.397706] kprobe_register+0x4e/0xf0 [ 35.397965] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.398296] perf_kprobe_destroy+0xcb/0x200 [ 35.398582] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.398912] _free_event+0x220/0x11c0 [ 35.399171] put_event+0x4d/0x60 [ 35.399395] perf_event_release_kernel+0x5d9/0x860 [ 35.399724] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.400058] ? write_comp_data+0x2f/0x90 [ 35.400321] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.400641] ? __pfx_perf_release+0x10/0x10 [ 35.400920] perf_release+0x40/0x50 [ 35.401157] __fput+0x26d/0xa40 [ 35.401388] ____fput+0x1e/0x30 [ 35.401602] task_work_run+0x1a4/0x2d0 [ 35.401875] ? write_comp_data+0x2f/0x90 [ 35.402142] ? __pfx_task_work_run+0x10/0x10 [ 35.402431] ? __this_cpu_preempt_check+0x20/0x30 [ 35.402764] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.403070] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.403401] exit_to_user_mode_prepare+0x200/0x210 [ 35.403715] syscall_exit_to_user_mode+0x2d/0x60 [ 35.404038] do_syscall_64+0x4a/0x90 [ 35.404284] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.404613] RIP: 0033:0x7f3840f1059d [ 35.404854] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.405979] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.406460] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.406912] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.407366] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.407806] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.408259] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.408723] [ 35.452415] FAULT_INJECTION: forcing a failure. [ 35.452415] name failslab, interval 1, probability 0, space 0, times 0 [ 35.453169] CPU: 1 PID: 580 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.453724] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.454435] Call Trace: [ 35.454602] [ 35.454772] dump_stack_lvl+0xa7/0xdb [ 35.455032] dump_stack+0x19/0x1f [ 35.455264] should_fail_ex.cold.5+0x5/0xa [ 35.455553] __should_failslab+0xca/0x120 [ 35.455841] should_failslab+0x12/0x30 [ 35.456095] __kmem_cache_alloc_node+0x62/0x280 [ 35.456400] ? alloc_ftrace_hash+0x4f/0x170 [ 35.456695] kmalloc_trace+0x2e/0x120 [ 35.456965] alloc_ftrace_hash+0x4f/0x170 [ 35.457246] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.457639] ? write_comp_data+0x2f/0x90 [ 35.457940] ftrace_set_hash+0x445/0x590 [ 35.458233] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.458543] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.458887] ? match_dev_by_uuid+0x4/0x100 [ 35.459185] ? __this_cpu_preempt_check+0x20/0x30 [ 35.459509] ? write_comp_data+0x2f/0x90 [ 35.459794] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.460155] disarm_kprobe+0x24a/0x2d0 [ 35.460420] __disable_kprobe+0x2de/0x4b0 [ 35.460698] disable_kprobe+0x31/0x80 [ 35.460957] __disable_trace_kprobe+0xfb/0x1c0 [ 35.461283] disable_trace_kprobe+0x1f0/0x300 [ 35.461587] kprobe_register+0x4e/0xf0 [ 35.461863] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.462224] perf_kprobe_destroy+0xcb/0x200 [ 35.462530] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.462872] _free_event+0x220/0x11c0 [ 35.463142] put_event+0x4d/0x60 [ 35.463389] perf_event_release_kernel+0x5d9/0x860 [ 35.463729] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.464097] ? write_comp_data+0x2f/0x90 [ 35.464386] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.464734] ? __pfx_perf_release+0x10/0x10 [ 35.465026] perf_release+0x40/0x50 [ 35.465276] __fput+0x26d/0xa40 [ 35.465535] ____fput+0x1e/0x30 [ 35.465764] task_work_run+0x1a4/0x2d0 [ 35.466040] ? write_comp_data+0x2f/0x90 [ 35.466323] ? __pfx_task_work_run+0x10/0x10 [ 35.466633] ? __this_cpu_preempt_check+0x20/0x30 [ 35.466971] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.467271] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.467650] exit_to_user_mode_prepare+0x200/0x210 [ 35.467986] syscall_exit_to_user_mode+0x2d/0x60 [ 35.468307] do_syscall_64+0x4a/0x90 [ 35.468566] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.468922] RIP: 0033:0x7f3840f1059d [ 35.469173] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.471034] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.472085] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.473067] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.474058] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.475046] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.476037] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.477058] [ 35.511323] FAULT_INJECTION: forcing a failure. [ 35.511323] name failslab, interval 1, probability 0, space 0, times 0 [ 35.512219] CPU: 0 PID: 581 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.512878] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.513732] Call Trace: [ 35.513941] [ 35.514118] dump_stack_lvl+0xa7/0xdb [ 35.514427] dump_stack+0x19/0x1f [ 35.514702] should_fail_ex.cold.5+0x5/0xa [ 35.515045] __should_failslab+0xca/0x120 [ 35.515375] should_failslab+0x12/0x30 [ 35.515679] __kmem_cache_alloc_node+0x62/0x280 [ 35.516045] ? alloc_ftrace_hash+0x4f/0x170 [ 35.516392] kmalloc_trace+0x2e/0x120 [ 35.516692] alloc_ftrace_hash+0x4f/0x170 [ 35.517021] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.517488] ? write_comp_data+0x2f/0x90 [ 35.517830] ftrace_set_hash+0x445/0x590 [ 35.518170] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.518528] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.518923] ? match_dev_by_uuid+0x4/0x100 [ 35.519261] ? __this_cpu_preempt_check+0x20/0x30 [ 35.519642] ? write_comp_data+0x2f/0x90 [ 35.519981] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.520410] disarm_kprobe+0x24a/0x2d0 [ 35.520731] __disable_kprobe+0x2de/0x4b0 [ 35.521074] disable_kprobe+0x31/0x80 [ 35.521386] __disable_trace_kprobe+0xfb/0x1c0 [ 35.521696] disable_trace_kprobe+0x1f0/0x300 [ 35.522009] kprobe_register+0x4e/0xf0 [ 35.522273] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.522616] perf_kprobe_destroy+0xcb/0x200 [ 35.522902] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.523229] _free_event+0x220/0x11c0 [ 35.523496] put_event+0x4d/0x60 [ 35.523726] perf_event_release_kernel+0x5d9/0x860 [ 35.524056] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.524407] ? write_comp_data+0x2f/0x90 [ 35.524684] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.525010] ? __pfx_perf_release+0x10/0x10 [ 35.525293] perf_release+0x40/0x50 [ 35.525538] __fput+0x26d/0xa40 [ 35.525777] ____fput+0x1e/0x30 [ 35.526026] task_work_run+0x1a4/0x2d0 [ 35.526294] ? write_comp_data+0x2f/0x90 [ 35.526580] ? __pfx_task_work_run+0x10/0x10 [ 35.526880] ? __this_cpu_preempt_check+0x20/0x30 [ 35.527214] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.527519] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.527863] exit_to_user_mode_prepare+0x200/0x210 [ 35.528190] syscall_exit_to_user_mode+0x2d/0x60 [ 35.528515] do_syscall_64+0x4a/0x90 [ 35.528774] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.529117] RIP: 0033:0x7f3840f1059d [ 35.529368] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.530545] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.531076] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.531544] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.532004] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.532456] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.532911] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.533393] [ 35.576800] FAULT_INJECTION: forcing a failure. [ 35.576800] name failslab, interval 1, probability 0, space 0, times 0 [ 35.577724] CPU: 0 PID: 582 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.578408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.579347] Call Trace: [ 35.579573] [ 35.579774] dump_stack_lvl+0xa7/0xdb [ 35.580137] dump_stack+0x19/0x1f [ 35.580447] should_fail_ex.cold.5+0x5/0xa [ 35.580840] __should_failslab+0xca/0x120 [ 35.581208] should_failslab+0x12/0x30 [ 35.581554] __kmem_cache_alloc_node+0x62/0x280 [ 35.581972] ? alloc_ftrace_hash+0x4f/0x170 [ 35.582365] kmalloc_trace+0x2e/0x120 [ 35.582715] alloc_ftrace_hash+0x4f/0x170 [ 35.583095] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.583629] ? write_comp_data+0x2f/0x90 [ 35.584013] ftrace_set_hash+0x445/0x590 [ 35.584417] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.584846] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.585312] ? match_dev_by_uuid+0x4/0x100 [ 35.585707] ? __this_cpu_preempt_check+0x20/0x30 [ 35.586161] ? write_comp_data+0x2f/0x90 [ 35.586557] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.587046] disarm_kprobe+0x24a/0x2d0 [ 35.587423] __disable_kprobe+0x2de/0x4b0 [ 35.587805] disable_kprobe+0x31/0x80 [ 35.588170] __disable_trace_kprobe+0xfb/0x1c0 [ 35.588600] disable_trace_kprobe+0x1f0/0x300 [ 35.589024] kprobe_register+0x4e/0xf0 [ 35.589396] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.589887] perf_kprobe_destroy+0xcb/0x200 [ 35.590292] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.590758] _free_event+0x220/0x11c0 [ 35.591132] put_event+0x4d/0x60 [ 35.591443] perf_event_release_kernel+0x5d9/0x860 [ 35.591919] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.592403] ? write_comp_data+0x2f/0x90 [ 35.592800] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.593272] ? __pfx_perf_release+0x10/0x10 [ 35.593676] perf_release+0x40/0x50 [ 35.594038] __fput+0x26d/0xa40 [ 35.594389] ____fput+0x1e/0x30 [ 35.594713] task_work_run+0x1a4/0x2d0 [ 35.595064] ? write_comp_data+0x2f/0x90 [ 35.595466] ? __pfx_task_work_run+0x10/0x10 [ 35.595887] ? __this_cpu_preempt_check+0x20/0x30 [ 35.596338] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.596764] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.597240] exit_to_user_mode_prepare+0x200/0x210 [ 35.597698] syscall_exit_to_user_mode+0x2d/0x60 [ 35.598064] do_syscall_64+0x4a/0x90 [ 35.598322] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.598660] RIP: 0033:0x7f3840f1059d [ 35.598912] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.600062] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.600551] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.601006] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.601458] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.601924] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.602378] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.602858] [ 35.652864] FAULT_INJECTION: forcing a failure. [ 35.652864] name failslab, interval 1, probability 0, space 0, times 0 [ 35.653837] CPU: 0 PID: 583 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.654530] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.655463] Call Trace: [ 35.655693] [ 35.655896] dump_stack_lvl+0xa7/0xdb [ 35.656247] dump_stack+0x19/0x1f [ 35.656558] should_fail_ex.cold.5+0x5/0xa [ 35.656956] __should_failslab+0xca/0x120 [ 35.657342] should_failslab+0x12/0x30 [ 35.657684] __kmem_cache_alloc_node+0x62/0x280 [ 35.658033] ? alloc_ftrace_hash+0x4f/0x170 [ 35.658319] kmalloc_trace+0x2e/0x120 [ 35.658569] alloc_ftrace_hash+0x4f/0x170 [ 35.658839] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.659219] ? write_comp_data+0x2f/0x90 [ 35.659493] ftrace_set_hash+0x445/0x590 [ 35.659774] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.660066] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.660387] ? match_dev_by_uuid+0x4/0x100 [ 35.660666] ? __this_cpu_preempt_check+0x20/0x30 [ 35.660990] ? write_comp_data+0x2f/0x90 [ 35.661273] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.661646] disarm_kprobe+0x24a/0x2d0 [ 35.661933] __disable_kprobe+0x2de/0x4b0 [ 35.662222] disable_kprobe+0x31/0x80 [ 35.662482] __disable_trace_kprobe+0xfb/0x1c0 [ 35.662828] disable_trace_kprobe+0x1f0/0x300 [ 35.663136] kprobe_register+0x4e/0xf0 [ 35.663402] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.663754] perf_kprobe_destroy+0xcb/0x200 [ 35.664063] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.664397] _free_event+0x220/0x11c0 [ 35.664665] put_event+0x4d/0x60 [ 35.664905] perf_event_release_kernel+0x5d9/0x860 [ 35.665253] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.665610] ? write_comp_data+0x2f/0x90 [ 35.665898] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.666243] ? __pfx_perf_release+0x10/0x10 [ 35.666534] perf_release+0x40/0x50 [ 35.666801] __fput+0x26d/0xa40 [ 35.667045] ____fput+0x1e/0x30 [ 35.667285] task_work_run+0x1a4/0x2d0 [ 35.667549] ? write_comp_data+0x2f/0x90 [ 35.667830] ? __pfx_task_work_run+0x10/0x10 [ 35.668129] ? __this_cpu_preempt_check+0x20/0x30 [ 35.668468] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.668768] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.669108] exit_to_user_mode_prepare+0x200/0x210 [ 35.669443] syscall_exit_to_user_mode+0x2d/0x60 [ 35.669762] do_syscall_64+0x4a/0x90 [ 35.670025] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.670380] RIP: 0033:0x7f3840f1059d [ 35.670650] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.671816] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.672302] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.672755] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.673194] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.673646] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.674095] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.674560] [ 35.735325] FAULT_INJECTION: forcing a failure. [ 35.735325] name failslab, interval 1, probability 0, space 0, times 0 [ 35.736289] CPU: 0 PID: 584 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.736997] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.737944] Call Trace: [ 35.738159] [ 35.738308] dump_stack_lvl+0xa7/0xdb [ 35.738562] dump_stack+0x19/0x1f [ 35.738791] should_fail_ex.cold.5+0x5/0xa [ 35.739077] __should_failslab+0xca/0x120 [ 35.739391] should_failslab+0x12/0x30 [ 35.739649] __kmem_cache_alloc_node+0x62/0x280 [ 35.739951] ? alloc_ftrace_hash+0x4f/0x170 [ 35.740239] kmalloc_trace+0x2e/0x120 [ 35.740488] alloc_ftrace_hash+0x4f/0x170 [ 35.740760] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.741141] ? write_comp_data+0x2f/0x90 [ 35.741417] ftrace_set_hash+0x445/0x590 [ 35.741701] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.742004] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.742328] ? match_dev_by_uuid+0x4/0x100 [ 35.742605] ? __this_cpu_preempt_check+0x20/0x30 [ 35.742919] ? write_comp_data+0x2f/0x90 [ 35.743195] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.743531] disarm_kprobe+0x24a/0x2d0 [ 35.743788] __disable_kprobe+0x2de/0x4b0 [ 35.744064] disable_kprobe+0x31/0x80 [ 35.744314] __disable_trace_kprobe+0xfb/0x1c0 [ 35.744618] disable_trace_kprobe+0x1f0/0x300 [ 35.744922] kprobe_register+0x4e/0xf0 [ 35.745190] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.745557] perf_kprobe_destroy+0xcb/0x200 [ 35.745860] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.746219] _free_event+0x220/0x11c0 [ 35.746512] put_event+0x4d/0x60 [ 35.746750] perf_event_release_kernel+0x5d9/0x860 [ 35.747090] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.747445] ? write_comp_data+0x2f/0x90 [ 35.747723] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.748058] ? __pfx_perf_release+0x10/0x10 [ 35.748349] perf_release+0x40/0x50 [ 35.748600] __fput+0x26d/0xa40 [ 35.748845] ____fput+0x1e/0x30 [ 35.749074] task_work_run+0x1a4/0x2d0 [ 35.749339] ? write_comp_data+0x2f/0x90 [ 35.749624] ? __pfx_task_work_run+0x10/0x10 [ 35.749935] ? __this_cpu_preempt_check+0x20/0x30 [ 35.750264] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.750570] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.750910] exit_to_user_mode_prepare+0x200/0x210 [ 35.751233] syscall_exit_to_user_mode+0x2d/0x60 [ 35.751556] do_syscall_64+0x4a/0x90 [ 35.751812] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.752154] RIP: 0033:0x7f3840f1059d [ 35.752405] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.753567] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.754064] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.754522] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.755014] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.755503] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.755965] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.756435] [ 35.799443] FAULT_INJECTION: forcing a failure. [ 35.799443] name failslab, interval 1, probability 0, space 0, times 0 [ 35.801071] CPU: 1 PID: 585 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.802419] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.804172] Call Trace: [ 35.804552] [ 35.804888] dump_stack_lvl+0xa7/0xdb [ 35.805652] dump_stack+0x19/0x1f [ 35.806175] should_fail_ex.cold.5+0x5/0xa [ 35.806972] __should_failslab+0xca/0x120 [ 35.807584] should_failslab+0x12/0x30 [ 35.808151] __kmem_cache_alloc_node+0x62/0x280 [ 35.808728] ? alloc_ftrace_hash+0x4f/0x170 [ 35.809142] kmalloc_trace+0x2e/0x120 [ 35.809508] alloc_ftrace_hash+0x4f/0x170 [ 35.809900] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.810486] ? write_comp_data+0x2f/0x90 [ 35.810867] ftrace_set_hash+0x445/0x590 [ 35.811274] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.811708] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.812167] ? match_dev_by_uuid+0x4/0x100 [ 35.812607] ? __this_cpu_preempt_check+0x20/0x30 [ 35.813062] ? write_comp_data+0x2f/0x90 [ 35.813473] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.813967] disarm_kprobe+0x24a/0x2d0 [ 35.814381] __disable_kprobe+0x2de/0x4b0 [ 35.814774] disable_kprobe+0x31/0x80 [ 35.815144] __disable_trace_kprobe+0xfb/0x1c0 [ 35.815546] disable_trace_kprobe+0x1f0/0x300 [ 35.815858] kprobe_register+0x4e/0xf0 [ 35.816136] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.816507] perf_kprobe_destroy+0xcb/0x200 [ 35.816866] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.817249] _free_event+0x220/0x11c0 [ 35.817546] put_event+0x4d/0x60 [ 35.817828] perf_event_release_kernel+0x5d9/0x860 [ 35.818179] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.818547] ? write_comp_data+0x2f/0x90 [ 35.818835] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.819184] ? __pfx_perf_release+0x10/0x10 [ 35.819485] perf_release+0x40/0x50 [ 35.819743] __fput+0x26d/0xa40 [ 35.820027] ____fput+0x1e/0x30 [ 35.820316] task_work_run+0x1a4/0x2d0 [ 35.820657] ? write_comp_data+0x2f/0x90 [ 35.821018] ? __pfx_task_work_run+0x10/0x10 [ 35.821397] ? __this_cpu_preempt_check+0x20/0x30 [ 35.821826] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.822191] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.822536] exit_to_user_mode_prepare+0x200/0x210 [ 35.822882] syscall_exit_to_user_mode+0x2d/0x60 [ 35.823212] do_syscall_64+0x4a/0x90 [ 35.823466] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.823807] RIP: 0033:0x7f3840f1059d [ 35.824056] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.825235] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.825741] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.826206] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.826685] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.827142] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.827615] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.828098] [ 35.881303] FAULT_INJECTION: forcing a failure. [ 35.881303] name failslab, interval 1, probability 0, space 0, times 0 [ 35.882321] CPU: 0 PID: 586 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.883060] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.884024] Call Trace: [ 35.884248] [ 35.884452] dump_stack_lvl+0xa7/0xdb [ 35.884821] dump_stack+0x19/0x1f [ 35.885059] should_fail_ex.cold.5+0x5/0xa [ 35.885347] __should_failslab+0xca/0x120 [ 35.885632] should_failslab+0x12/0x30 [ 35.885902] __kmem_cache_alloc_node+0x62/0x280 [ 35.886238] ? alloc_ftrace_hash+0x4f/0x170 [ 35.886538] kmalloc_trace+0x2e/0x120 [ 35.886824] alloc_ftrace_hash+0x4f/0x170 [ 35.887110] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.887523] ? write_comp_data+0x2f/0x90 [ 35.887813] ftrace_set_hash+0x445/0x590 [ 35.888111] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.888428] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.888760] ? match_dev_by_uuid+0x4/0x100 [ 35.889047] ? __this_cpu_preempt_check+0x20/0x30 [ 35.889382] ? write_comp_data+0x2f/0x90 [ 35.889665] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.890019] disarm_kprobe+0x24a/0x2d0 [ 35.890285] __disable_kprobe+0x2de/0x4b0 [ 35.890581] disable_kprobe+0x31/0x80 [ 35.890851] __disable_trace_kprobe+0xfb/0x1c0 [ 35.891167] disable_trace_kprobe+0x1f0/0x300 [ 35.891474] kprobe_register+0x4e/0xf0 [ 35.891754] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.892102] perf_kprobe_destroy+0xcb/0x200 [ 35.892396] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.892742] _free_event+0x220/0x11c0 [ 35.893012] put_event+0x4d/0x60 [ 35.893247] perf_event_release_kernel+0x5d9/0x860 [ 35.893584] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.893962] ? write_comp_data+0x2f/0x90 [ 35.894242] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.894572] ? __pfx_perf_release+0x10/0x10 [ 35.894893] perf_release+0x40/0x50 [ 35.895142] __fput+0x26d/0xa40 [ 35.895384] ____fput+0x1e/0x30 [ 35.895610] task_work_run+0x1a4/0x2d0 [ 35.895886] ? write_comp_data+0x2f/0x90 [ 35.896168] ? __pfx_task_work_run+0x10/0x10 [ 35.896462] ? __this_cpu_preempt_check+0x20/0x30 [ 35.896783] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.897095] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.897432] exit_to_user_mode_prepare+0x200/0x210 [ 35.897754] syscall_exit_to_user_mode+0x2d/0x60 [ 35.898093] do_syscall_64+0x4a/0x90 [ 35.898362] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.898708] RIP: 0033:0x7f3840f1059d [ 35.898954] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.900097] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.900593] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.901042] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.901507] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.901966] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.902432] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.902925] [ 35.939206] FAULT_INJECTION: forcing a failure. [ 35.939206] name failslab, interval 1, probability 0, space 0, times 0 [ 35.939920] CPU: 1 PID: 587 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.940476] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.941141] Call Trace: [ 35.941299] [ 35.941449] dump_stack_lvl+0xa7/0xdb [ 35.941699] dump_stack+0x19/0x1f [ 35.941923] should_fail_ex.cold.5+0x5/0xa [ 35.942195] __should_failslab+0xca/0x120 [ 35.942456] should_failslab+0x12/0x30 [ 35.942721] __kmem_cache_alloc_node+0x62/0x280 [ 35.943012] ? alloc_ftrace_hash+0x4f/0x170 [ 35.943287] kmalloc_trace+0x2e/0x120 [ 35.943527] alloc_ftrace_hash+0x4f/0x170 [ 35.943798] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 35.944167] ? write_comp_data+0x2f/0x90 [ 35.944433] ftrace_set_hash+0x445/0x590 [ 35.944733] ftrace_set_filter_ip+0xcd/0x1a0 [ 35.945019] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 35.945332] ? match_dev_by_uuid+0x4/0x100 [ 35.945600] ? __this_cpu_preempt_check+0x20/0x30 [ 35.945921] ? write_comp_data+0x2f/0x90 [ 35.946186] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 35.946512] disarm_kprobe+0x24a/0x2d0 [ 35.946774] __disable_kprobe+0x2de/0x4b0 [ 35.947054] disable_kprobe+0x31/0x80 [ 35.947295] __disable_trace_kprobe+0xfb/0x1c0 [ 35.947587] disable_trace_kprobe+0x1f0/0x300 [ 35.947882] kprobe_register+0x4e/0xf0 [ 35.948133] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 35.948457] perf_kprobe_destroy+0xcb/0x200 [ 35.948728] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 35.949049] _free_event+0x220/0x11c0 [ 35.949307] put_event+0x4d/0x60 [ 35.949534] perf_event_release_kernel+0x5d9/0x860 [ 35.949871] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 35.950226] ? write_comp_data+0x2f/0x90 [ 35.950504] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 35.950834] ? __pfx_perf_release+0x10/0x10 [ 35.951110] perf_release+0x40/0x50 [ 35.951357] __fput+0x26d/0xa40 [ 35.951622] ____fput+0x1e/0x30 [ 35.951875] task_work_run+0x1a4/0x2d0 [ 35.952267] ? write_comp_data+0x2f/0x90 [ 35.952544] ? __pfx_task_work_run+0x10/0x10 [ 35.952827] ? __this_cpu_preempt_check+0x20/0x30 [ 35.953200] ? lockdep_hardirqs_on+0x8a/0x110 [ 35.953556] ? exit_to_user_mode_prepare+0x100/0x210 [ 35.953944] exit_to_user_mode_prepare+0x200/0x210 [ 35.954266] syscall_exit_to_user_mode+0x2d/0x60 [ 35.954576] do_syscall_64+0x4a/0x90 [ 35.954825] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 35.955152] RIP: 0033:0x7f3840f1059d [ 35.955393] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 35.956501] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 35.956973] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 35.957427] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 35.957894] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 35.958348] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 35.958809] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.959284] [ 35.997930] FAULT_INJECTION: forcing a failure. [ 35.997930] name failslab, interval 1, probability 0, space 0, times 0 [ 35.998695] CPU: 1 PID: 588 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 35.999229] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 35.999932] Call Trace: [ 36.000100] [ 36.000248] dump_stack_lvl+0xa7/0xdb [ 36.000511] dump_stack+0x19/0x1f [ 36.000745] should_fail_ex.cold.5+0x5/0xa [ 36.001036] __should_failslab+0xca/0x120 [ 36.001318] should_failslab+0x12/0x30 [ 36.001579] __kmem_cache_alloc_node+0x62/0x280 [ 36.001947] ? alloc_ftrace_hash+0x4f/0x170 [ 36.002305] kmalloc_trace+0x2e/0x120 [ 36.002619] alloc_ftrace_hash+0x4f/0x170 [ 36.002965] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.003454] ? write_comp_data+0x2f/0x90 [ 36.003802] ftrace_set_hash+0x445/0x590 [ 36.004157] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.004529] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.004945] ? match_dev_by_uuid+0x4/0x100 [ 36.005297] ? __this_cpu_preempt_check+0x20/0x30 [ 36.005700] ? write_comp_data+0x2f/0x90 [ 36.006056] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.006490] disarm_kprobe+0x24a/0x2d0 [ 36.006813] __disable_kprobe+0x2de/0x4b0 [ 36.007161] disable_kprobe+0x31/0x80 [ 36.007480] __disable_trace_kprobe+0xfb/0x1c0 [ 36.007869] disable_trace_kprobe+0x1f0/0x300 [ 36.008244] kprobe_register+0x4e/0xf0 [ 36.008570] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.009001] perf_kprobe_destroy+0xcb/0x200 [ 36.009359] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.009765] _free_event+0x220/0x11c0 [ 36.010099] put_event+0x4d/0x60 [ 36.010385] perf_event_release_kernel+0x5d9/0x860 [ 36.010795] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.011234] ? write_comp_data+0x2f/0x90 [ 36.011578] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.011988] ? __pfx_perf_release+0x10/0x10 [ 36.012326] perf_release+0x40/0x50 [ 36.012622] __fput+0x26d/0xa40 [ 36.012906] ____fput+0x1e/0x30 [ 36.013174] task_work_run+0x1a4/0x2d0 [ 36.013488] ? write_comp_data+0x2f/0x90 [ 36.013984] ? __pfx_task_work_run+0x10/0x10 [ 36.014609] ? __this_cpu_preempt_check+0x20/0x30 [ 36.015280] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.015906] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.016618] exit_to_user_mode_prepare+0x200/0x210 [ 36.017307] syscall_exit_to_user_mode+0x2d/0x60 [ 36.018017] do_syscall_64+0x4a/0x90 [ 36.018553] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.019271] RIP: 0033:0x7f3840f1059d [ 36.019796] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.022262] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.023303] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.024274] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.025250] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.026236] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.027221] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.028229] [ 36.068393] FAULT_INJECTION: forcing a failure. [ 36.068393] name failslab, interval 1, probability 0, space 0, times 0 [ 36.069138] CPU: 1 PID: 589 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.069666] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.070362] Call Trace: [ 36.070528] [ 36.070678] dump_stack_lvl+0xa7/0xdb [ 36.070935] dump_stack+0x19/0x1f [ 36.071169] should_fail_ex.cold.5+0x5/0xa [ 36.071454] __should_failslab+0xca/0x120 [ 36.071730] should_failslab+0x12/0x30 [ 36.071987] __kmem_cache_alloc_node+0x62/0x280 [ 36.072297] ? alloc_ftrace_hash+0x4f/0x170 [ 36.072591] kmalloc_trace+0x2e/0x120 [ 36.072854] alloc_ftrace_hash+0x4f/0x170 [ 36.073134] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.073528] ? write_comp_data+0x2f/0x90 [ 36.073822] ftrace_set_hash+0x445/0x590 [ 36.074115] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.074420] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.074752] ? match_dev_by_uuid+0x4/0x100 [ 36.075037] ? __this_cpu_preempt_check+0x20/0x30 [ 36.075360] ? write_comp_data+0x2f/0x90 [ 36.075643] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.075991] disarm_kprobe+0x24a/0x2d0 [ 36.076256] __disable_kprobe+0x2de/0x4b0 [ 36.076537] disable_kprobe+0x31/0x80 [ 36.076795] __disable_trace_kprobe+0xfb/0x1c0 [ 36.077108] disable_trace_kprobe+0x1f0/0x300 [ 36.077408] kprobe_register+0x4e/0xf0 [ 36.077669] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.078022] perf_kprobe_destroy+0xcb/0x200 [ 36.078314] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.078647] _free_event+0x220/0x11c0 [ 36.078916] put_event+0x4d/0x60 [ 36.079149] perf_event_release_kernel+0x5d9/0x860 [ 36.079487] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.079844] ? write_comp_data+0x2f/0x90 [ 36.080125] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.080459] ? __pfx_perf_release+0x10/0x10 [ 36.080747] perf_release+0x40/0x50 [ 36.080998] __fput+0x26d/0xa40 [ 36.081241] ____fput+0x1e/0x30 [ 36.081489] task_work_run+0x1a4/0x2d0 [ 36.081778] ? write_comp_data+0x2f/0x90 [ 36.082067] ? __pfx_task_work_run+0x10/0x10 [ 36.082364] ? __this_cpu_preempt_check+0x20/0x30 [ 36.082689] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.082989] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.083323] exit_to_user_mode_prepare+0x200/0x210 [ 36.083636] syscall_exit_to_user_mode+0x2d/0x60 [ 36.083946] do_syscall_64+0x4a/0x90 [ 36.084194] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.084521] RIP: 0033:0x7f3840f1059d [ 36.084760] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.085937] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.086410] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.086849] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.087293] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.087730] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.088166] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.088628] [ 36.126026] FAULT_INJECTION: forcing a failure. [ 36.126026] name failslab, interval 1, probability 0, space 0, times 0 [ 36.127834] CPU: 1 PID: 590 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.129106] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.130709] Call Trace: [ 36.131121] [ 36.131469] dump_stack_lvl+0xa7/0xdb [ 36.132080] dump_stack+0x19/0x1f [ 36.132583] should_fail_ex.cold.5+0x5/0xa [ 36.133258] __should_failslab+0xca/0x120 [ 36.133864] should_failslab+0x12/0x30 [ 36.134410] __kmem_cache_alloc_node+0x62/0x280 [ 36.135136] ? alloc_ftrace_hash+0x4f/0x170 [ 36.135761] kmalloc_trace+0x2e/0x120 [ 36.136310] alloc_ftrace_hash+0x4f/0x170 [ 36.136971] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.137811] ? write_comp_data+0x2f/0x90 [ 36.138453] ftrace_set_hash+0x445/0x590 [ 36.139105] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.139767] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.140494] ? match_dev_by_uuid+0x4/0x100 [ 36.141115] ? __this_cpu_preempt_check+0x20/0x30 [ 36.141890] ? write_comp_data+0x2f/0x90 [ 36.142186] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.142534] disarm_kprobe+0x24a/0x2d0 [ 36.142825] __disable_kprobe+0x2de/0x4b0 [ 36.143111] disable_kprobe+0x31/0x80 [ 36.143370] __disable_trace_kprobe+0xfb/0x1c0 [ 36.143683] disable_trace_kprobe+0x1f0/0x300 [ 36.144002] kprobe_register+0x4e/0xf0 [ 36.144270] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.144621] perf_kprobe_destroy+0xcb/0x200 [ 36.144921] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.145268] _free_event+0x220/0x11c0 [ 36.145540] put_event+0x4d/0x60 [ 36.145775] perf_event_release_kernel+0x5d9/0x860 [ 36.146136] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.146495] ? write_comp_data+0x2f/0x90 [ 36.146793] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.147140] ? __pfx_perf_release+0x10/0x10 [ 36.147431] perf_release+0x40/0x50 [ 36.147681] __fput+0x26d/0xa40 [ 36.147924] ____fput+0x1e/0x30 [ 36.148152] task_work_run+0x1a4/0x2d0 [ 36.148429] ? write_comp_data+0x2f/0x90 [ 36.148710] ? __pfx_task_work_run+0x10/0x10 [ 36.149007] ? __this_cpu_preempt_check+0x20/0x30 [ 36.149345] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.149639] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.149980] exit_to_user_mode_prepare+0x200/0x210 [ 36.150297] syscall_exit_to_user_mode+0x2d/0x60 [ 36.150618] do_syscall_64+0x4a/0x90 [ 36.150877] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.151210] RIP: 0033:0x7f3840f1059d [ 36.151469] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.152601] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.153076] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.153518] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.153984] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.154425] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.154894] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.155364] [ 36.197646] FAULT_INJECTION: forcing a failure. [ 36.197646] name failslab, interval 1, probability 0, space 0, times 0 [ 36.198592] CPU: 1 PID: 591 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.199284] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.200156] Call Trace: [ 36.200370] [ 36.200568] dump_stack_lvl+0xa7/0xdb [ 36.200908] dump_stack+0x19/0x1f [ 36.201210] should_fail_ex.cold.5+0x5/0xa [ 36.201580] __should_failslab+0xca/0x120 [ 36.201956] should_failslab+0x12/0x30 [ 36.202272] __kmem_cache_alloc_node+0x62/0x280 [ 36.202660] ? alloc_ftrace_hash+0x4f/0x170 [ 36.203036] kmalloc_trace+0x2e/0x120 [ 36.203368] alloc_ftrace_hash+0x4f/0x170 [ 36.203735] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.204231] ? write_comp_data+0x2f/0x90 [ 36.204597] ftrace_set_hash+0x445/0x590 [ 36.204985] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.205373] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.205816] ? match_dev_by_uuid+0x4/0x100 [ 36.206191] ? __this_cpu_preempt_check+0x20/0x30 [ 36.206611] ? write_comp_data+0x2f/0x90 [ 36.206978] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.207444] disarm_kprobe+0x24a/0x2d0 [ 36.207776] __disable_kprobe+0x2de/0x4b0 [ 36.208141] disable_kprobe+0x31/0x80 [ 36.208484] __disable_trace_kprobe+0xfb/0x1c0 [ 36.208909] disable_trace_kprobe+0x1f0/0x300 [ 36.209320] kprobe_register+0x4e/0xf0 [ 36.209682] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.210077] perf_kprobe_destroy+0xcb/0x200 [ 36.210366] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.210695] _free_event+0x220/0x11c0 [ 36.211004] put_event+0x4d/0x60 [ 36.211304] perf_event_release_kernel+0x5d9/0x860 [ 36.211713] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.212162] ? write_comp_data+0x2f/0x90 [ 36.212526] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.212959] ? __pfx_perf_release+0x10/0x10 [ 36.213331] perf_release+0x40/0x50 [ 36.213656] __fput+0x26d/0xa40 [ 36.214174] ____fput+0x1e/0x30 [ 36.214660] task_work_run+0x1a4/0x2d0 [ 36.215210] ? write_comp_data+0x2f/0x90 [ 36.215787] ? __pfx_task_work_run+0x10/0x10 [ 36.216403] ? __this_cpu_preempt_check+0x20/0x30 [ 36.217074] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.217702] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.218429] exit_to_user_mode_prepare+0x200/0x210 [ 36.219113] syscall_exit_to_user_mode+0x2d/0x60 [ 36.219775] do_syscall_64+0x4a/0x90 [ 36.220305] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.221025] RIP: 0033:0x7f3840f1059d [ 36.221566] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.224112] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.225204] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.226222] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.227203] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.228174] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.229149] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.230164] [ 36.273246] FAULT_INJECTION: forcing a failure. [ 36.273246] name failslab, interval 1, probability 0, space 0, times 0 [ 36.274259] CPU: 1 PID: 592 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.274974] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.275899] Call Trace: [ 36.276119] [ 36.276315] dump_stack_lvl+0xa7/0xdb [ 36.276667] dump_stack+0x19/0x1f [ 36.276976] should_fail_ex.cold.5+0x5/0xa [ 36.277370] __should_failslab+0xca/0x120 [ 36.277734] should_failslab+0x12/0x30 [ 36.278091] __kmem_cache_alloc_node+0x62/0x280 [ 36.278506] ? alloc_ftrace_hash+0x4f/0x170 [ 36.278908] kmalloc_trace+0x2e/0x120 [ 36.279259] alloc_ftrace_hash+0x4f/0x170 [ 36.279651] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.280178] ? write_comp_data+0x2f/0x90 [ 36.280570] ftrace_set_hash+0x445/0x590 [ 36.280977] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.281404] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.281868] ? match_dev_by_uuid+0x4/0x100 [ 36.282263] ? __this_cpu_preempt_check+0x20/0x30 [ 36.282664] ? write_comp_data+0x2f/0x90 [ 36.283055] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.283530] disarm_kprobe+0x24a/0x2d0 [ 36.283897] __disable_kprobe+0x2de/0x4b0 [ 36.284285] disable_kprobe+0x31/0x80 [ 36.284640] __disable_trace_kprobe+0xfb/0x1c0 [ 36.285073] disable_trace_kprobe+0x1f0/0x300 [ 36.285452] kprobe_register+0x4e/0xf0 [ 36.285789] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.286258] perf_kprobe_destroy+0xcb/0x200 [ 36.286669] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.287138] _free_event+0x220/0x11c0 [ 36.287496] put_event+0x4d/0x60 [ 36.287785] perf_event_release_kernel+0x5d9/0x860 [ 36.288204] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.288645] ? write_comp_data+0x2f/0x90 [ 36.288998] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.289429] ? __pfx_perf_release+0x10/0x10 [ 36.289794] perf_release+0x40/0x50 [ 36.290103] __fput+0x26d/0xa40 [ 36.290416] ____fput+0x1e/0x30 [ 36.290692] task_work_run+0x1a4/0x2d0 [ 36.291018] ? write_comp_data+0x2f/0x90 [ 36.291369] ? __pfx_task_work_run+0x10/0x10 [ 36.291740] ? __this_cpu_preempt_check+0x20/0x30 [ 36.292142] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.292506] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.292928] exit_to_user_mode_prepare+0x200/0x210 [ 36.293326] syscall_exit_to_user_mode+0x2d/0x60 [ 36.293728] do_syscall_64+0x4a/0x90 [ 36.294058] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.294477] RIP: 0033:0x7f3840f1059d [ 36.294785] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.296358] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.297029] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.297650] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.298282] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.298895] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.299521] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.300189] [ 36.343856] FAULT_INJECTION: forcing a failure. [ 36.343856] name failslab, interval 1, probability 0, space 0, times 0 [ 36.344602] CPU: 1 PID: 593 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.345142] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.345852] Call Trace: [ 36.346023] [ 36.346172] dump_stack_lvl+0xa7/0xdb [ 36.346475] dump_stack+0x19/0x1f [ 36.346759] should_fail_ex.cold.5+0x5/0xa [ 36.347091] __should_failslab+0xca/0x120 [ 36.347364] should_failslab+0x12/0x30 [ 36.347611] __kmem_cache_alloc_node+0x62/0x280 [ 36.347910] ? alloc_ftrace_hash+0x4f/0x170 [ 36.348190] kmalloc_trace+0x2e/0x120 [ 36.348439] alloc_ftrace_hash+0x4f/0x170 [ 36.348710] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.349092] ? write_comp_data+0x2f/0x90 [ 36.349368] ftrace_set_hash+0x445/0x590 [ 36.349648] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.349950] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.350271] ? match_dev_by_uuid+0x4/0x100 [ 36.350545] ? __this_cpu_preempt_check+0x20/0x30 [ 