[ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 3.7.0-03735-g945010d (kbuild@bee) (gcc version 4.7.2 (Debian 4.7.2-4) ) #4177 SMP Sat Dec 15 06:48:56 CST 2012 [ 0.000000] Command line: hung_task_panic=1 rcutree.rcu_cpu_stall_timeout=100 branch=cgroup/blkcg-cfq-hierarchy log_buf_len=8M ignore_loglevel debug sched_debug apic=debug dynamic_printk sysrq_always_enabled panic=10 load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal ip=::::kvm::dhcp nfsroot=10.239.97.14:/nfsroot/wfg,tcp,v3,nocto,actimeo=600,nolock,rsize=524288,wsize=524288 rw link=vmlinuz-2012-12-15-06-49-19-cgroup:blkcg-cfq-hierarchy:945010d-945010d-x86_64-lkp-8-ant noapic nolapic nohz=off BOOT_IMAGE=kernel-tests/kernels/x86_64-lkp/945010d/vmlinuz-3.7.0-03735-g945010d [ 0.000000] e820: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000093bff] usable [ 0.000000] BIOS-e820: [mem 0x0000000000093c00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffdfff] usable [ 0.000000] BIOS-e820: [mem 0x000000001fffe000-0x000000001fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] DMI 2.4 present. [ 0.000000] DMI: Bochs Bochs, BIOS Bochs 01/01/2007 [ 0.000000] e820: update [mem 0x00000000-0x0000ffff] usable ==> reserved [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.000000] No AGP bridge found [ 0.000000] e820: last_pfn = 0x1fffe max_arch_pfn = 0x400000000 [ 0.000000] MTRR default type: write-back [ 0.000000] MTRR fixed ranges enabled: [ 0.000000] 00000-9FFFF write-back [ 0.000000] A0000-BFFFF uncachable [ 0.000000] C0000-FFFFF write-protect [ 0.000000] MTRR variable ranges enabled: [ 0.000000] 0 base 00E0000000 mask FFE0000000 uncachable [ 0.000000] 1 disabled [ 0.000000] 2 disabled [ 0.000000] 3 disabled [ 0.000000] 4 disabled [ 0.000000] 5 disabled [ 0.000000] 6 disabled [ 0.000000] 7 disabled [ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 [ 0.000000] Scan for SMP in [mem 0x00000000-0x000003ff] [ 0.000000] Scan for SMP in [mem 0x0009fc00-0x0009ffff] [ 0.000000] Scan for SMP in [mem 0x000f0000-0x000fffff] [ 0.000000] found SMP MP-table at [mem 0x000fdac0-0x000fdacf] mapped at [ffff8800000fdac0] [ 0.000000] mpc: fdad0-fdbec [ 0.000000] initial memory mapped: [mem 0x00000000-0x1fffffff] [ 0.000000] Base memory trampoline at [ffff88000008d000] 8d000 size 24576 [ 0.000000] init_memory_mapping: [mem 0x00000000-0x1fffdfff] [ 0.000000] [mem 0x00000000-0x1fffdfff] page 4k [ 0.000000] kernel direct mapping tables up to 0x1fffdfff @ [mem 0x1fefc000-0x1fffdfff] [ 0.000000] log_buf_len: 8388608 [ 0.000000] early log buf free: 127976(97%) [ 0.000000] ACPI: RSDP 00000000000fd930 00014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 000000001fffe550 00038 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 000000001fffff80 00074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 000000001fffe590 01121 (v01 BXPC BXDSDT 00000001 INTL 20100528) [ 0.000000] ACPI: FACS 000000001fffff40 00040 [ 0.000000] ACPI: SSDT 000000001ffffe40 000FF (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 000000001ffffd50 00080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 000000001ffffd10 00038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: SSDT 000000001ffff6c0 00644 (v01 BXPC BXSSDTPC 00000001 INTL 20100528) [ 0.000000] [ffffea0000000000-ffffea00007fffff] PMD -> [ffff88001e600000-ffff88001edfffff] on node 0 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x00010000-0x00ffffff] [ 0.000000] DMA32 [mem 0x01000000-0xffffffff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x00010000-0x00092fff] [ 0.000000] node 0: [mem 0x00100000-0x1fffdfff] [ 0.000000] On node 0 totalpages: 130945 [ 0.000000] DMA zone: 64 pages used for memmap [ 0.000000] DMA zone: 6 pages reserved [ 0.000000] DMA zone: 3901 pages, LIFO batch:0 [ 0.000000] DMA32 zone: 1984 pages used for memmap [ 0.000000] DMA32 zone: 124990 pages, LIFO batch:31 [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.000000] Intel MultiProcessor Specification v1.4 [ 0.000000] mpc: fdad0-fdbec [ 0.000000] MPTABLE: OEM ID: BOCHSCPU [ 0.000000] MPTABLE: Product ID: 0.1 [ 0.000000] MPTABLE: APIC at: 0xFEE00000 [ 0.000000] mapped APIC to ffffffffff5fa000 ( fee00000) [ 0.000000] Processor #0 (Bootup-CPU) [ 0.000000] Processor #1 [ 0.000000] Bus #0 is PCI [ 0.000000] Bus #1 is ISA [ 0.000000] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 04, APIC ID 2, APIC INT 09 [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 0c, APIC ID 2, APIC INT 0b [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 10, APIC ID 2, APIC INT 0b [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 14, APIC ID 2, APIC INT 0a [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 18, APIC ID 2, APIC INT 0a [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 1c, APIC ID 2, APIC INT 0b [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 20, APIC ID 2, APIC INT 0b [ 0.000000] Int: type 0, pol 1, trig 0, bus 00, IRQ 24, APIC ID 2, APIC INT