36.350859] ? write_comp_data+0x2f/0x90 [ 36.351143] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.351489] disarm_kprobe+0x24a/0x2d0 [ 36.351751] __disable_kprobe+0x2de/0x4b0 [ 36.352034] disable_kprobe+0x31/0x80 [ 36.352294] __disable_trace_kprobe+0xfb/0x1c0 [ 36.352606] disable_trace_kprobe+0x1f0/0x300 [ 36.352911] kprobe_register+0x4e/0xf0 [ 36.353175] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.353523] perf_kprobe_destroy+0xcb/0x200 [ 36.353822] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.354153] _free_event+0x220/0x11c0 [ 36.354420] put_event+0x4d/0x60 [ 36.354652] perf_event_release_kernel+0x5d9/0x860 [ 36.354985] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.355338] ? write_comp_data+0x2f/0x90 [ 36.355617] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.355946] ? __pfx_perf_release+0x10/0x10 [ 36.356233] perf_release+0x40/0x50 [ 36.356487] __fput+0x26d/0xa40 [ 36.356731] ____fput+0x1e/0x30 [ 36.356958] task_work_run+0x1a4/0x2d0 [ 36.357222] ? write_comp_data+0x2f/0x90 [ 36.357511] ? __pfx_task_work_run+0x10/0x10 [ 36.357813] ? __this_cpu_preempt_check+0x20/0x30 [ 36.358135] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.358433] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.358767] exit_to_user_mode_prepare+0x200/0x210 [ 36.359088] syscall_exit_to_user_mode+0x2d/0x60 [ 36.359405] do_syscall_64+0x4a/0x90 [ 36.359658] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.359993] RIP: 0033:0x7f3840f1059d [ 36.360238] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.361378] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.361869] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.362318] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.362766] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.363214] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.363648] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.364107] [ 36.401082] FAULT_INJECTION: forcing a failure. [ 36.401082] name failslab, interval 1, probability 0, space 0, times 0 [ 36.402078] CPU: 1 PID: 594 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.402812] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.403758] Call Trace: [ 36.403979] [ 36.404171] dump_stack_lvl+0xa7/0xdb [ 36.404506] dump_stack+0x19/0x1f [ 36.404825] should_fail_ex.cold.5+0x5/0xa [ 36.405233] __should_failslab+0xca/0x120 [ 36.405608] should_failslab+0x12/0x30 [ 36.406009] __kmem_cache_alloc_node+0x62/0x280 [ 36.406422] ? alloc_ftrace_hash+0x4f/0x170 [ 36.406834] kmalloc_trace+0x2e/0x120 [ 36.407180] alloc_ftrace_hash+0x4f/0x170 [ 36.407566] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.408110] ? write_comp_data+0x2f/0x90 [ 36.408481] ftrace_set_hash+0x445/0x590 [ 36.408880] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.409303] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.409764] ? match_dev_by_uuid+0x4/0x100 [ 36.410085] ? __this_cpu_preempt_check+0x20/0x30 [ 36.410415] ? write_comp_data+0x2f/0x90 [ 36.410701] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.411050] disarm_kprobe+0x24a/0x2d0 [ 36.411320] __disable_kprobe+0x2de/0x4b0 [ 36.411609] disable_kprobe+0x31/0x80 [ 36.411871] __disable_trace_kprobe+0xfb/0x1c0 [ 36.412188] disable_trace_kprobe+0x1f0/0x300 [ 36.412493] kprobe_register+0x4e/0xf0 [ 36.412758] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.413107] perf_kprobe_destroy+0xcb/0x200 [ 36.413398] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.413729] _free_event+0x220/0x11c0 [ 36.414005] put_event+0x4d/0x60 [ 36.414240] perf_event_release_kernel+0x5d9/0x860 [ 36.414574] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.414929] ? write_comp_data+0x2f/0x90 [ 36.415211] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.415553] ? __pfx_perf_release+0x10/0x10 [ 36.415847] perf_release+0x40/0x50 [ 36.416098] __fput+0x26d/0xa40 [ 36.416341] ____fput+0x1e/0x30 [ 36.416568] task_work_run+0x1a4/0x2d0 [ 36.416834] ? write_comp_data+0x2f/0x90 [ 36.417114] ? __pfx_task_work_run+0x10/0x10 [ 36.417410] ? __this_cpu_preempt_check+0x20/0x30 [ 36.417733] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.418039] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.418376] exit_to_user_mode_prepare+0x200/0x210 [ 36.418697] syscall_exit_to_user_mode+0x2d/0x60 [ 36.419011] do_syscall_64+0x4a/0x90 [ 36.419265] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.419602] RIP: 0033:0x7f3840f1059d [ 36.419849] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.420995] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.421479] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.421955] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.422406] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.422855] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.423305] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.423780] [ 36.455943] FAULT_INJECTION: forcing a failure. [ 36.455943] name failslab, interval 1, probability 0, space 0, times 0 [ 36.456913] CPU: 1 PID: 595 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.457462] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.458234] Call Trace: [ 36.458509] [ 36.458669] dump_stack_lvl+0xa7/0xdb [ 36.458937] dump_stack+0x19/0x1f [ 36.459171] should_fail_ex.cold.5+0x5/0xa [ 36.459466] __should_failslab+0xca/0x120 [ 36.459748] should_failslab+0x12/0x30 [ 36.460150] __kmem_cache_alloc_node+0x62/0x280 [ 36.460465] ? alloc_ftrace_hash+0x4f/0x170 [ 36.460765] kmalloc_trace+0x2e/0x120 [ 36.461025] alloc_ftrace_hash+0x4f/0x170 [ 36.461308] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.461799] ? write_comp_data+0x2f/0x90 [ 36.462087] ftrace_set_hash+0x445/0x590 [ 36.462383] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.462691] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.463055] ? match_dev_by_uuid+0x4/0x100 [ 36.463399] ? __this_cpu_preempt_check+0x20/0x30 [ 36.463732] ? write_comp_data+0x2f/0x90 [ 36.464016] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.464366] disarm_kprobe+0x24a/0x2d0 [ 36.464715] __disable_kprobe+0x2de/0x4b0 [ 36.465005] disable_kprobe+0x31/0x80 [ 36.465266] __disable_trace_kprobe+0xfb/0x1c0 [ 36.465580] disable_trace_kprobe+0x1f0/0x300 [ 36.465920] kprobe_register+0x4e/0xf0 [ 36.466221] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.466576] perf_kprobe_destroy+0xcb/0x200 [ 36.466871] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.467209] _free_event+0x220/0x11c0 [ 36.467486] put_event+0x4d/0x60 [ 36.467788] perf_event_release_kernel+0x5d9/0x860 [ 36.468129] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.468489] ? write_comp_data+0x2f/0x90 [ 36.468775] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.469143] ? __pfx_perf_release+0x10/0x10 [ 36.469458] perf_release+0x40/0x50 [ 36.469713] __fput+0x26d/0xa40 [ 36.469987] ____fput+0x1e/0x30 [ 36.470221] task_work_run+0x1a4/0x2d0 [ 36.470492] ? write_comp_data+0x2f/0x90 [ 36.470848] ? __pfx_task_work_run+0x10/0x10 [ 36.471153] ? __this_cpu_preempt_check+0x20/0x30 [ 36.471484] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.471793] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.472137] exit_to_user_mode_prepare+0x200/0x210 [ 36.472613] syscall_exit_to_user_mode+0x2d/0x60 [ 36.472940] do_syscall_64+0x4a/0x90 [ 36.473196] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.473537] RIP: 0033:0x7f3840f1059d [ 36.473902] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.475048] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.475699] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.476156] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.476612] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.477156] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.477607] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.478097] [ 36.530643] FAULT_INJECTION: forcing a failure. [ 36.530643] name failslab, interval 1, probability 0, space 0, times 0 [ 36.532232] CPU: 1 PID: 596 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.533409] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.534969] Call Trace: [ 36.535343] [ 36.535674] dump_stack_lvl+0xa7/0xdb [ 36.536232] dump_stack+0x19/0x1f [ 36.536733] should_fail_ex.cold.5+0x5/0xa [ 36.537345] __should_failslab+0xca/0x120 [ 36.537949] should_failslab+0x12/0x30 [ 36.538493] __kmem_cache_alloc_node+0x62/0x280 [ 36.539150] ? alloc_ftrace_hash+0x4f/0x170 [ 36.539767] kmalloc_trace+0x2e/0x120 [ 36.540318] alloc_ftrace_hash+0x4f/0x170 [ 36.540915] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.541755] ? write_comp_data+0x2f/0x90 [ 36.542361] ftrace_set_hash+0x445/0x590 [ 36.542964] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.543600] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.544301] ? match_dev_by_uuid+0x4/0x100 [ 36.544902] ? __this_cpu_preempt_check+0x20/0x30 [ 36.545611] ? write_comp_data+0x2f/0x90 [ 36.546237] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.547019] disarm_kprobe+0x24a/0x2d0 [ 36.547608] __disable_kprobe+0x2de/0x4b0 [ 36.548226] disable_kprobe+0x31/0x80 [ 36.548795] __disable_trace_kprobe+0xfb/0x1c0 [ 36.549487] disable_trace_kprobe+0x1f0/0x300 [ 36.550174] kprobe_register+0x4e/0xf0 [ 36.550759] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.551497] perf_kprobe_destroy+0xcb/0x200 [ 36.552106] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.552798] _free_event+0x220/0x11c0 [ 36.553360] put_event+0x4d/0x60 [ 36.553900] perf_event_release_kernel+0x5d9/0x860 [ 36.554326] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.554766] ? write_comp_data+0x2f/0x90 [ 36.555111] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.555513] ? __pfx_perf_release+0x10/0x10 [ 36.555859] perf_release+0x40/0x50 [ 36.556153] __fput+0x26d/0xa40 [ 36.556436] ____fput+0x1e/0x30 [ 36.556707] task_work_run+0x1a4/0x2d0 [ 36.557024] ? write_comp_data+0x2f/0x90 [ 36.557358] ? __pfx_task_work_run+0x10/0x10 [ 36.557716] ? __this_cpu_preempt_check+0x20/0x30 [ 36.558117] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.558476] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.558884] exit_to_user_mode_prepare+0x200/0x210 [ 36.559277] syscall_exit_to_user_mode+0x2d/0x60 [ 36.559660] do_syscall_64+0x4a/0x90 [ 36.559963] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.560369] RIP: 0033:0x7f3840f1059d [ 36.560665] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.562065] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.562652] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.563203] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.563756] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.564306] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.564872] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.565385] [ 36.604566] FAULT_INJECTION: forcing a failure. [ 36.604566] name failslab, interval 1, probability 0, space 0, times 0 [ 36.606100] CPU: 1 PID: 597 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.607242] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.608738] Call Trace: [ 36.609089] [ 36.609402] dump_stack_lvl+0xa7/0xdb [ 36.609956] dump_stack+0x19/0x1f [ 36.610449] should_fail_ex.cold.5+0x5/0xa [ 36.611046] __should_failslab+0xca/0x120 [ 36.611616] should_failslab+0x12/0x30 [ 36.612237] __kmem_cache_alloc_node+0x62/0x280 [ 36.612979] ? alloc_ftrace_hash+0x4f/0x170 [ 36.613684] kmalloc_trace+0x2e/0x120 [ 36.614312] alloc_ftrace_hash+0x4f/0x170 [ 36.614992] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.615978] ? write_comp_data+0x2f/0x90 [ 36.616683] ftrace_set_hash+0x445/0x590 [ 36.617383] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.618149] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.618933] ? match_dev_by_uuid+0x4/0x100 [ 36.619644] ? __this_cpu_preempt_check+0x20/0x30 [ 36.620466] ? write_comp_data+0x2f/0x90 [ 36.621167] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.622062] disarm_kprobe+0x24a/0x2d0 [ 36.622720] __disable_kprobe+0x2de/0x4b0 [ 36.623423] disable_kprobe+0x31/0x80 [ 36.624065] __disable_trace_kprobe+0xfb/0x1c0 [ 36.624842] disable_trace_kprobe+0x1f0/0x300 [ 36.625602] kprobe_register+0x4e/0xf0 [ 36.626275] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.627162] perf_kprobe_destroy+0xcb/0x200 [ 36.628003] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.628749] _free_event+0x220/0x11c0 [ 36.629340] put_event+0x4d/0x60 [ 36.629874] perf_event_release_kernel+0x5d9/0x860 [ 36.630658] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.631464] ? write_comp_data+0x2f/0x90 [ 36.632090] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.632900] ? __pfx_perf_release+0x10/0x10 [ 36.633674] perf_release+0x40/0x50 [ 36.634339] __fput+0x26d/0xa40 [ 36.634955] ____fput+0x1e/0x30 [ 36.635551] task_work_run+0x1a4/0x2d0 [ 36.636244] ? write_comp_data+0x2f/0x90 [ 36.636971] ? __pfx_task_work_run+0x10/0x10 [ 36.637748] ? __this_cpu_preempt_check+0x20/0x30 [ 36.638619] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.639351] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.639815] exit_to_user_mode_prepare+0x200/0x210 [ 36.640233] syscall_exit_to_user_mode+0x2d/0x60 [ 36.640584] do_syscall_64+0x4a/0x90 [ 36.640849] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.641211] RIP: 0033:0x7f3840f1059d [ 36.641530] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.642828] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.643325] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.643809] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.644393] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.644943] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.645459] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.645995] [ 36.697579] FAULT_INJECTION: forcing a failure. [ 36.697579] name failslab, interval 1, probability 0, space 0, times 0 [ 36.698581] CPU: 1 PID: 598 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.699329] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.700112] Call Trace: [ 36.700290] [ 36.700448] dump_stack_lvl+0xa7/0xdb [ 36.700726] dump_stack+0x19/0x1f [ 36.700969] should_fail_ex.cold.5+0x5/0xa [ 36.701276] __should_failslab+0xca/0x120 [ 36.701566] should_failslab+0x12/0x30 [ 36.701848] __kmem_cache_alloc_node+0x62/0x280 [ 36.702173] ? alloc_ftrace_hash+0x4f/0x170 [ 36.702479] kmalloc_trace+0x2e/0x120 [ 36.702746] alloc_ftrace_hash+0x4f/0x170 [ 36.703040] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.703472] ? write_comp_data+0x2f/0x90 [ 36.703767] ftrace_set_hash+0x445/0x590 [ 36.704064] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.704363] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.704693] ? match_dev_by_uuid+0x4/0x100 [ 36.704977] ? __this_cpu_preempt_check+0x20/0x30 [ 36.705298] ? write_comp_data+0x2f/0x90 [ 36.705578] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.705932] disarm_kprobe+0x24a/0x2d0 [ 36.706195] __disable_kprobe+0x2de/0x4b0 [ 36.706481] disable_kprobe+0x31/0x80 [ 36.706738] __disable_trace_kprobe+0xfb/0x1c0 [ 36.707046] disable_trace_kprobe+0x1f0/0x300 [ 36.707350] kprobe_register+0x4e/0xf0 [ 36.707627] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.707982] perf_kprobe_destroy+0xcb/0x200 [ 36.708269] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.708596] _free_event+0x220/0x11c0 [ 36.708861] put_event+0x4d/0x60 [ 36.709092] perf_event_release_kernel+0x5d9/0x860 [ 36.709466] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.709909] ? write_comp_data+0x2f/0x90 [ 36.710208] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.710555] ? __pfx_perf_release+0x10/0x10 [ 36.710840] perf_release+0x40/0x50 [ 36.711086] __fput+0x26d/0xa40 [ 36.711328] ____fput+0x1e/0x30 [ 36.711551] task_work_run+0x1a4/0x2d0 [ 36.711813] ? write_comp_data+0x2f/0x90 [ 36.712091] ? __pfx_task_work_run+0x10/0x10 [ 36.712384] ? __this_cpu_preempt_check+0x20/0x30 [ 36.712702] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.712997] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.713415] exit_to_user_mode_prepare+0x200/0x210 [ 36.713748] syscall_exit_to_user_mode+0x2d/0x60 [ 36.714066] do_syscall_64+0x4a/0x90 [ 36.714329] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.714678] RIP: 0033:0x7f3840f1059d [ 36.714920] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.716044] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.716523] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.716966] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.717411] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.717865] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.718307] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.718774] [ 36.775290] FAULT_INJECTION: forcing a failure. [ 36.775290] name failslab, interval 1, probability 0, space 0, times 0 [ 36.776233] CPU: 1 PID: 599 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.776934] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.777839] Call Trace: [ 36.778006] [ 36.778152] dump_stack_lvl+0xa7/0xdb [ 36.778409] dump_stack+0x19/0x1f [ 36.778634] should_fail_ex.cold.5+0x5/0xa [ 36.778923] __should_failslab+0xca/0x120 [ 36.779196] should_failslab+0x12/0x30 [ 36.779448] __kmem_cache_alloc_node+0x62/0x280 [ 36.779748] ? alloc_ftrace_hash+0x4f/0x170 [ 36.780032] kmalloc_trace+0x2e/0x120 [ 36.780281] alloc_ftrace_hash+0x4f/0x170 [ 36.780552] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.780936] ? write_comp_data+0x2f/0x90 [ 36.781214] ftrace_set_hash+0x445/0x590 [ 36.781496] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.781795] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.782123] ? match_dev_by_uuid+0x4/0x100 [ 36.782402] ? __this_cpu_preempt_check+0x20/0x30 [ 36.782717] ? write_comp_data+0x2f/0x90 [ 36.782992] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.783330] disarm_kprobe+0x24a/0x2d0 [ 36.783589] __disable_kprobe+0x2de/0x4b0 [ 36.783863] disable_kprobe+0x31/0x80 [ 36.784115] __disable_trace_kprobe+0xfb/0x1c0 [ 36.784423] disable_trace_kprobe+0x1f0/0x300 [ 36.784720] kprobe_register+0x4e/0xf0 [ 36.784980] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.785321] perf_kprobe_destroy+0xcb/0x200 [ 36.785604] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.785934] _free_event+0x220/0x11c0 [ 36.786196] put_event+0x4d/0x60 [ 36.786425] perf_event_release_kernel+0x5d9/0x860 [ 36.786752] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.787098] ? write_comp_data+0x2f/0x90 [ 36.787371] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.787694] ? __pfx_perf_release+0x10/0x10 [ 36.787974] perf_release+0x40/0x50 [ 36.788216] __fput+0x26d/0xa40 [ 36.788453] ____fput+0x1e/0x30 [ 36.788674] task_work_run+0x1a4/0x2d0 [ 36.788930] ? write_comp_data+0x2f/0x90 [ 36.789203] ? __pfx_task_work_run+0x10/0x10 [ 36.789490] ? __this_cpu_preempt_check+0x20/0x30 [ 36.789814] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.790107] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.790440] exit_to_user_mode_prepare+0x200/0x210 [ 36.790779] syscall_exit_to_user_mode+0x2d/0x60 [ 36.791115] do_syscall_64+0x4a/0x90 [ 36.791370] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.791708] RIP: 0033:0x7f3840f1059d [ 36.791955] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.793119] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.793615] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.794081] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.794547] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.795021] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.795488] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.795964] [ 36.836743] FAULT_INJECTION: forcing a failure. [ 36.836743] name failslab, interval 1, probability 0, space 0, times 0 [ 36.838379] CPU: 1 PID: 600 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.839608] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.841176] Call Trace: [ 36.841554] [ 36.841894] dump_stack_lvl+0xa7/0xdb [ 36.842465] dump_stack+0x19/0x1f [ 36.842981] should_fail_ex.cold.5+0x5/0xa [ 36.843594] __should_failslab+0xca/0x120 [ 36.844177] should_failslab+0x12/0x30 [ 36.844719] __kmem_cache_alloc_node+0x62/0x280 [ 36.845367] ? alloc_ftrace_hash+0x4f/0x170 [ 36.845988] kmalloc_trace+0x2e/0x120 [ 36.846529] alloc_ftrace_hash+0x4f/0x170 [ 36.847118] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.847951] ? write_comp_data+0x2f/0x90 [ 36.848537] ftrace_set_hash+0x445/0x590 [ 36.849127] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.849751] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.850453] ? match_dev_by_uuid+0x4/0x100 [ 36.851043] ? __this_cpu_preempt_check+0x20/0x30 [ 36.851714] ? write_comp_data+0x2f/0x90 [ 36.852295] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.853020] disarm_kprobe+0x24a/0x2d0 [ 36.853569] __disable_kprobe+0x2de/0x4b0 [ 36.854172] disable_kprobe+0x31/0x80 [ 36.854709] __disable_trace_kprobe+0xfb/0x1c0 [ 36.855358] disable_trace_kprobe+0x1f0/0x300 [ 36.855991] kprobe_register+0x4e/0xf0 [ 36.856548] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.857250] perf_kprobe_destroy+0xcb/0x200 [ 36.857850] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.858310] _free_event+0x220/0x11c0 [ 36.858573] put_event+0x4d/0x60 [ 36.858793] perf_event_release_kernel+0x5d9/0x860 [ 36.859108] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.859447] ? write_comp_data+0x2f/0x90 [ 36.859709] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.860020] ? __pfx_perf_release+0x10/0x10 [ 36.860290] perf_release+0x40/0x50 [ 36.860524] __fput+0x26d/0xa40 [ 36.860753] ____fput+0x1e/0x30 [ 36.860966] task_work_run+0x1a4/0x2d0 [ 36.861215] ? write_comp_data+0x2f/0x90 [ 36.861479] ? __pfx_task_work_run+0x10/0x10 [ 36.861758] ? __this_cpu_preempt_check+0x20/0x30 [ 36.862076] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.862356] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.862676] exit_to_user_mode_prepare+0x200/0x210 [ 36.862982] syscall_exit_to_user_mode+0x2d/0x60 [ 36.863280] do_syscall_64+0x4a/0x90 [ 36.863520] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.863837] RIP: 0033:0x7f3840f1059d [ 36.864112] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.865208] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.865672] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.866126] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.866563] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.867015] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.867441] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.867890] [ 36.909952] FAULT_INJECTION: forcing a failure. [ 36.909952] name failslab, interval 1, probability 0, space 0, times 0 [ 36.911569] CPU: 1 PID: 601 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.912794] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.914349] Call Trace: [ 36.914719] [ 36.915063] dump_stack_lvl+0xa7/0xdb [ 36.915694] dump_stack+0x19/0x1f [ 36.916258] should_fail_ex.cold.5+0x5/0xa [ 36.916949] __should_failslab+0xca/0x120 [ 36.917622] should_failslab+0x12/0x30 [ 36.918261] __kmem_cache_alloc_node+0x62/0x280 [ 36.919009] ? alloc_ftrace_hash+0x4f/0x170 [ 36.919709] kmalloc_trace+0x2e/0x120 [ 36.920327] alloc_ftrace_hash+0x4f/0x170 [ 36.920994] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.921962] ? write_comp_data+0x2f/0x90 [ 36.922638] ftrace_set_hash+0x445/0x590 [ 36.923340] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.924059] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.924858] ? match_dev_by_uuid+0x4/0x100 [ 36.925537] ? __this_cpu_preempt_check+0x20/0x30 [ 36.926340] ? write_comp_data+0x2f/0x90 [ 36.927008] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 36.927847] disarm_kprobe+0x24a/0x2d0 [ 36.928478] __disable_kprobe+0x2de/0x4b0 [ 36.929146] disable_kprobe+0x31/0x80 [ 36.929724] __disable_trace_kprobe+0xfb/0x1c0 [ 36.930014] disable_trace_kprobe+0x1f0/0x300 [ 36.930314] kprobe_register+0x4e/0xf0 [ 36.930563] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 36.930901] perf_kprobe_destroy+0xcb/0x200 [ 36.931167] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 36.931484] _free_event+0x220/0x11c0 [ 36.931737] put_event+0x4d/0x60 [ 36.931954] perf_event_release_kernel+0x5d9/0x860 [ 36.932267] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 36.932611] ? write_comp_data+0x2f/0x90 [ 36.932876] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 36.933186] ? __pfx_perf_release+0x10/0x10 [ 36.933461] perf_release+0x40/0x50 [ 36.933698] __fput+0x26d/0xa40 [ 36.933937] ____fput+0x1e/0x30 [ 36.934151] task_work_run+0x1a4/0x2d0 [ 36.934398] ? write_comp_data+0x2f/0x90 [ 36.934675] ? __pfx_task_work_run+0x10/0x10 [ 36.934955] ? __this_cpu_preempt_check+0x20/0x30 [ 36.935259] ? lockdep_hardirqs_on+0x8a/0x110 [ 36.935540] ? exit_to_user_mode_prepare+0x100/0x210 [ 36.935866] exit_to_user_mode_prepare+0x200/0x210 [ 36.936166] syscall_exit_to_user_mode+0x2d/0x60 [ 36.936471] do_syscall_64+0x4a/0x90 [ 36.936723] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 36.937058] RIP: 0033:0x7f3840f1059d [ 36.937294] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 36.938403] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 36.938879] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 36.939324] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 36.939778] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 36.940223] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 36.940653] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 36.941133] [ 36.992818] FAULT_INJECTION: forcing a failure. [ 36.992818] name failslab, interval 1, probability 0, space 0, times 0 [ 36.993551] CPU: 1 PID: 602 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 36.994094] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 36.994779] Call Trace: [ 36.994939] [ 36.995081] dump_stack_lvl+0xa7/0xdb [ 36.995352] dump_stack+0x19/0x1f [ 36.995583] should_fail_ex.cold.5+0x5/0xa [ 36.995871] __should_failslab+0xca/0x120 [ 36.996147] should_failslab+0x12/0x30 [ 36.996412] __kmem_cache_alloc_node+0x62/0x280 [ 36.996717] ? alloc_ftrace_hash+0x4f/0x170 [ 36.997008] kmalloc_trace+0x2e/0x120 [ 36.997268] alloc_ftrace_hash+0x4f/0x170 [ 36.997556] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 36.997959] ? write_comp_data+0x2f/0x90 [ 36.998239] ftrace_set_hash+0x445/0x590 [ 36.998539] ftrace_set_filter_ip+0xcd/0x1a0 [ 36.998861] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 36.999204] ? match_dev_by_uuid+0x4/0x100 [ 36.999504] ? __this_cpu_preempt_check+0x20/0x30 [ 36.999828] ? write_comp_data+0x2f/0x90 [ 37.000104] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.000444] disarm_kprobe+0x24a/0x2d0 [ 37.000715] __disable_kprobe+0x2de/0x4b0 [ 37.000989] disable_kprobe+0x31/0x80 [ 37.001241] __disable_trace_kprobe+0xfb/0x1c0 [ 37.001545] disable_trace_kprobe+0x1f0/0x300 [ 37.001861] kprobe_register+0x4e/0xf0 [ 37.002127] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.002468] perf_kprobe_destroy+0xcb/0x200 [ 37.002780] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.003102] _free_event+0x220/0x11c0 [ 37.003364] put_event+0x4d/0x60 [ 37.003591] perf_event_release_kernel+0x5d9/0x860 [ 37.003919] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.004266] ? write_comp_data+0x2f/0x90 [ 37.004538] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.004861] ? __pfx_perf_release+0x10/0x10 [ 37.005146] perf_release+0x40/0x50 [ 37.005389] __fput+0x26d/0xa40 [ 37.005625] ____fput+0x1e/0x30 [ 37.005855] task_work_run+0x1a4/0x2d0 [ 37.006121] ? write_comp_data+0x2f/0x90 [ 37.006426] ? __pfx_task_work_run+0x10/0x10 [ 37.006715] ? __this_cpu_preempt_check+0x20/0x30 [ 37.007029] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.007322] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.007651] exit_to_user_mode_prepare+0x200/0x210 [ 37.007964] syscall_exit_to_user_mode+0x2d/0x60 [ 37.008273] do_syscall_64+0x4a/0x90 [ 37.008519] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.008858] RIP: 0033:0x7f3840f1059d [ 37.009100] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.010235] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.010724] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.011166] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.011604] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.012054] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.012494] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.012973] [ 37.048651] FAULT_INJECTION: forcing a failure. [ 37.048651] name failslab, interval 1, probability 0, space 0, times 0 [ 37.049520] CPU: 1 PID: 603 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.050163] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.050993] Call Trace: [ 37.051189] [ 37.051367] dump_stack_lvl+0xa7/0xdb [ 37.051676] dump_stack+0x19/0x1f [ 37.051948] should_fail_ex.cold.5+0x5/0xa [ 37.052304] __should_failslab+0xca/0x120 [ 37.052580] should_failslab+0x12/0x30 [ 37.052861] __kmem_cache_alloc_node+0x62/0x280 [ 37.053173] ? alloc_ftrace_hash+0x4f/0x170 [ 37.053461] kmalloc_trace+0x2e/0x120 [ 37.053717] alloc_ftrace_hash+0x4f/0x170 [ 37.054082] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.054573] ? write_comp_data+0x2f/0x90 [ 37.054892] ftrace_set_hash+0x445/0x590 [ 37.055202] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.055501] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.055838] ? match_dev_by_uuid+0x4/0x100 [ 37.056118] ? __this_cpu_preempt_check+0x20/0x30 [ 37.056436] ? write_comp_data+0x2f/0x90 [ 37.056713] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.057055] disarm_kprobe+0x24a/0x2d0 [ 37.057310] __disable_kprobe+0x2de/0x4b0 [ 37.057590] disable_kprobe+0x31/0x80 [ 37.057851] __disable_trace_kprobe+0xfb/0x1c0 [ 37.058162] disable_trace_kprobe+0x1f0/0x300 [ 37.058457] kprobe_register+0x4e/0xf0 [ 37.058716] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.059058] perf_kprobe_destroy+0xcb/0x200 [ 37.059345] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.059674] _free_event+0x220/0x11c0 [ 37.059937] put_event+0x4d/0x60 [ 37.060164] perf_event_release_kernel+0x5d9/0x860 [ 37.060494] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.060843] ? write_comp_data+0x2f/0x90 [ 37.061113] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.061437] ? __pfx_perf_release+0x10/0x10 [ 37.061713] perf_release+0x40/0x50 [ 37.062023] __fput+0x26d/0xa40 [ 37.062257] ____fput+0x1e/0x30 [ 37.062481] task_work_run+0x1a4/0x2d0 [ 37.062737] ? write_comp_data+0x2f/0x90 [ 37.063012] ? __pfx_task_work_run+0x10/0x10 [ 37.063301] ? __this_cpu_preempt_check+0x20/0x30 [ 37.063630] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.063932] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.064275] exit_to_user_mode_prepare+0x200/0x210 [ 37.064599] syscall_exit_to_user_mode+0x2d/0x60 [ 37.064916] do_syscall_64+0x4a/0x90 [ 37.065167] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.065525] RIP: 0033:0x7f3840f1059d [ 37.065776] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.066986] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.067489] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.067959] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.068421] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.068898] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.069366] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.069852] [ 37.112815] FAULT_INJECTION: forcing a failure. [ 37.112815] name failslab, interval 1, probability 0, space 0, times 0 [ 37.113799] CPU: 1 PID: 604 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.114353] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.115039] Call Trace: [ 37.115218] [ 37.115366] dump_stack_lvl+0xa7/0xdb [ 37.115621] dump_stack+0x19/0x1f [ 37.115846] should_fail_ex.cold.5+0x5/0xa [ 37.116129] __should_failslab+0xca/0x120 [ 37.116399] should_failslab+0x12/0x30 [ 37.116648] __kmem_cache_alloc_node+0x62/0x280 [ 37.116948] ? alloc_ftrace_hash+0x4f/0x170 [ 37.117232] kmalloc_trace+0x2e/0x120 [ 37.117481] alloc_ftrace_hash+0x4f/0x170 [ 37.117753] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.118148] ? write_comp_data+0x2f/0x90 [ 37.118424] ftrace_set_hash+0x445/0x590 [ 37.118710] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.119003] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.119326] ? match_dev_by_uuid+0x4/0x100 [ 37.119605] ? __this_cpu_preempt_check+0x20/0x30 [ 37.119925] ? write_comp_data+0x2f/0x90 [ 37.120200] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.120537] disarm_kprobe+0x24a/0x2d0 [ 37.120796] __disable_kprobe+0x2de/0x4b0 [ 37.121068] disable_kprobe+0x31/0x80 [ 37.121319] __disable_trace_kprobe+0xfb/0x1c0 [ 37.121621] disable_trace_kprobe+0x1f0/0x300 [ 37.121944] kprobe_register+0x4e/0xf0 [ 37.122212] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.122553] perf_kprobe_destroy+0xcb/0x200 [ 37.122853] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.123185] _free_event+0x220/0x11c0 [ 37.123444] put_event+0x4d/0x60 [ 37.123674] perf_event_release_kernel+0x5d9/0x860 [ 37.124015] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.124360] ? write_comp_data+0x2f/0x90 [ 37.124635] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.124961] ? __pfx_perf_release+0x10/0x10 [ 37.125261] perf_release+0x40/0x50 [ 37.125507] __fput+0x26d/0xa40 [ 37.125748] ____fput+0x1e/0x30 [ 37.125981] task_work_run+0x1a4/0x2d0 [ 37.126254] ? write_comp_data+0x2f/0x90 [ 37.126533] ? __pfx_task_work_run+0x10/0x10 [ 37.126845] ? __this_cpu_preempt_check+0x20/0x30 [ 37.127164] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.127479] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.127806] exit_to_user_mode_prepare+0x200/0x210 [ 37.128126] syscall_exit_to_user_mode+0x2d/0x60 [ 37.128451] do_syscall_64+0x4a/0x90 [ 37.128700] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.129028] RIP: 0033:0x7f3840f1059d [ 37.129267] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.130404] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.130903] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.131348] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.131803] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.132254] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.132714] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.133187] [ 37.178353] FAULT_INJECTION: forcing a failure. [ 37.178353] name failslab, interval 1, probability 0, space 0, times 0 [ 37.179964] CPU: 1 PID: 605 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.181178] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.182426] Call Trace: [ 37.182653] [ 37.182838] dump_stack_lvl+0xa7/0xdb [ 37.183164] dump_stack+0x19/0x1f [ 37.183451] should_fail_ex.cold.5+0x5/0xa [ 37.183810] __should_failslab+0xca/0x120 [ 37.184154] should_failslab+0x12/0x30 [ 37.184472] __kmem_cache_alloc_node+0x62/0x280 [ 37.184853] ? alloc_ftrace_hash+0x4f/0x170 [ 37.185212] kmalloc_trace+0x2e/0x120 [ 37.185526] alloc_ftrace_hash+0x4f/0x170 [ 37.185875] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.186363] ? write_comp_data+0x2f/0x90 [ 37.186711] ftrace_set_hash+0x445/0x590 [ 37.187066] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.187440] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.187851] ? match_dev_by_uuid+0x4/0x100 [ 37.188205] ? __this_cpu_preempt_check+0x20/0x30 [ 37.188632] ? write_comp_data+0x2f/0x90 [ 37.188981] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.189416] disarm_kprobe+0x24a/0x2d0 [ 37.189741] __disable_kprobe+0x2de/0x4b0 [ 37.190098] disable_kprobe+0x31/0x80 [ 37.190413] __disable_trace_kprobe+0xfb/0x1c0 [ 37.190797] disable_trace_kprobe+0x1f0/0x300 [ 37.191171] kprobe_register+0x4e/0xf0 [ 37.191496] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.191926] perf_kprobe_destroy+0xcb/0x200 [ 37.192283] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.192690] _free_event+0x220/0x11c0 [ 37.193018] put_event+0x4d/0x60 [ 37.193303] perf_event_release_kernel+0x5d9/0x860 [ 37.193714] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.194155] ? write_comp_data+0x2f/0x90 [ 37.194497] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.194904] ? __pfx_perf_release+0x10/0x10 [ 37.195258] perf_release+0x40/0x50 [ 37.195563] __fput+0x26d/0xa40 [ 37.195854] ____fput+0x1e/0x30 [ 37.196133] task_work_run+0x1a4/0x2d0 [ 37.196456] ? write_comp_data+0x2f/0x90 [ 37.196799] ? __pfx_task_work_run+0x10/0x10 [ 37.197163] ? __this_cpu_preempt_check+0x20/0x30 [ 37.197563] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.197938] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.198355] exit_to_user_mode_prepare+0x200/0x210 [ 37.198753] syscall_exit_to_user_mode+0x2d/0x60 [ 37.199142] do_syscall_64+0x4a/0x90 [ 37.199452] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.199870] RIP: 0033:0x7f3840f1059d [ 37.200173] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.201612] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.202600] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.203607] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.204599] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.205591] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.206236] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.206720] [ 37.257921] FAULT_INJECTION: forcing a failure. [ 37.257921] name failslab, interval 1, probability 0, space 0, times 0 [ 37.258912] CPU: 1 PID: 606 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.259619] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.260505] Call Trace: [ 37.260717] [ 37.260914] dump_stack_lvl+0xa7/0xdb [ 37.261256] dump_stack+0x19/0x1f [ 37.261553] should_fail_ex.cold.5+0x5/0xa [ 37.261931] __should_failslab+0xca/0x120 [ 37.262282] should_failslab+0x12/0x30 [ 37.262609] __kmem_cache_alloc_node+0x62/0x280 [ 37.263005] ? alloc_ftrace_hash+0x4f/0x170 [ 37.263393] kmalloc_trace+0x2e/0x120 [ 37.263732] alloc_ftrace_hash+0x4f/0x170 [ 37.264101] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.264624] ? write_comp_data+0x2f/0x90 [ 37.264995] ftrace_set_hash+0x445/0x590 [ 37.265392] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.265813] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.266140] ? match_dev_by_uuid+0x4/0x100 [ 37.266421] ? __this_cpu_preempt_check+0x20/0x30 [ 37.266739] ? write_comp_data+0x2f/0x90 [ 37.267016] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.267357] disarm_kprobe+0x24a/0x2d0 [ 37.267618] __disable_kprobe+0x2de/0x4b0 [ 37.267896] disable_kprobe+0x31/0x80 [ 37.268149] __disable_trace_kprobe+0xfb/0x1c0 [ 37.268456] disable_trace_kprobe+0x1f0/0x300 [ 37.268791] kprobe_register+0x4e/0xf0 [ 37.269073] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.269415] perf_kprobe_destroy+0xcb/0x200 [ 37.269702] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.270114] _free_event+0x220/0x11c0 [ 37.270452] put_event+0x4d/0x60 [ 37.270685] perf_event_release_kernel+0x5d9/0x860 [ 37.271015] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.271362] ? write_comp_data+0x2f/0x90 [ 37.271636] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.271961] ? __pfx_perf_release+0x10/0x10 [ 37.272251] perf_release+0x40/0x50 [ 37.272495] __fput+0x26d/0xa40 [ 37.272746] ____fput+0x1e/0x30 [ 37.272970] task_work_run+0x1a4/0x2d0 [ 37.273232] ? write_comp_data+0x2f/0x90 [ 37.273513] ? __pfx_task_work_run+0x10/0x10 [ 37.273817] ? __this_cpu_preempt_check+0x20/0x30 [ 37.274138] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.274433] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.274764] exit_to_user_mode_prepare+0x200/0x210 [ 37.275081] syscall_exit_to_user_mode+0x2d/0x60 [ 37.275391] do_syscall_64+0x4a/0x90 [ 37.275641] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.275973] RIP: 0033:0x7f3840f1059d [ 37.276231] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.277347] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.277831] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.278274] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.278716] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.279161] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.279601] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.280068] [ 37.321129] FAULT_INJECTION: forcing a failure. [ 37.321129] name failslab, interval 1, probability 0, space 0, times 0 [ 37.322058] CPU: 1 PID: 607 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.322718] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.323597] Call Trace: [ 37.323811] [ 37.324006] dump_stack_lvl+0xa7/0xdb [ 37.324348] dump_stack+0x19/0x1f [ 37.324651] should_fail_ex.cold.5+0x5/0xa [ 37.325065] __should_failslab+0xca/0x120 [ 37.325427] should_failslab+0x12/0x30 [ 37.325757] __kmem_cache_alloc_node+0x62/0x280 [ 37.326156] ? alloc_ftrace_hash+0x4f/0x170 [ 37.326526] kmalloc_trace+0x2e/0x120 [ 37.326847] alloc_ftrace_hash+0x4f/0x170 [ 37.327201] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.327693] ? write_comp_data+0x2f/0x90 [ 37.328057] ftrace_set_hash+0x445/0x590 [ 37.328434] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.328822] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.329249] ? match_dev_by_uuid+0x4/0x100 [ 37.329629] ? __this_cpu_preempt_check+0x20/0x30 [ 37.330048] ? write_comp_data+0x2f/0x90 [ 37.330421] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.330877] disarm_kprobe+0x24a/0x2d0 [ 37.331224] __disable_kprobe+0x2de/0x4b0 [ 37.331605] disable_kprobe+0x31/0x80 [ 37.331942] __disable_trace_kprobe+0xfb/0x1c0 [ 37.332347] disable_trace_kprobe+0x1f0/0x300 [ 37.332755] kprobe_register+0x4e/0xf0 [ 37.333098] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.333562] perf_kprobe_destroy+0xcb/0x200 [ 37.333968] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.334408] _free_event+0x220/0x11c0 [ 37.334766] put_event+0x4d/0x60 [ 37.335073] perf_event_release_kernel+0x5d9/0x860 [ 37.335510] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.335984] ? write_comp_data+0x2f/0x90 [ 37.336369] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.336826] ? __pfx_perf_release+0x10/0x10 [ 37.337219] perf_release+0x40/0x50 [ 37.337558] __fput+0x26d/0xa40 [ 37.337898] ____fput+0x1e/0x30 [ 37.338202] task_work_run+0x1a4/0x2d0 [ 37.338559] ? write_comp_data+0x2f/0x90 [ 37.338933] ? __pfx_task_work_run+0x10/0x10 [ 37.339326] ? __this_cpu_preempt_check+0x20/0x30 [ 37.339768] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.340178] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.340643] exit_to_user_mode_prepare+0x200/0x210 [ 37.341082] syscall_exit_to_user_mode+0x2d/0x60 [ 37.341506] do_syscall_64+0x4a/0x90 [ 37.341852] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.342191] RIP: 0033:0x7f3840f1059d [ 37.342444] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.343573] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.344051] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.344494] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.344937] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.345380] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.345841] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.346312] [ 37.388878] FAULT_INJECTION: forcing a failure. [ 37.388878] name failslab, interval 1, probability 0, space 0, times 0 [ 37.389800] CPU: 1 PID: 608 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.390460] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.391311] Call Trace: [ 37.391517] [ 37.391705] dump_stack_lvl+0xa7/0xdb [ 37.392034] dump_stack+0x19/0x1f [ 37.392327] should_fail_ex.cold.5+0x5/0xa [ 37.392701] __should_failslab+0xca/0x120 [ 37.393049] should_failslab+0x12/0x30 [ 37.393369] __kmem_cache_alloc_node+0x62/0x280 [ 37.393757] ? alloc_ftrace_hash+0x4f/0x170 [ 37.394067] kmalloc_trace+0x2e/0x120 [ 37.394316] alloc_ftrace_hash+0x4f/0x170 [ 37.394588] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.394969] ? write_comp_data+0x2f/0x90 [ 37.395246] ftrace_set_hash+0x445/0x590 [ 37.395538] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.395840] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.396175] ? match_dev_by_uuid+0x4/0x100 [ 37.396458] ? __this_cpu_preempt_check+0x20/0x30 [ 37.396781] ? write_comp_data+0x2f/0x90 [ 37.397065] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.397413] disarm_kprobe+0x24a/0x2d0 [ 37.397680] __disable_kprobe+0x2de/0x4b0 [ 37.397970] disable_kprobe+0x31/0x80 [ 37.398235] __disable_trace_kprobe+0xfb/0x1c0 [ 37.398551] disable_trace_kprobe+0x1f0/0x300 [ 37.398855] kprobe_register+0x4e/0xf0 [ 37.399120] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.399471] perf_kprobe_destroy+0xcb/0x200 [ 37.399762] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.400091] _free_event+0x220/0x11c0 [ 37.400360] put_event+0x4d/0x60 [ 37.400603] perf_event_release_kernel+0x5d9/0x860 [ 37.400944] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.401303] ? write_comp_data+0x2f/0x90 [ 37.401587] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.401921] ? __pfx_perf_release+0x10/0x10 [ 37.402204] perf_release+0x40/0x50 [ 37.402452] __fput+0x26d/0xa40 [ 37.402732] ____fput+0x1e/0x30 [ 37.402958] task_work_run+0x1a4/0x2d0 [ 37.403217] ? write_comp_data+0x2f/0x90 [ 37.403493] ? __pfx_task_work_run+0x10/0x10 [ 37.403797] ? __this_cpu_preempt_check+0x20/0x30 [ 37.404120] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.404417] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.404745] exit_to_user_mode_prepare+0x200/0x210 [ 37.405066] syscall_exit_to_user_mode+0x2d/0x60 [ 37.405367] do_syscall_64+0x4a/0x90 [ 37.405609] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.405954] RIP: 0033:0x7f3840f1059d [ 37.406190] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.407295] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.407759] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.408202] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.408639] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.409077] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.409515] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.409980] [ 37.465007] FAULT_INJECTION: forcing a failure. [ 37.465007] name failslab, interval 1, probability 0, space 0, times 0 [ 37.465950] CPU: 0 PID: 609 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.466635] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.467554] Call Trace: [ 37.467777] [ 37.467974] dump_stack_lvl+0xa7/0xdb [ 37.468324] dump_stack+0x19/0x1f [ 37.468637] should_fail_ex.cold.5+0x5/0xa [ 37.469032] __should_failslab+0xca/0x120 [ 37.469405] should_failslab+0x12/0x30 [ 37.469746] __kmem_cache_alloc_node+0x62/0x280 [ 37.470072] ? alloc_ftrace_hash+0x4f/0x170 [ 37.470351] kmalloc_trace+0x2e/0x120 [ 37.470595] alloc_ftrace_hash+0x4f/0x170 [ 37.470861] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.471235] ? write_comp_data+0x2f/0x90 [ 37.471506] ftrace_set_hash+0x445/0x590 [ 37.471783] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.472070] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.472388] ? match_dev_by_uuid+0x4/0x100 [ 37.472658] ? __this_cpu_preempt_check+0x20/0x30 [ 37.472973] ? write_comp_data+0x2f/0x90 [ 37.473250] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.473591] disarm_kprobe+0x24a/0x2d0 [ 37.473863] __disable_kprobe+0x2de/0x4b0 [ 37.474141] disable_kprobe+0x31/0x80 [ 37.474393] __disable_trace_kprobe+0xfb/0x1c0 [ 37.474709] disable_trace_kprobe+0x1f0/0x300 [ 37.475007] kprobe_register+0x4e/0xf0 [ 37.475267] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.475605] perf_kprobe_destroy+0xcb/0x200 [ 37.475890] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.476215] _free_event+0x220/0x11c0 [ 37.476482] put_event+0x4d/0x60 [ 37.476711] perf_event_release_kernel+0x5d9/0x860 [ 37.477040] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.477395] ? write_comp_data+0x2f/0x90 [ 37.477671] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.478006] ? __pfx_perf_release+0x10/0x10 [ 37.478297] perf_release+0x40/0x50 [ 37.478541] __fput+0x26d/0xa40 [ 37.478796] ____fput+0x1e/0x30 [ 37.479018] task_work_run+0x1a4/0x2d0 [ 37.479283] ? write_comp_data+0x2f/0x90 [ 37.479559] ? __pfx_task_work_run+0x10/0x10 [ 37.479848] ? __this_cpu_preempt_check+0x20/0x30 [ 37.480165] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.480459] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.480790] exit_to_user_mode_prepare+0x200/0x210 [ 37.481106] syscall_exit_to_user_mode+0x2d/0x60 [ 37.481416] do_syscall_64+0x4a/0x90 [ 37.481663] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.481997] RIP: 0033:0x7f3840f1059d [ 37.482237] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.483351] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.483826] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.484268] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.484709] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.485160] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.485600] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.486076] [ 37.530981] FAULT_INJECTION: forcing a failure. [ 37.530981] name failslab, interval 1, probability 0, space 0, times 0 [ 37.531901] CPU: 1 PID: 610 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.532411] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.533093] Call Trace: [ 37.533254] [ 37.533399] dump_stack_lvl+0xa7/0xdb [ 37.533653] dump_stack+0x19/0x1f [ 37.533913] should_fail_ex.cold.5+0x5/0xa [ 37.534201] __should_failslab+0xca/0x120 [ 37.534472] should_failslab+0x12/0x30 [ 37.534716] __kmem_cache_alloc_node+0x62/0x280 [ 37.535012] ? alloc_ftrace_hash+0x4f/0x170 [ 37.535299] kmalloc_trace+0x2e/0x120 [ 37.535546] alloc_ftrace_hash+0x4f/0x170 [ 37.535821] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.536202] ? write_comp_data+0x2f/0x90 [ 37.536482] ftrace_set_hash+0x445/0x590 [ 37.536765] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.537061] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.537393] ? match_dev_by_uuid+0x4/0x100 [ 37.537678] ? __this_cpu_preempt_check+0x20/0x30 [ 37.538007] ? write_comp_data+0x2f/0x90 [ 37.538289] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.538634] disarm_kprobe+0x24a/0x2d0 [ 37.538899] __disable_kprobe+0x2de/0x4b0 [ 37.539179] disable_kprobe+0x31/0x80 [ 37.539436] __disable_trace_kprobe+0xfb/0x1c0 [ 37.539746] disable_trace_kprobe+0x1f0/0x300 [ 37.540047] kprobe_register+0x4e/0xf0 [ 37.540299] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.540649] perf_kprobe_destroy+0xcb/0x200 [ 37.540941] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.541272] _free_event+0x220/0x11c0 [ 37.541541] put_event+0x4d/0x60 [ 37.541772] perf_event_release_kernel+0x5d9/0x860 [ 37.542113] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.542468] ? write_comp_data+0x2f/0x90 [ 37.542745] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.543077] ? __pfx_perf_release+0x10/0x10 [ 37.543372] perf_release+0x40/0x50 [ 37.543620] __fput+0x26d/0xa40 [ 37.543862] ____fput+0x1e/0x30 [ 37.544088] task_work_run+0x1a4/0x2d0 [ 37.544350] ? write_comp_data+0x2f/0x90 [ 37.544630] ? __pfx_task_work_run+0x10/0x10 [ 37.544924] ? __this_cpu_preempt_check+0x20/0x30 [ 37.545246] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.545553] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.545904] exit_to_user_mode_prepare+0x200/0x210 [ 37.546238] syscall_exit_to_user_mode+0x2d/0x60 [ 37.546576] do_syscall_64+0x4a/0x90 [ 37.546838] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.547188] RIP: 0033:0x7f3840f1059d [ 37.547443] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.548624] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.549127] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.549604] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.550078] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.550550] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.551001] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.551484] [ 37.609261] FAULT_INJECTION: forcing a failure. [ 37.609261] name failslab, interval 1, probability 0, space 0, times 0 [ 37.610255] CPU: 1 PID: 611 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.610999] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.611949] Call Trace: [ 37.612185] [ 37.612382] dump_stack_lvl+0xa7/0xdb [ 37.612723] dump_stack+0x19/0x1f [ 37.613025] should_fail_ex.cold.5+0x5/0xa [ 37.613411] __should_failslab+0xca/0x120 [ 37.613796] should_failslab+0x12/0x30 [ 37.614137] __kmem_cache_alloc_node+0x62/0x280 [ 37.614552] ? alloc_ftrace_hash+0x4f/0x170 [ 37.614948] kmalloc_trace+0x2e/0x120 [ 37.615278] alloc_ftrace_hash+0x4f/0x170 [ 37.615639] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.616144] ? write_comp_data+0x2f/0x90 [ 37.616528] ftrace_set_hash+0x445/0x590 [ 37.616934] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.617352] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.617807] ? match_dev_by_uuid+0x4/0x100 [ 37.618067] ? __this_cpu_preempt_check+0x20/0x30 [ 37.618350] ? write_comp_data+0x2f/0x90 [ 37.618597] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.618897] disarm_kprobe+0x24a/0x2d0 [ 37.619131] __disable_kprobe+0x2de/0x4b0 [ 37.619376] disable_kprobe+0x31/0x80 [ 37.619599] __disable_trace_kprobe+0xfb/0x1c0 [ 37.619870] disable_trace_kprobe+0x1f0/0x300 [ 37.620145] kprobe_register+0x4e/0xf0 [ 37.620403] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.620736] perf_kprobe_destroy+0xcb/0x200 [ 37.621019] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.621334] _free_event+0x220/0x11c0 [ 37.621591] put_event+0x4d/0x60 [ 37.621827] perf_event_release_kernel+0x5d9/0x860 [ 37.622141] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.622472] ? write_comp_data+0x2f/0x90 [ 37.622767] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.623082] ? __pfx_perf_release+0x10/0x10 [ 37.623356] perf_release+0x40/0x50 [ 37.623594] __fput+0x26d/0xa40 [ 37.623825] ____fput+0x1e/0x30 [ 37.624039] task_work_run+0x1a4/0x2d0 [ 37.624297] ? write_comp_data+0x2f/0x90 [ 37.624592] ? __pfx_task_work_run+0x10/0x10 [ 37.624873] ? __this_cpu_preempt_check+0x20/0x30 [ 37.625191] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.625501] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.625831] exit_to_user_mode_prepare+0x200/0x210 [ 37.626138] syscall_exit_to_user_mode+0x2d/0x60 [ 37.626442] do_syscall_64+0x4a/0x90 [ 37.626684] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.627041] RIP: 0033:0x7f3840f1059d [ 37.627277] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.628412] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.628877] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.629310] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.629774] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.630246] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.630706] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.631163] [ 37.669648] FAULT_INJECTION: forcing a failure. [ 37.669648] name failslab, interval 1, probability 0, space 0, times 0 [ 37.670599] CPU: 1 PID: 612 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.671305] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.672210] Call Trace: [ 37.672428] [ 37.672630] dump_stack_lvl+0xa7/0xdb [ 37.672990] dump_stack+0x19/0x1f [ 37.673308] should_fail_ex.cold.5+0x5/0xa [ 37.673712] __should_failslab+0xca/0x120 [ 37.674106] should_failslab+0x12/0x30 [ 37.674446] __kmem_cache_alloc_node+0x62/0x280 [ 37.674856] ? alloc_ftrace_hash+0x4f/0x170 [ 37.675256] kmalloc_trace+0x2e/0x120 [ 37.675598] alloc_ftrace_hash+0x4f/0x170 [ 37.675967] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.676480] ? write_comp_data+0x2f/0x90 [ 37.676869] ftrace_set_hash+0x445/0x590 [ 37.677269] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.677693] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.678164] ? match_dev_by_uuid+0x4/0x100 [ 37.678544] ? __this_cpu_preempt_check+0x20/0x30 [ 37.678965] ? write_comp_data+0x2f/0x90 [ 37.679355] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.679819] disarm_kprobe+0x24a/0x2d0 [ 37.680175] __disable_kprobe+0x2de/0x4b0 [ 37.680558] disable_kprobe+0x31/0x80 [ 37.680902] __disable_trace_kprobe+0xfb/0x1c0 [ 37.681332] disable_trace_kprobe+0x1f0/0x300 [ 37.681771] kprobe_register+0x4e/0xf0 [ 37.682146] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.682629] perf_kprobe_destroy+0xcb/0x200 [ 37.683028] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.683484] _free_event+0x220/0x11c0 [ 37.683853] put_event+0x4d/0x60 [ 37.684173] perf_event_release_kernel+0x5d9/0x860 [ 37.684624] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.685101] ? write_comp_data+0x2f/0x90 [ 37.685482] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.685929] ? __pfx_perf_release+0x10/0x10 [ 37.686216] perf_release+0x40/0x50 [ 37.686463] __fput+0x26d/0xa40 [ 37.686700] ____fput+0x1e/0x30 [ 37.686926] task_work_run+0x1a4/0x2d0 [ 37.687186] ? write_comp_data+0x2f/0x90 [ 37.687464] ? __pfx_task_work_run+0x10/0x10 [ 37.687758] ? __this_cpu_preempt_check+0x20/0x30 [ 37.688078] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.688373] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.688708] exit_to_user_mode_prepare+0x200/0x210 [ 37.689024] syscall_exit_to_user_mode+0x2d/0x60 [ 37.689335] do_syscall_64+0x4a/0x90 [ 37.689585] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.689974] RIP: 0033:0x7f3840f1059d [ 37.690265] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.691681] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.692276] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.692834] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.693390] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.693959] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.694516] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.695098] [ 37.733080] FAULT_INJECTION: forcing a failure. [ 37.733080] name failslab, interval 1, probability 0, space 0, times 0 [ 37.734009] CPU: 1 PID: 613 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.734702] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.735574] Call Trace: [ 37.735778] [ 37.735962] dump_stack_lvl+0xa7/0xdb [ 37.736285] dump_stack+0x19/0x1f [ 37.736587] should_fail_ex.cold.5+0x5/0xa [ 37.736974] __should_failslab+0xca/0x120 [ 37.737338] should_failslab+0x12/0x30 [ 37.737671] __kmem_cache_alloc_node+0x62/0x280 [ 37.738083] ? alloc_ftrace_hash+0x4f/0x170 [ 37.738467] kmalloc_trace+0x2e/0x120 [ 37.738803] alloc_ftrace_hash+0x4f/0x170 [ 37.739189] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.739696] ? write_comp_data+0x2f/0x90 [ 37.740072] ftrace_set_hash+0x445/0x590 [ 37.740461] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.740861] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.741293] ? match_dev_by_uuid+0x4/0x100 [ 37.741667] ? __this_cpu_preempt_check+0x20/0x30 [ 37.742030] ? write_comp_data+0x2f/0x90 [ 37.742301] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.742634] disarm_kprobe+0x24a/0x2d0 [ 37.742888] __disable_kprobe+0x2de/0x4b0 [ 37.743156] disable_kprobe+0x31/0x80 [ 37.743404] __disable_trace_kprobe+0xfb/0x1c0 [ 37.743704] disable_trace_kprobe+0x1f0/0x300 [ 37.743993] kprobe_register+0x4e/0xf0 [ 37.744247] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.744596] perf_kprobe_destroy+0xcb/0x200 [ 37.744876] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.745195] _free_event+0x220/0x11c0 [ 37.745452] put_event+0x4d/0x60 [ 37.745676] perf_event_release_kernel+0x5d9/0x860 [ 37.746005] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.746347] ? write_comp_data+0x2f/0x90 [ 37.746616] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.746938] ? __pfx_perf_release+0x10/0x10 [ 37.747213] perf_release+0x40/0x50 [ 37.747452] __fput+0x26d/0xa40 [ 37.747685] ____fput+0x1e/0x30 [ 37.747898] task_work_run+0x1a4/0x2d0 [ 37.748152] ? write_comp_data+0x2f/0x90 [ 37.748420] ? __pfx_task_work_run+0x10/0x10 [ 37.748700] ? __this_cpu_preempt_check+0x20/0x30 [ 37.749007] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.749295] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.749620] exit_to_user_mode_prepare+0x200/0x210 [ 37.749937] syscall_exit_to_user_mode+0x2d/0x60 [ 37.750244] do_syscall_64+0x4a/0x90 [ 37.750489] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.750814] RIP: 0033:0x7f3840f1059d [ 37.751052] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.752158] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.752633] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.753072] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.753511] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.753949] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.754382] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.754866] [ 37.819302] FAULT_INJECTION: forcing a failure. [ 37.819302] name failslab, interval 1, probability 0, space 0, times 0 [ 37.820177] CPU: 0 PID: 614 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.820853] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.821733] Call Trace: [ 37.821942] [ 37.822124] dump_stack_lvl+0xa7/0xdb [ 37.822451] dump_stack+0x19/0x1f [ 37.822737] should_fail_ex.cold.5+0x5/0xa [ 37.823114] __should_failslab+0xca/0x120 [ 37.823458] should_failslab+0x12/0x30 [ 37.823782] __kmem_cache_alloc_node+0x62/0x280 [ 37.824160] ? alloc_ftrace_hash+0x4f/0x170 [ 37.824536] kmalloc_trace+0x2e/0x120 [ 37.824866] alloc_ftrace_hash+0x4f/0x170 [ 37.825218] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.825708] ? write_comp_data+0x2f/0x90 [ 37.826084] ftrace_set_hash+0x445/0x590 [ 37.826475] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.826866] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.827303] ? match_dev_by_uuid+0x4/0x100 [ 37.827664] ? __this_cpu_preempt_check+0x20/0x30 [ 37.828098] ? write_comp_data+0x2f/0x90 [ 37.828476] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.828935] disarm_kprobe+0x24a/0x2d0 [ 37.829288] __disable_kprobe+0x2de/0x4b0 [ 37.829666] disable_kprobe+0x31/0x80 [ 37.830015] __disable_trace_kprobe+0xfb/0x1c0 [ 37.830436] disable_trace_kprobe+0x1f0/0x300 [ 37.830844] kprobe_register+0x4e/0xf0 [ 37.831199] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.831664] perf_kprobe_destroy+0xcb/0x200 [ 37.832054] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.832503] _free_event+0x220/0x11c0 [ 37.832858] put_event+0x4d/0x60 [ 37.833154] perf_event_release_kernel+0x5d9/0x860 [ 37.833602] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.834072] ? write_comp_data+0x2f/0x90 [ 37.834446] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.834897] ? __pfx_perf_release+0x10/0x10 [ 37.835294] perf_release+0x40/0x50 [ 37.835639] __fput+0x26d/0xa40 [ 37.835972] ____fput+0x1e/0x30 [ 37.836274] task_work_run+0x1a4/0x2d0 [ 37.836630] ? write_comp_data+0x2f/0x90 [ 37.837002] ? __pfx_task_work_run+0x10/0x10 [ 37.837387] ? __this_cpu_preempt_check+0x20/0x30 [ 37.837826] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.838214] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.838656] exit_to_user_mode_prepare+0x200/0x210 [ 37.839075] syscall_exit_to_user_mode+0x2d/0x60 [ 37.839493] do_syscall_64+0x4a/0x90 [ 37.839843] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.840297] RIP: 0033:0x7f3840f1059d [ 37.840619] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.842125] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.842788] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.843395] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.844000] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.844604] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.845209] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.845873] [ 37.908525] FAULT_INJECTION: forcing a failure. [ 37.908525] name failslab, interval 1, probability 0, space 0, times 0 [ 37.909400] CPU: 1 PID: 615 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.910065] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.910917] Call Trace: [ 37.911113] [ 37.911262] dump_stack_lvl+0xa7/0xdb [ 37.911514] dump_stack+0x19/0x1f [ 37.911738] should_fail_ex.cold.5+0x5/0xa [ 37.912018] __should_failslab+0xca/0x120 [ 37.912285] should_failslab+0x12/0x30 [ 37.912531] __kmem_cache_alloc_node+0x62/0x280 [ 37.912825] ? alloc_ftrace_hash+0x4f/0x170 [ 37.913106] kmalloc_trace+0x2e/0x120 [ 37.913352] alloc_ftrace_hash+0x4f/0x170 [ 37.913619] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.914002] ? write_comp_data+0x2f/0x90 [ 37.914288] ftrace_set_hash+0x445/0x590 [ 37.914570] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.914861] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.915183] ? match_dev_by_uuid+0x4/0x100 [ 37.915503] ? __this_cpu_preempt_check+0x20/0x30 [ 37.915899] ? write_comp_data+0x2f/0x90 [ 37.916241] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.916675] disarm_kprobe+0x24a/0x2d0 [ 37.916994] __disable_kprobe+0x2de/0x4b0 [ 37.917336] disable_kprobe+0x31/0x80 [ 37.917648] __disable_trace_kprobe+0xfb/0x1c0 [ 37.918034] disable_trace_kprobe+0x1f0/0x300 [ 37.918403] kprobe_register+0x4e/0xf0 [ 37.918724] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.919148] perf_kprobe_destroy+0xcb/0x200 [ 37.919503] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.919907] _free_event+0x220/0x11c0 [ 37.920234] put_event+0x4d/0x60 [ 37.920515] perf_event_release_kernel+0x5d9/0x860 [ 37.920923] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.921356] ? write_comp_data+0x2f/0x90 [ 37.921695] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.922103] ? __pfx_perf_release+0x10/0x10 [ 37.922453] perf_release+0x40/0x50 [ 37.922755] __fput+0x26d/0xa40 [ 37.923045] ____fput+0x1e/0x30 [ 37.923317] task_work_run+0x1a4/0x2d0 [ 37.923637] ? write_comp_data+0x2f/0x90 [ 37.923977] ? __pfx_task_work_run+0x10/0x10 [ 37.924337] ? __this_cpu_preempt_check+0x20/0x30 [ 37.924729] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.925093] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.925503] exit_to_user_mode_prepare+0x200/0x210 [ 37.925904] syscall_exit_to_user_mode+0x2d/0x60 [ 37.926291] do_syscall_64+0x4a/0x90 [ 37.926597] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.927009] RIP: 0033:0x7f3840f1059d [ 37.927307] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.928727] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 37.929322] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 37.929881] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 37.930441] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 37.930998] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 37.931555] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 37.932140] [ 37.977726] FAULT_INJECTION: forcing a failure. [ 37.977726] name failslab, interval 1, probability 0, space 0, times 0 [ 37.978774] CPU: 1 PID: 616 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 37.979529] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 37.980510] Call Trace: [ 37.980746] [ 37.980957] dump_stack_lvl+0xa7/0xdb [ 37.981324] dump_stack+0x19/0x1f [ 37.981648] should_fail_ex.cold.5+0x5/0xa [ 37.982066] __should_failslab+0xca/0x120 [ 37.982449] should_failslab+0x12/0x30 [ 37.982809] __kmem_cache_alloc_node+0x62/0x280 [ 37.983250] ? alloc_ftrace_hash+0x4f/0x170 [ 37.983658] kmalloc_trace+0x2e/0x120 [ 37.984017] alloc_ftrace_hash+0x4f/0x170 [ 37.984415] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 37.984956] ? write_comp_data+0x2f/0x90 [ 37.985350] ftrace_set_hash+0x445/0x590 [ 37.985752] ftrace_set_filter_ip+0xcd/0x1a0 [ 37.986455] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 37.987167] ? match_dev_by_uuid+0x4/0x100 [ 37.987763] ? __this_cpu_preempt_check+0x20/0x30 [ 37.988442] ? write_comp_data+0x2f/0x90 [ 37.989021] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 37.989750] disarm_kprobe+0x24a/0x2d0 [ 37.990076] __disable_kprobe+0x2de/0x4b0 [ 37.990359] disable_kprobe+0x31/0x80 [ 37.990611] __disable_trace_kprobe+0xfb/0x1c0 [ 37.990916] disable_trace_kprobe+0x1f0/0x300 [ 37.991209] kprobe_register+0x4e/0xf0 [ 37.991467] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 37.991806] perf_kprobe_destroy+0xcb/0x200 [ 37.992088] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 37.992411] _free_event+0x220/0x11c0 [ 37.992673] put_event+0x4d/0x60 [ 37.992901] perf_event_release_kernel+0x5d9/0x860 [ 37.993229] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 37.993577] ? write_comp_data+0x2f/0x90 [ 37.993921] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 37.994247] ? __pfx_perf_release+0x10/0x10 [ 37.994535] perf_release+0x40/0x50 [ 37.994789] __fput+0x26d/0xa40 [ 37.995037] ____fput+0x1e/0x30 [ 37.995266] task_work_run+0x1a4/0x2d0 [ 37.995535] ? write_comp_data+0x2f/0x90 [ 37.995822] ? __pfx_task_work_run+0x10/0x10 [ 37.996122] ? __this_cpu_preempt_check+0x20/0x30 [ 37.996456] ? lockdep_hardirqs_on+0x8a/0x110 [ 37.996762] ? exit_to_user_mode_prepare+0x100/0x210 [ 37.997105] exit_to_user_mode_prepare+0x200/0x210 [ 37.997435] syscall_exit_to_user_mode+0x2d/0x60 [ 37.997756] do_syscall_64+0x4a/0x90 [ 37.998023] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 37.998364] RIP: 0033:0x7f3840f1059d [ 37.998614] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 37.999757] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.000248] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.000709] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.001168] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.001624] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.002087] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.002572] [ 38.042922] FAULT_INJECTION: forcing a failure. [ 38.042922] name failslab, interval 1, probability 0, space 0, times 0 [ 38.043628] CPU: 1 PID: 617 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.044143] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.044792] Call Trace: [ 38.044946] [ 38.045083] dump_stack_lvl+0xa7/0xdb [ 38.045337] dump_stack+0x19/0x1f [ 38.045550] should_fail_ex.cold.5+0x5/0xa [ 38.045825] __should_failslab+0xca/0x120 [ 38.046081] should_failslab+0x12/0x30 [ 38.046329] __kmem_cache_alloc_node+0x62/0x280 [ 38.046612] ? alloc_ftrace_hash+0x4f/0x170 [ 38.046893] kmalloc_trace+0x2e/0x120 [ 38.047127] alloc_ftrace_hash+0x4f/0x170 [ 38.047395] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.047756] ? write_comp_data+0x2f/0x90 [ 38.048019] ftrace_set_hash+0x445/0x590 [ 38.048289] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.048581] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.048887] ? match_dev_by_uuid+0x4/0x100 [ 38.049149] ? __this_cpu_preempt_check+0x20/0x30 [ 38.049444] ? write_comp_data+0x2f/0x90 [ 38.049717] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.050048] disarm_kprobe+0x24a/0x2d0 [ 38.050292] __disable_kprobe+0x2de/0x4b0 [ 38.050550] disable_kprobe+0x31/0x80 [ 38.050815] __disable_trace_kprobe+0xfb/0x1c0 [ 38.051103] disable_trace_kprobe+0x1f0/0x300 [ 38.051381] kprobe_register+0x4e/0xf0 [ 38.051626] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.051958] perf_kprobe_destroy+0xcb/0x200 [ 38.052226] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.052532] _free_event+0x220/0x11c0 [ 38.052792] put_event+0x4d/0x60 [ 38.053009] perf_event_release_kernel+0x5d9/0x860 [ 38.053318] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.053644] ? write_comp_data+0x2f/0x90 [ 38.053919] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.054234] ? __pfx_perf_release+0x10/0x10 [ 38.054506] perf_release+0x40/0x50 [ 38.054752] __fput+0x26d/0xa40 [ 38.054994] ____fput+0x1e/0x30 [ 38.055208] task_work_run+0x1a4/0x2d0 [ 38.055458] ? write_comp_data+0x2f/0x90 [ 38.055724] ? __pfx_task_work_run+0x10/0x10 [ 38.056011] ? __this_cpu_preempt_check+0x20/0x30 [ 38.056326] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.056609] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.056929] exit_to_user_mode_prepare+0x200/0x210 [ 38.057249] syscall_exit_to_user_mode+0x2d/0x60 [ 38.057551] do_syscall_64+0x4a/0x90 [ 38.057794] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.058114] RIP: 0033:0x7f3840f1059d [ 38.058359] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.059464] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.059923] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.060361] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.060788] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.061215] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.061656] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.062114] [ 38.105074] FAULT_INJECTION: forcing a failure. [ 38.105074] name failslab, interval 1, probability 0, space 0, times 0 [ 38.105967] CPU: 1 PID: 618 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.106531] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.107208] Call Trace: [ 38.107381] [ 38.107521] dump_stack_lvl+0xa7/0xdb [ 38.107769] dump_stack+0x19/0x1f [ 38.107989] should_fail_ex.cold.5+0x5/0xa [ 38.108266] __should_failslab+0xca/0x120 [ 38.108528] should_failslab+0x12/0x30 [ 38.108770] __kmem_cache_alloc_node+0x62/0x280 [ 38.109060] ? alloc_ftrace_hash+0x4f/0x170 [ 38.109336] kmalloc_trace+0x2e/0x120 [ 38.109579] alloc_ftrace_hash+0x4f/0x170 [ 38.109860] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.110230] ? write_comp_data+0x2f/0x90 [ 38.110495] ftrace_set_hash+0x445/0x590 [ 38.110783] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.111078] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.111388] ? match_dev_by_uuid+0x4/0x100 [ 38.111652] ? __this_cpu_preempt_check+0x20/0x30 [ 38.111962] ? write_comp_data+0x2f/0x90 [ 38.112246] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.112577] disarm_kprobe+0x24a/0x2d0 [ 38.112830] __disable_kprobe+0x2de/0x4b0 [ 38.113133] disable_kprobe+0x31/0x80 [ 38.113378] __disable_trace_kprobe+0xfb/0x1c0 [ 38.113678] disable_trace_kprobe+0x1f0/0x300 [ 38.113989] kprobe_register+0x4e/0xf0 [ 38.114255] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.114596] perf_kprobe_destroy+0xcb/0x200 [ 38.114883] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.115285] _free_event+0x220/0x11c0 [ 38.115560] put_event+0x4d/0x60 [ 38.115785] perf_event_release_kernel+0x5d9/0x860 [ 38.116109] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.116449] ? write_comp_data+0x2f/0x90 [ 38.116717] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.117040] ? __pfx_perf_release+0x10/0x10 [ 38.117316] perf_release+0x40/0x50 [ 38.117567] __fput+0x26d/0xa40 [ 38.117830] ____fput+0x1e/0x30 [ 38.118053] task_work_run+0x1a4/0x2d0 [ 38.118313] ? write_comp_data+0x2f/0x90 [ 38.118603] ? __pfx_task_work_run+0x10/0x10 [ 38.118930] ? __this_cpu_preempt_check+0x20/0x30 [ 38.119274] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.119652] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.120053] exit_to_user_mode_prepare+0x200/0x210 [ 38.120436] syscall_exit_to_user_mode+0x2d/0x60 [ 38.120815] do_syscall_64+0x4a/0x90 [ 38.121071] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.121392] RIP: 0033:0x7f3840f1059d [ 38.121627] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.122955] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.123449] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.123876] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.124319] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.124744] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.125278] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.125735] [ 38.168694] FAULT_INJECTION: forcing a failure. [ 38.168694] name failslab, interval 1, probability 0, space 0, times 0 [ 38.169400] CPU: 1 PID: 619 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.169923] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.170587] Call Trace: [ 38.170750] [ 38.170891] dump_stack_lvl+0xa7/0xdb [ 38.171139] dump_stack+0x19/0x1f [ 38.171358] should_fail_ex.cold.5+0x5/0xa [ 38.171633] __should_failslab+0xca/0x120 [ 38.171893] should_failslab+0x12/0x30 [ 38.172133] __kmem_cache_alloc_node+0x62/0x280 [ 38.172423] ? alloc_ftrace_hash+0x4f/0x170 [ 38.172696] kmalloc_trace+0x2e/0x120 [ 38.172937] alloc_ftrace_hash+0x4f/0x170 [ 38.173208] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.173575] ? write_comp_data+0x2f/0x90 [ 38.173851] ftrace_set_hash+0x445/0x590 [ 38.174128] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.174412] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.174730] ? match_dev_by_uuid+0x4/0x100 [ 38.174999] ? __this_cpu_preempt_check+0x20/0x30 [ 38.175319] ? write_comp_data+0x2f/0x90 [ 38.175584] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.175910] disarm_kprobe+0x24a/0x2d0 [ 38.176161] __disable_kprobe+0x2de/0x4b0 [ 38.176427] disable_kprobe+0x31/0x80 [ 38.176671] __disable_trace_kprobe+0xfb/0x1c0 [ 38.176967] disable_trace_kprobe+0x1f0/0x300 [ 38.177257] kprobe_register+0x4e/0xf0 [ 38.177521] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.177857] perf_kprobe_destroy+0xcb/0x200 [ 38.178132] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.178481] _free_event+0x220/0x11c0 [ 38.178764] put_event+0x4d/0x60 [ 38.178990] perf_event_release_kernel+0x5d9/0x860 [ 38.179309] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.179649] ? write_comp_data+0x2f/0x90 [ 38.179915] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.180232] ? __pfx_perf_release+0x10/0x10 [ 38.180581] perf_release+0x40/0x50 [ 38.180891] __fput+0x26d/0xa40 [ 38.181133] ____fput+0x1e/0x30 [ 38.181354] task_work_run+0x1a4/0x2d0 [ 38.181609] ? write_comp_data+0x2f/0x90 [ 38.181881] ? __pfx_task_work_run+0x10/0x10 [ 38.182136] ? __this_cpu_preempt_check+0x20/0x30 [ 38.182418] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.182676] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.182983] exit_to_user_mode_prepare+0x200/0x210 [ 38.183344] syscall_exit_to_user_mode+0x2d/0x60 [ 38.183630] do_syscall_64+0x4a/0x90 [ 38.183864] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.184156] RIP: 0033:0x7f3840f1059d [ 38.184368] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.185519] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.186096] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.186614] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.187048] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.187501] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.187988] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.188603] [ 38.224040] FAULT_INJECTION: forcing a failure. [ 38.224040] name failslab, interval 1, probability 0, space 0, times 0 [ 38.224991] CPU: 0 PID: 620 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.225565] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.226268] Call Trace: [ 38.226461] [ 38.226633] dump_stack_lvl+0xa7/0xdb [ 38.226935] dump_stack+0x19/0x1f [ 38.227165] should_fail_ex.cold.5+0x5/0xa [ 38.227614] __should_failslab+0xca/0x120 [ 38.227886] should_failslab+0x12/0x30 [ 38.228141] __kmem_cache_alloc_node+0x62/0x280 [ 38.228452] ? alloc_ftrace_hash+0x4f/0x170 [ 38.228746] kmalloc_trace+0x2e/0x120 [ 38.229003] alloc_ftrace_hash+0x4f/0x170 [ 38.229282] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.229681] ? write_comp_data+0x2f/0x90 [ 38.230099] ftrace_set_hash+0x445/0x590 [ 38.230391] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.230700] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.231035] ? match_dev_by_uuid+0x4/0x100 [ 38.231324] ? __this_cpu_preempt_check+0x20/0x30 [ 38.231651] ? write_comp_data+0x2f/0x90 [ 38.231938] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.232291] disarm_kprobe+0x24a/0x2d0 [ 38.232557] __disable_kprobe+0x2de/0x4b0 [ 38.232840] disable_kprobe+0x31/0x80 [ 38.233097] __disable_trace_kprobe+0xfb/0x1c0 [ 38.233411] disable_trace_kprobe+0x1f0/0x300 [ 38.233716] kprobe_register+0x4e/0xf0 [ 38.234001] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.234391] perf_kprobe_destroy+0xcb/0x200 [ 38.234684] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.235018] _free_event+0x220/0x11c0 [ 38.235289] put_event+0x4d/0x60 [ 38.235554] perf_event_release_kernel+0x5d9/0x860 [ 38.235906] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.236269] ? write_comp_data+0x2f/0x90 [ 38.236550] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.236909] ? __pfx_perf_release+0x10/0x10 [ 38.237197] perf_release+0x40/0x50 [ 38.237445] __fput+0x26d/0xa40 [ 38.237690] ____fput+0x1e/0x30 [ 38.237926] task_work_run+0x1a4/0x2d0 [ 38.238234] ? write_comp_data+0x2f/0x90 [ 38.238522] ? __pfx_task_work_run+0x10/0x10 [ 38.238866] ? __this_cpu_preempt_check+0x20/0x30 [ 38.239194] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.239497] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.239838] exit_to_user_mode_prepare+0x200/0x210 [ 38.240167] syscall_exit_to_user_mode+0x2d/0x60 [ 38.240483] do_syscall_64+0x4a/0x90 [ 38.240738] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.241090] RIP: 0033:0x7f3840f1059d [ 38.241341] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.242508] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.242990] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.243428] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.243929] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.244377] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.244813] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.245294] [ 38.285416] FAULT_INJECTION: forcing a failure. [ 38.285416] name failslab, interval 1, probability 0, space 0, times 0 [ 38.286431] CPU: 0 PID: 621 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.287188] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.288135] Call Trace: [ 38.288341] [ 38.288527] dump_stack_lvl+0xa7/0xdb [ 38.288842] dump_stack+0x19/0x1f [ 38.289130] should_fail_ex.cold.5+0x5/0xa [ 38.289496] __should_failslab+0xca/0x120 [ 38.289845] should_failslab+0x12/0x30 [ 38.290115] __kmem_cache_alloc_node+0x62/0x280 [ 38.290429] ? alloc_ftrace_hash+0x4f/0x170 [ 38.290724] kmalloc_trace+0x2e/0x120 [ 38.290982] alloc_ftrace_hash+0x4f/0x170 [ 38.291264] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.291659] ? write_comp_data+0x2f/0x90 [ 38.291944] ftrace_set_hash+0x445/0x590 [ 38.292235] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.292539] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.292876] ? match_dev_by_uuid+0x4/0x100 [ 38.293163] ? __this_cpu_preempt_check+0x20/0x30 [ 38.293489] ? write_comp_data+0x2f/0x90 [ 38.293798] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.294168] disarm_kprobe+0x24a/0x2d0 [ 38.294448] __disable_kprobe+0x2de/0x4b0 [ 38.294748] disable_kprobe+0x31/0x80 [ 38.295028] __disable_trace_kprobe+0xfb/0x1c0 [ 38.295346] disable_trace_kprobe+0x1f0/0x300 [ 38.295653] kprobe_register+0x4e/0xf0 [ 38.295933] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.296284] perf_kprobe_destroy+0xcb/0x200 [ 38.296576] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.296924] _free_event+0x220/0x11c0 [ 38.297196] put_event+0x4d/0x60 [ 38.297433] perf_event_release_kernel+0x5d9/0x860 [ 38.297772] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.298154] ? write_comp_data+0x2f/0x90 [ 38.298438] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.298802] ? __pfx_perf_release+0x10/0x10 [ 38.299110] perf_release+0x40/0x50 [ 38.299363] __fput+0x26d/0xa40 [ 38.299609] ____fput+0x1e/0x30 [ 38.299837] task_work_run+0x1a4/0x2d0 [ 38.300108] ? write_comp_data+0x2f/0x90 [ 38.300399] ? __pfx_task_work_run+0x10/0x10 [ 38.300697] ? __this_cpu_preempt_check+0x20/0x30 [ 38.301026] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.301344] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.301685] exit_to_user_mode_prepare+0x200/0x210 [ 38.302016] syscall_exit_to_user_mode+0x2d/0x60 [ 38.302350] do_syscall_64+0x4a/0x90 [ 38.302605] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.302968] RIP: 0033:0x7f3840f1059d [ 38.303220] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.304565] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.305074] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.305530] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.305984] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.306477] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.306932] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.307415] [ 38.361905] FAULT_INJECTION: forcing a failure. [ 38.361905] name failslab, interval 1, probability 0, space 0, times 0 [ 38.362909] CPU: 0 PID: 622 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.363594] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.364430] Call Trace: [ 38.364643] [ 38.364818] dump_stack_lvl+0xa7/0xdb [ 38.365129] dump_stack+0x19/0x1f [ 38.365410] should_fail_ex.cold.5+0x5/0xa [ 38.365772] __should_failslab+0xca/0x120 [ 38.366131] should_failslab+0x12/0x30 [ 38.366442] __kmem_cache_alloc_node+0x62/0x280 [ 38.366835] ? alloc_ftrace_hash+0x4f/0x170 [ 38.367217] kmalloc_trace+0x2e/0x120 [ 38.367555] alloc_ftrace_hash+0x4f/0x170 [ 38.367918] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.368440] ? write_comp_data+0x2f/0x90 [ 38.368817] ftrace_set_hash+0x445/0x590 [ 38.369210] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.369608] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.370054] ? match_dev_by_uuid+0x4/0x100 [ 38.370400] ? __this_cpu_preempt_check+0x20/0x30 [ 38.370828] ? write_comp_data+0x2f/0x90 [ 38.371212] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.371677] disarm_kprobe+0x24a/0x2d0 [ 38.372052] __disable_kprobe+0x2de/0x4b0 [ 38.372426] disable_kprobe+0x31/0x80 [ 38.372778] __disable_trace_kprobe+0xfb/0x1c0 [ 38.373211] disable_trace_kprobe+0x1f0/0x300 [ 38.373621] kprobe_register+0x4e/0xf0 [ 38.373989] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.374455] perf_kprobe_destroy+0xcb/0x200 [ 38.374856] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.375309] _free_event+0x220/0x11c0 [ 38.375679] put_event+0x4d/0x60 [ 38.376005] perf_event_release_kernel+0x5d9/0x860 [ 38.376471] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.376945] ? write_comp_data+0x2f/0x90 [ 38.377325] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.377770] ? __pfx_perf_release+0x10/0x10 [ 38.378164] perf_release+0x40/0x50 [ 38.378510] __fput+0x26d/0xa40 [ 38.378848] ____fput+0x1e/0x30 [ 38.379155] task_work_run+0x1a4/0x2d0 [ 38.379509] ? write_comp_data+0x2f/0x90 [ 38.379892] ? __pfx_task_work_run+0x10/0x10 [ 38.380279] ? __this_cpu_preempt_check+0x20/0x30 [ 38.380722] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.381126] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.381599] exit_to_user_mode_prepare+0x200/0x210 [ 38.381998] syscall_exit_to_user_mode+0x2d/0x60 [ 38.382319] do_syscall_64+0x4a/0x90 [ 38.382574] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.382915] RIP: 0033:0x7f3840f1059d [ 38.383171] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.384357] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.384858] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.385324] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.385804] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.386275] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.386742] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.387238] [ 38.432258] FAULT_INJECTION: forcing a failure. [ 38.432258] name failslab, interval 1, probability 0, space 0, times 0 [ 38.432965] CPU: 0 PID: 623 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.433492] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.434170] Call Trace: [ 38.434334] [ 38.434483] dump_stack_lvl+0xa7/0xdb [ 38.434745] dump_stack+0x19/0x1f [ 38.434966] should_fail_ex.cold.5+0x5/0xa [ 38.435244] __should_failslab+0xca/0x120 [ 38.435521] should_failslab+0x12/0x30 [ 38.435779] __kmem_cache_alloc_node+0x62/0x280 [ 38.436070] ? alloc_ftrace_hash+0x4f/0x170 [ 38.436343] kmalloc_trace+0x2e/0x120 [ 38.436598] alloc_ftrace_hash+0x4f/0x170 [ 38.436871] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.437259] ? write_comp_data+0x2f/0x90 [ 38.437530] ftrace_set_hash+0x445/0x590 [ 38.437824] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.438160] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.438546] ? match_dev_by_uuid+0x4/0x100 [ 38.438826] ? __this_cpu_preempt_check+0x20/0x30 [ 38.439130] ? write_comp_data+0x2f/0x90 [ 38.439400] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.439726] disarm_kprobe+0x24a/0x2d0 [ 38.439986] __disable_kprobe+0x2de/0x4b0 [ 38.440252] disable_kprobe+0x31/0x80 [ 38.440497] __disable_trace_kprobe+0xfb/0x1c0 [ 38.440799] disable_trace_kprobe+0x1f0/0x300 [ 38.441105] kprobe_register+0x4e/0xf0 [ 38.441420] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.441832] perf_kprobe_destroy+0xcb/0x200 [ 38.442126] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.442447] _free_event+0x220/0x11c0 [ 38.442713] put_event+0x4d/0x60 [ 38.442939] perf_event_release_kernel+0x5d9/0x860 [ 38.443277] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.443622] ? write_comp_data+0x2f/0x90 [ 38.443894] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.444219] ? __pfx_perf_release+0x10/0x10 [ 38.444498] perf_release+0x40/0x50 [ 38.444744] __fput+0x26d/0xa40 [ 38.445010] ____fput+0x1e/0x30 [ 38.445295] task_work_run+0x1a4/0x2d0 [ 38.445613] ? write_comp_data+0x2f/0x90 [ 38.445892] ? __pfx_task_work_run+0x10/0x10 [ 38.446215] ? __this_cpu_preempt_check+0x20/0x30 [ 38.446619] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.446910] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.447239] exit_to_user_mode_prepare+0x200/0x210 [ 38.447589] syscall_exit_to_user_mode+0x2d/0x60 [ 38.447900] do_syscall_64+0x4a/0x90 [ 38.448147] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.448482] RIP: 0033:0x7f3840f1059d [ 38.448732] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.449863] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.450336] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.450822] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.451272] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.451732] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.452190] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.452669] [ 38.493380] FAULT_INJECTION: forcing a failure. [ 38.493380] name failslab, interval 1, probability 0, space 0, times 0 [ 38.494740] CPU: 0 PID: 624 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.495924] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.497450] Call Trace: [ 38.497826] [ 38.498147] dump_stack_lvl+0xa7/0xdb [ 38.498696] dump_stack+0x19/0x1f [ 38.499178] should_fail_ex.cold.5+0x5/0xa [ 38.499778] __should_failslab+0xca/0x120 [ 38.500371] should_failslab+0x12/0x30 [ 38.500918] __kmem_cache_alloc_node+0x62/0x280 [ 38.501572] ? alloc_ftrace_hash+0x4f/0x170 [ 38.502194] kmalloc_trace+0x2e/0x120 [ 38.502736] alloc_ftrace_hash+0x4f/0x170 [ 38.503317] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.504140] ? write_comp_data+0x2f/0x90 [ 38.504723] ftrace_set_hash+0x445/0x590 [ 38.505317] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.505975] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.506698] ? match_dev_by_uuid+0x4/0x100 [ 38.507314] ? __this_cpu_preempt_check+0x20/0x30 [ 38.508016] ? write_comp_data+0x2f/0x90 [ 38.508635] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.509402] disarm_kprobe+0x24a/0x2d0 [ 38.509979] __disable_kprobe+0x2de/0x4b0 [ 38.510588] disable_kprobe+0x31/0x80 [ 38.511144] __disable_trace_kprobe+0xfb/0x1c0 [ 38.511826] disable_trace_kprobe+0x1f0/0x300 [ 38.512493] kprobe_register+0x4e/0xf0 [ 38.513076] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.513852] perf_kprobe_destroy+0xcb/0x200 [ 38.514482] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.515202] _free_event+0x220/0x11c0 [ 38.515793] put_event+0x4d/0x60 [ 38.516288] perf_event_release_kernel+0x5d9/0x860 [ 38.516987] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.517737] ? write_comp_data+0x2f/0x90 [ 38.518321] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.519002] ? __pfx_perf_release+0x10/0x10 [ 38.519598] perf_release+0x40/0x50 [ 38.520112] __fput+0x26d/0xa40 [ 38.520601] ____fput+0x1e/0x30 [ 38.521108] task_work_run+0x1a4/0x2d0 [ 38.521672] ? write_comp_data+0x2f/0x90 [ 38.522269] ? __pfx_task_work_run+0x10/0x10 [ 38.522888] ? __this_cpu_preempt_check+0x20/0x30 [ 38.523569] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.524200] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.524904] exit_to_user_mode_prepare+0x200/0x210 [ 38.525587] syscall_exit_to_user_mode+0x2d/0x60 [ 38.526256] do_syscall_64+0x4a/0x90 [ 38.526787] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.527501] RIP: 0033:0x7f3840f1059d [ 38.528013] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.530492] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.531533] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.532501] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.533483] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.534495] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.535506] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.536554] [ 38.585741] FAULT_INJECTION: forcing a failure. [ 38.585741] name failslab, interval 1, probability 0, space 0, times 0 [ 38.586721] CPU: 1 PID: 625 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.587514] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.588398] Call Trace: [ 38.588610] [ 38.588794] dump_stack_lvl+0xa7/0xdb [ 38.589121] dump_stack+0x19/0x1f [ 38.589406] should_fail_ex.cold.5+0x5/0xa [ 38.589770] __should_failslab+0xca/0x120 [ 38.590131] should_failslab+0x12/0x30 [ 38.590567] __kmem_cache_alloc_node+0x62/0x280 [ 38.590979] ? alloc_ftrace_hash+0x4f/0x170 [ 38.591365] kmalloc_trace+0x2e/0x120 [ 38.591699] alloc_ftrace_hash+0x4f/0x170 [ 38.592065] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.592572] ? write_comp_data+0x2f/0x90 [ 38.592954] ftrace_set_hash+0x445/0x590 [ 38.593448] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.593854] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.594206] ? match_dev_by_uuid+0x4/0x100 [ 38.594499] ? __this_cpu_preempt_check+0x20/0x30 [ 38.594823] ? write_comp_data+0x2f/0x90 [ 38.595108] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.595458] disarm_kprobe+0x24a/0x2d0 [ 38.595724] __disable_kprobe+0x2de/0x4b0 [ 38.596005] disable_kprobe+0x31/0x80 [ 38.596425] __disable_trace_kprobe+0xfb/0x1c0 [ 38.596754] disable_trace_kprobe+0x1f0/0x300 [ 38.597057] kprobe_register+0x4e/0xf0 [ 38.597320] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.597666] perf_kprobe_destroy+0xcb/0x200 [ 38.597959] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.598290] _free_event+0x220/0x11c0 [ 38.598561] put_event+0x4d/0x60 [ 38.598803] perf_event_release_kernel+0x5d9/0x860 [ 38.599297] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.599666] ? write_comp_data+0x2f/0x90 [ 38.599953] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.600294] ? __pfx_perf_release+0x10/0x10 [ 38.600588] perf_release+0x40/0x50 [ 38.600843] __fput+0x26d/0xa40 [ 38.601089] ____fput+0x1e/0x30 [ 38.601320] task_work_run+0x1a4/0x2d0 [ 38.601590] ? write_comp_data+0x2f/0x90 [ 38.601948] ? __pfx_task_work_run+0x10/0x10 [ 38.602376] ? __this_cpu_preempt_check+0x20/0x30 [ 38.602706] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.603010] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.603355] exit_to_user_mode_prepare+0x200/0x210 [ 38.603689] syscall_exit_to_user_mode+0x2d/0x60 [ 38.604016] do_syscall_64+0x4a/0x90 [ 38.604282] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.604636] RIP: 0033:0x7f3840f1059d [ 38.604970] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.606239] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.606737] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.607200] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.607660] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.608122] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.608583] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.609069] [ 38.645826] FAULT_INJECTION: forcing a failure. [ 38.645826] name failslab, interval 1, probability 0, space 0, times 0 [ 38.646854] CPU: 0 PID: 626 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.647569] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.648495] Call Trace: [ 38.648724] [ 38.648924] dump_stack_lvl+0xa7/0xdb [ 38.649279] dump_stack+0x19/0x1f [ 38.649590] should_fail_ex.cold.5+0x5/0xa [ 38.650236] __should_failslab+0xca/0x120 [ 38.650831] should_failslab+0x12/0x30 [ 38.651369] __kmem_cache_alloc_node+0x62/0x280 [ 38.652011] ? alloc_ftrace_hash+0x4f/0x170 [ 38.652618] kmalloc_trace+0x2e/0x120 [ 38.653201] alloc_ftrace_hash+0x4f/0x170 [ 38.653821] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.654690] ? write_comp_data+0x2f/0x90 [ 38.655301] ftrace_set_hash+0x445/0x590 [ 38.655920] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.656577] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.657304] ? match_dev_by_uuid+0x4/0x100 [ 38.657933] ? __this_cpu_preempt_check+0x20/0x30 [ 38.658634] ? write_comp_data+0x2f/0x90 [ 38.659239] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.659998] disarm_kprobe+0x24a/0x2d0 [ 38.660569] __disable_kprobe+0x2de/0x4b0 [ 38.661187] disable_kprobe+0x31/0x80 [ 38.661743] __disable_trace_kprobe+0xfb/0x1c0 [ 38.662425] disable_trace_kprobe+0x1f0/0x300 [ 38.663101] kprobe_register+0x4e/0xf0 [ 38.663674] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.664427] perf_kprobe_destroy+0xcb/0x200 [ 38.665058] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.665774] _free_event+0x220/0x11c0 [ 38.666340] put_event+0x4d/0x60 [ 38.666826] perf_event_release_kernel+0x5d9/0x860 [ 38.667530] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.668279] ? write_comp_data+0x2f/0x90 [ 38.668859] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.669547] ? __pfx_perf_release+0x10/0x10 [ 38.670155] perf_release+0x40/0x50 [ 38.670670] __fput+0x26d/0xa40 [ 38.671161] ____fput+0x1e/0x30 [ 38.671633] task_work_run+0x1a4/0x2d0 [ 38.672190] ? write_comp_data+0x2f/0x90 [ 38.672772] ? __pfx_task_work_run+0x10/0x10 [ 38.673392] ? __this_cpu_preempt_check+0x20/0x30 [ 38.674074] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.674798] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.675635] exit_to_user_mode_prepare+0x200/0x210 [ 38.676436] syscall_exit_to_user_mode+0x2d/0x60 [ 38.677219] do_syscall_64+0x4a/0x90 [ 38.677854] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.678711] RIP: 0033:0x7f3840f1059d [ 38.679330] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.682295] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.683524] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.684686] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.685857] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.687010] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.688184] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.689362] [ 38.725752] FAULT_INJECTION: forcing a failure. [ 38.725752] name failslab, interval 1, probability 0, space 0, times 0 [ 38.727411] CPU: 0 PID: 627 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.728625] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.730207] Call Trace: [ 38.730579] [ 38.730913] dump_stack_lvl+0xa7/0xdb [ 38.731479] dump_stack+0x19/0x1f [ 38.731986] should_fail_ex.cold.5+0x5/0xa [ 38.732611] __should_failslab+0xca/0x120 [ 38.733218] should_failslab+0x12/0x30 [ 38.733778] __kmem_cache_alloc_node+0x62/0x280 [ 38.734462] ? alloc_ftrace_hash+0x4f/0x170 [ 38.735096] kmalloc_trace+0x2e/0x120 [ 38.735662] alloc_ftrace_hash+0x4f/0x170 [ 38.736277] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.737142] ? write_comp_data+0x2f/0x90 [ 38.737751] ftrace_set_hash+0x445/0x590 [ 38.738374] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.739027] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.739751] ? match_dev_by_uuid+0x4/0x100 [ 38.740370] ? __this_cpu_preempt_check+0x20/0x30 [ 38.741072] ? write_comp_data+0x2f/0x90 [ 38.741675] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.742430] disarm_kprobe+0x24a/0x2d0 [ 38.742998] __disable_kprobe+0x2de/0x4b0 [ 38.743607] disable_kprobe+0x31/0x80 [ 38.744165] __disable_trace_kprobe+0xfb/0x1c0 [ 38.744840] disable_trace_kprobe+0x1f0/0x300 [ 38.745496] kprobe_register+0x4e/0xf0 [ 38.746083] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.746843] perf_kprobe_destroy+0xcb/0x200 [ 38.747476] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.748199] _free_event+0x220/0x11c0 [ 38.748785] put_event+0x4d/0x60 [ 38.749297] perf_event_release_kernel+0x5d9/0x860 [ 38.750041] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.750830] ? write_comp_data+0x2f/0x90 [ 38.751439] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.752156] ? __pfx_perf_release+0x10/0x10 [ 38.752781] perf_release+0x40/0x50 [ 38.753316] __fput+0x26d/0xa40 [ 38.753846] ____fput+0x1e/0x30 [ 38.754345] task_work_run+0x1a4/0x2d0 [ 38.754924] ? write_comp_data+0x2f/0x90 [ 38.755529] ? __pfx_task_work_run+0x10/0x10 [ 38.756199] ? __this_cpu_preempt_check+0x20/0x30 [ 38.756906] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.757565] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.758322] exit_to_user_mode_prepare+0x200/0x210 [ 38.759060] syscall_exit_to_user_mode+0x2d/0x60 [ 38.759790] do_syscall_64+0x4a/0x90 [ 38.760362] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.761127] RIP: 0033:0x7f3840f1059d [ 38.761696] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.764301] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.765383] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.766413] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.767397] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.768374] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.769349] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.770367] [ 38.817651] FAULT_INJECTION: forcing a failure. [ 38.817651] name failslab, interval 1, probability 0, space 0, times 0 [ 38.819268] CPU: 0 PID: 628 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.820450] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.821993] Call Trace: [ 38.822360] [ 38.822687] dump_stack_lvl+0xa7/0xdb [ 38.823251] dump_stack+0x19/0x1f [ 38.823747] should_fail_ex.cold.5+0x5/0xa [ 38.824354] __should_failslab+0xca/0x120 [ 38.824939] should_failslab+0x12/0x30 [ 38.825501] __kmem_cache_alloc_node+0x62/0x280 [ 38.826195] ? alloc_ftrace_hash+0x4f/0x170 [ 38.826830] kmalloc_trace+0x2e/0x120 [ 38.827389] alloc_ftrace_hash+0x4f/0x170 [ 38.828006] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.828878] ? write_comp_data+0x2f/0x90 [ 38.829493] ftrace_set_hash+0x445/0x590 [ 38.830125] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.830785] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.831525] ? match_dev_by_uuid+0x4/0x100 [ 38.832153] ? __this_cpu_preempt_check+0x20/0x30 [ 38.832859] ? write_comp_data+0x2f/0x90 [ 38.833465] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.834235] disarm_kprobe+0x24a/0x2d0 [ 38.834811] __disable_kprobe+0x2de/0x4b0 [ 38.835434] disable_kprobe+0x31/0x80 [ 38.836006] __disable_trace_kprobe+0xfb/0x1c0 [ 38.836694] disable_trace_kprobe+0x1f0/0x300 [ 38.837375] kprobe_register+0x4e/0xf0 [ 38.837957] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.838741] perf_kprobe_destroy+0xcb/0x200 [ 38.839378] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.840103] _free_event+0x220/0x11c0 [ 38.840681] put_event+0x4d/0x60 [ 38.841195] perf_event_release_kernel+0x5d9/0x860 [ 38.841939] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.842728] ? write_comp_data+0x2f/0x90 [ 38.843344] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.844063] ? __pfx_perf_release+0x10/0x10 [ 38.844693] perf_release+0x40/0x50 [ 38.845231] __fput+0x26d/0xa40 [ 38.845747] ____fput+0x1e/0x30 [ 38.846249] task_work_run+0x1a4/0x2d0 [ 38.846824] ? write_comp_data+0x2f/0x90 [ 38.847435] ? __pfx_task_work_run+0x10/0x10 [ 38.848085] ? __this_cpu_preempt_check+0x20/0x30 [ 38.848794] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.849444] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.850202] exit_to_user_mode_prepare+0x200/0x210 [ 38.850916] syscall_exit_to_user_mode+0x2d/0x60 [ 38.851619] do_syscall_64+0x4a/0x90 [ 38.852179] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.852911] RIP: 0033:0x7f3840f1059d [ 38.853436] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.855932] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.856970] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.857955] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.858929] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.859903] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.860881] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.861911] [ 38.927304] FAULT_INJECTION: forcing a failure. [ 38.927304] name failslab, interval 1, probability 0, space 0, times 0 [ 38.928878] CPU: 1 PID: 629 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 38.930078] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 38.931621] Call Trace: [ 38.931990] [ 38.932318] dump_stack_lvl+0xa7/0xdb [ 38.932875] dump_stack+0x19/0x1f [ 38.933376] should_fail_ex.cold.5+0x5/0xa [ 38.934003] __should_failslab+0xca/0x120 [ 38.934598] should_failslab+0x12/0x30 [ 38.935149] __kmem_cache_alloc_node+0x62/0x280 [ 38.935814] ? alloc_ftrace_hash+0x4f/0x170 [ 38.936444] kmalloc_trace+0x2e/0x120 [ 38.936986] alloc_ftrace_hash+0x4f/0x170 [ 38.937580] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 38.938459] ? write_comp_data+0x2f/0x90 [ 38.939059] ftrace_set_hash+0x445/0x590 [ 38.939656] ftrace_set_filter_ip+0xcd/0x1a0 [ 38.940292] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 38.941009] ? match_dev_by_uuid+0x4/0x100 [ 38.941629] ? __this_cpu_preempt_check+0x20/0x30 [ 38.942358] ? write_comp_data+0x2f/0x90 [ 38.942973] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 38.943753] disarm_kprobe+0x24a/0x2d0 [ 38.944339] __disable_kprobe+0x2de/0x4b0 [ 38.944949] disable_kprobe+0x31/0x80 [ 38.945506] __disable_trace_kprobe+0xfb/0x1c0 [ 38.946188] disable_trace_kprobe+0x1f0/0x300 [ 38.946846] kprobe_register+0x4e/0xf0 [ 38.947402] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 38.948123] perf_kprobe_destroy+0xcb/0x200 [ 38.948725] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 38.949451] _free_event+0x220/0x11c0 [ 38.950112] put_event+0x4d/0x60 [ 38.950688] perf_event_release_kernel+0x5d9/0x860 [ 38.951514] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 38.952408] ? write_comp_data+0x2f/0x90 [ 38.953094] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 38.953928] ? __pfx_perf_release+0x10/0x10 [ 38.954650] perf_release+0x40/0x50 [ 38.955268] __fput+0x26d/0xa40 [ 38.955849] ____fput+0x1e/0x30 [ 38.956407] task_work_run+0x1a4/0x2d0 [ 38.957055] ? write_comp_data+0x2f/0x90 [ 38.957741] ? __pfx_task_work_run+0x10/0x10 [ 38.958481] ? __this_cpu_preempt_check+0x20/0x30 [ 38.959284] ? lockdep_hardirqs_on+0x8a/0x110 [ 38.960032] ? exit_to_user_mode_prepare+0x100/0x210 [ 38.960879] exit_to_user_mode_prepare+0x200/0x210 [ 38.961690] syscall_exit_to_user_mode+0x2d/0x60 [ 38.962123] do_syscall_64+0x4a/0x90 [ 38.962380] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 38.962710] RIP: 0033:0x7f3840f1059d [ 38.962951] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 38.964064] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 38.964536] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 38.964974] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 38.965413] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 38.965859] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 38.966301] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 38.966767] [ 39.009876] FAULT_INJECTION: forcing a failure. [ 39.009876] name failslab, interval 1, probability 0, space 0, times 0 [ 39.011519] CPU: 1 PID: 630 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 39.012719] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 39.014319] Call Trace: [ 39.014701] [ 39.015035] dump_stack_lvl+0xa7/0xdb [ 39.015604] dump_stack+0x19/0x1f [ 39.016117] should_fail_ex.cold.5+0x5/0xa [ 39.016746] __should_failslab+0xca/0x120 [ 39.017352] should_failslab+0x12/0x30 [ 39.017916] __kmem_cache_alloc_node+0x62/0x280 [ 39.018246] ? alloc_ftrace_hash+0x4f/0x170 [ 39.018541] kmalloc_trace+0x2e/0x120 [ 39.018814] alloc_ftrace_hash+0x4f/0x170 [ 39.019092] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 39.019517] ? write_comp_data+0x2f/0x90 [ 39.019802] ftrace_set_hash+0x445/0x590 [ 39.020093] ftrace_set_filter_ip+0xcd/0x1a0 [ 39.020423] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 39.020756] ? match_dev_by_uuid+0x4/0x100 [ 39.021050] ? __this_cpu_preempt_check+0x20/0x30 [ 39.021379] ? write_comp_data+0x2f/0x90 [ 39.021696] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 39.022120] disarm_kprobe+0x24a/0x2d0 [ 39.022447] __disable_kprobe+0x2de/0x4b0 [ 39.022795] disable_kprobe+0x31/0x80 [ 39.023116] __disable_trace_kprobe+0xfb/0x1c0 [ 39.023504] disable_trace_kprobe+0x1f0/0x300 [ 39.023884] kprobe_register+0x4e/0xf0 [ 39.024214] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 39.024645] perf_kprobe_destroy+0xcb/0x200 [ 39.025003] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 39.025412] _free_event+0x220/0x11c0 [ 39.025741] put_event+0x4d/0x60 [ 39.026035] perf_event_release_kernel+0x5d9/0x860 [ 39.026446] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 39.026885] ? write_comp_data+0x2f/0x90 [ 39.027227] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 39.027637] ? __pfx_perf_release+0x10/0x10 [ 39.027994] perf_release+0x40/0x50 [ 39.028299] __fput+0x26d/0xa40 [ 39.028595] ____fput+0x1e/0x30 [ 39.028873] task_work_run+0x1a4/0x2d0 [ 39.029198] ? write_comp_data+0x2f/0x90 [ 39.029544] ? __pfx_task_work_run+0x10/0x10 [ 39.029912] ? __this_cpu_preempt_check+0x20/0x30 [ 39.030315] ? lockdep_hardirqs_on+0x8a/0x110 [ 39.030688] ? exit_to_user_mode_prepare+0x100/0x210 [ 39.031124] exit_to_user_mode_prepare+0x200/0x210 [ 39.031524] syscall_exit_to_user_mode+0x2d/0x60 [ 39.031916] do_syscall_64+0x4a/0x90 [ 39.032227] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 39.032646] RIP: 0033:0x7f3840f1059d [ 39.032947] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 39.034391] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 39.034996] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 39.035563] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 39.036133] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 39.036702] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 39.037273] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 39.037862] [ 39.085074] FAULT_INJECTION: forcing a failure. [ 39.085074] name failslab, interval 1, probability 0, space 0, times 0 [ 39.085999] CPU: 1 PID: 631 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 39.086674] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 39.087622] Call Trace: [ 39.087861] [ 39.088069] dump_stack_lvl+0xa7/0xdb [ 39.088435] dump_stack+0x19/0x1f [ 39.088751] should_fail_ex.cold.5+0x5/0xa [ 39.089162] __should_failslab+0xca/0x120 [ 39.089556] should_failslab+0x12/0x30 [ 39.089915] __kmem_cache_alloc_node+0x62/0x280 [ 39.090345] ? alloc_ftrace_hash+0x4f/0x170 [ 39.090758] kmalloc_trace+0x2e/0x120 [ 39.091117] alloc_ftrace_hash+0x4f/0x170 [ 39.091508] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 39.092054] ? write_comp_data+0x2f/0x90 [ 39.092457] ftrace_set_hash+0x445/0x590 [ 39.092868] ftrace_set_filter_ip+0xcd/0x1a0 [ 39.093298] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 39.093765] ? match_dev_by_uuid+0x4/0x100 [ 39.094166] ? __this_cpu_preempt_check+0x20/0x30 [ 39.094619] ? write_comp_data+0x2f/0x90 [ 39.095019] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 39.095504] disarm_kprobe+0x24a/0x2d0 [ 39.095876] __disable_kprobe+0x2de/0x4b0 [ 39.096273] disable_kprobe+0x31/0x80 [ 39.096633] __disable_trace_kprobe+0xfb/0x1c0 [ 39.097071] disable_trace_kprobe+0x1f0/0x300 [ 39.097495] kprobe_register+0x4e/0xf0 [ 39.097859] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 39.098214] perf_kprobe_destroy+0xcb/0x200 [ 39.098507] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 39.098853] _free_event+0x220/0x11c0 [ 39.099123] put_event+0x4d/0x60 [ 39.099365] perf_event_release_kernel+0x5d9/0x860 [ 39.099689] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 39.100033] ? write_comp_data+0x2f/0x90 [ 39.100302] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 39.100624] ? __pfx_perf_release+0x10/0x10 [ 39.100903] perf_release+0x40/0x50 [ 39.101146] __fput+0x26d/0xa40 [ 39.101383] ____fput+0x1e/0x30 [ 39.101602] task_work_run+0x1a4/0x2d0 [ 39.101869] ? write_comp_data+0x2f/0x90 [ 39.102142] ? __pfx_task_work_run+0x10/0x10 [ 39.102429] ? __this_cpu_preempt_check+0x20/0x30 [ 39.102746] ? lockdep_hardirqs_on+0x8a/0x110 [ 39.103038] ? exit_to_user_mode_prepare+0x100/0x210 [ 39.103369] exit_to_user_mode_prepare+0x200/0x210 [ 39.103685] syscall_exit_to_user_mode+0x2d/0x60 [ 39.103997] do_syscall_64+0x4a/0x90 [ 39.104247] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 39.104576] RIP: 0033:0x7f3840f1059d [ 39.104818] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 39.105930] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 39.106401] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 39.106838] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 39.107275] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 39.107718] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 39.108158] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 39.108618] [ 39.140064] FAULT_INJECTION: forcing a failure. [ 39.140064] name failslab, interval 1, probability 0, space 0, times 0 [ 39.140804] CPU: 1 PID: 632 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 39.141326] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 39.142020] Call Trace: [ 39.142182] [ 39.142325] dump_stack_lvl+0xa7/0xdb [ 39.142577] dump_stack+0x19/0x1f [ 39.142802] should_fail_ex.cold.5+0x5/0xa [ 39.143083] __should_failslab+0xca/0x120 [ 39.143351] should_failslab+0x12/0x30 [ 39.143597] __kmem_cache_alloc_node+0x62/0x280 [ 39.143892] ? alloc_ftrace_hash+0x4f/0x170 [ 39.144172] kmalloc_trace+0x2e/0x120 [ 39.144422] alloc_ftrace_hash+0x4f/0x170 [ 39.144689] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 39.145069] ? write_comp_data+0x2f/0x90 [ 39.145353] ftrace_set_hash+0x445/0x590 [ 39.145629] ftrace_set_filter_ip+0xcd/0x1a0 [ 39.145939] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 39.146268] ? match_dev_by_uuid+0x4/0x100 [ 39.146536] ? __this_cpu_preempt_check+0x20/0x30 [ 39.146845] ? write_comp_data+0x2f/0x90 [ 39.147127] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 39.147459] disarm_kprobe+0x24a/0x2d0 [ 39.147724] __disable_kprobe+0x2de/0x4b0 [ 39.148010] disable_kprobe+0x31/0x80 [ 39.148328] __disable_trace_kprobe+0xfb/0x1c0 [ 39.148701] disable_trace_kprobe+0x1f0/0x300 [ 39.149063] kprobe_register+0x4e/0xf0 [ 39.149381] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 39.149760] perf_kprobe_destroy+0xcb/0x200 [ 39.150052] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 39.150375] _free_event+0x220/0x11c0 [ 39.150644] put_event+0x4d/0x60 [ 39.150895] perf_event_release_kernel+0x5d9/0x860 [ 39.151226] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 39.151576] ? write_comp_data+0x2f/0x90 [ 39.151846] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 39.152167] ? __pfx_perf_release+0x10/0x10 [ 39.152446] perf_release+0x40/0x50 [ 39.152685] __fput+0x26d/0xa40 [ 39.152920] ____fput+0x1e/0x30 [ 39.153139] task_work_run+0x1a4/0x2d0 [ 39.153394] ? write_comp_data+0x2f/0x90 [ 39.153666] ? __pfx_task_work_run+0x10/0x10 [ 39.153981] ? __this_cpu_preempt_check+0x20/0x30 [ 39.154308] ? lockdep_hardirqs_on+0x8a/0x110 [ 39.154596] ? exit_to_user_mode_prepare+0x100/0x210 [ 39.154925] exit_to_user_mode_prepare+0x200/0x210 [ 39.155245] syscall_exit_to_user_mode+0x2d/0x60 [ 39.155564] do_syscall_64+0x4a/0x90 [ 39.155819] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 39.156157] RIP: 0033:0x7f3840f1059d [ 39.156405] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 39.157543] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 39.158033] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 39.158487] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 39.158940] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 39.159392] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 39.159843] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 39.160320] [ 39.197520] FAULT_INJECTION: forcing a failure. [ 39.197520] name failslab, interval 1, probability 0, space 0, times 0 [ 39.199190] CPU: 0 PID: 633 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 39.200417] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 39.202020] Call Trace: [ 39.202398] [ 39.202765] dump_stack_lvl+0xa7/0xdb [ 39.203345] dump_stack+0x19/0x1f [ 39.203877] should_fail_ex.cold.5+0x5/0xa [ 39.204511] __should_failslab+0xca/0x120 [ 39.205117] should_failslab+0x12/0x30 [ 39.205679] __kmem_cache_alloc_node+0x62/0x280 [ 39.206377] ? alloc_ftrace_hash+0x4f/0x170 [ 39.207021] kmalloc_trace+0x2e/0x120 [ 39.207589] alloc_ftrace_hash+0x4f/0x170 [ 39.208203] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 39.209066] ? write_comp_data+0x2f/0x90 [ 39.209654] ftrace_set_hash+0x445/0x590 [ 39.210258] ftrace_set_filter_ip+0xcd/0x1a0 [ 39.210885] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 39.211591] ? match_dev_by_uuid+0x4/0x100 [ 39.212191] ? __this_cpu_preempt_check+0x20/0x30 [ 39.212875] ? write_comp_data+0x2f/0x90 [ 39.213450] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 39.214214] disarm_kprobe+0x24a/0x2d0 [ 39.214789] __disable_kprobe+0x2de/0x4b0 [ 39.215404] disable_kprobe+0x31/0x80 [ 39.215966] __disable_trace_kprobe+0xfb/0x1c0 [ 39.216643] disable_trace_kprobe+0x1f0/0x300 [ 39.217309] kprobe_register+0x4e/0xf0 [ 39.217876] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 39.218618] perf_kprobe_destroy+0xcb/0x200 [ 39.219240] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 39.219959] _free_event+0x220/0x11c0 [ 39.220526] put_event+0x4d/0x60 [ 39.221021] perf_event_release_kernel+0x5d9/0x860 [ 39.221742] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 39.222524] ? write_comp_data+0x2f/0x90 [ 39.223118] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 39.223820] ? __pfx_perf_release+0x10/0x10 [ 39.224434] perf_release+0x40/0x50 [ 39.224960] __fput+0x26d/0xa40 [ 39.225462] ____fput+0x1e/0x30 [ 39.225953] task_work_run+0x1a4/0x2d0 [ 39.226521] ? write_comp_data+0x2f/0x90 [ 39.227125] ? __pfx_task_work_run+0x10/0x10 [ 39.227772] ? __this_cpu_preempt_check+0x20/0x30 [ 39.228485] ? lockdep_hardirqs_on+0x8a/0x110 [ 39.229141] ? exit_to_user_mode_prepare+0x100/0x210 [ 39.229891] exit_to_user_mode_prepare+0x200/0x210 [ 39.230601] syscall_exit_to_user_mode+0x2d/0x60 [ 39.231294] do_syscall_64+0x4a/0x90 [ 39.231835] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 39.232554] RIP: 0033:0x7f3840f1059d [ 39.233072] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 39.235534] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 39.236598] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 39.237610] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 39.238622] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 39.239619] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 39.240623] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 39.241661] [ 39.278725] FAULT_INJECTION: forcing a failure. [ 39.278725] name failslab, interval 1, probability 0, space 0, times 0 [ 39.279811] CPU: 1 PID: 634 Comm: repro Tainted: G W 6.2.0-rc7-4ec5183ec486 #1 [ 39.280622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 39.281587] Call Trace: [ 39.281879] [ 39.282083] dump_stack_lvl+0xa7/0xdb [ 39.282449] dump_stack+0x19/0x1f [ 39.282771] should_fail_ex.cold.5+0x5/0xa [ 39.283203] __should_failslab+0xca/0x120 [ 39.283592] should_failslab+0x12/0x30 [ 39.283963] __kmem_cache_alloc_node+0x62/0x280 [ 39.284427] ? alloc_ftrace_hash+0x4f/0x170 [ 39.284893] kmalloc_trace+0x2e/0x120 [ 39.285252] alloc_ftrace_hash+0x4f/0x170 [ 39.285565] alloc_and_copy_ftrace_hash.constprop.87+0x23/0x310 [ 39.286019] ? write_comp_data+0x2f/0x90 [ 39.286372] ftrace_set_hash+0x445/0x590 [ 39.286696] ftrace_set_filter_ip+0xcd/0x1a0 [ 39.287012] ? __pfx_ftrace_set_filter_ip+0x10/0x10 [ 39.287360] ? match_dev_by_uuid+0x4/0x100 [ 39.287669] ? __this_cpu_preempt_check+0x20/0x30 [ 39.288004] ? write_comp_data+0x2f/0x90 [ 39.288297] __disarm_kprobe_ftrace.isra.24+0xe4/0x250 [ 39.288668] disarm_kprobe+0x24a/0x2d0 [ 39.288942] __disable_kprobe+0x2de/0x4b0 [ 39.289235] disable_kprobe+0x31/0x80 [ 39.289501] __disable_trace_kprobe+0xfb/0x1c0 [ 39.289844] disable_trace_kprobe+0x1f0/0x300 [ 39.290161] kprobe_register+0x4e/0xf0 [ 39.290436] perf_trace_event_unreg.isra.3+0xb6/0x1f0 [ 39.290817] perf_kprobe_destroy+0xcb/0x200 [ 39.291120] ? __pfx_perf_kprobe_destroy+0x10/0x10 [ 39.291465] _free_event+0x220/0x11c0 [ 39.291751] put_event+0x4d/0x60 [ 39.292003] perf_event_release_kernel+0x5d9/0x860 [ 39.292341] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 39.292692] ? write_comp_data+0x2f/0x90 [ 39.292974] ? __sanitizer_cov_trace_pc+0x25/0x60 [ 39.293308] ? __pfx_perf_release+0x10/0x10 [ 39.293596] perf_release+0x40/0x50 [ 39.293850] __fput+0x26d/0xa40 [ 39.294103] ____fput+0x1e/0x30 [ 39.294330] task_work_run+0x1a4/0x2d0 [ 39.294599] ? write_comp_data+0x2f/0x90 [ 39.294892] ? __pfx_task_work_run+0x10/0x10 [ 39.295199] ? __this_cpu_preempt_check+0x20/0x30 [ 39.295523] ? lockdep_hardirqs_on+0x8a/0x110 [ 39.295824] ? exit_to_user_mode_prepare+0x100/0x210 [ 39.296201] exit_to_user_mode_prepare+0x200/0x210 [ 39.296527] syscall_exit_to_user_mode+0x2d/0x60 [ 39.296921] do_syscall_64+0x4a/0x90 [ 39.297245] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 39.297587] RIP: 0033:0x7f3840f1059d [ 39.297847] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 08 0d 00 f7 d8 64 89 01 48 [ 39.299056] RSP: 002b:00007ffd19fb73a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 39.299607] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3840f1059d [ 39.300091] RDX: 0000000000000010 RSI: 00007ffd19fb7370 RDI: 0000000000000003 [ 39.300564] RBP: 00007ffd19fb73c0 R08: 0000000000000001 R09: 00007ffd19fb73c0 [ 39.301060] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000401180 [ 39.301518] R13: 00007ffd19fb74e0 R14: 0000000000000000 R15: 0000000000000000 [ 39.302015]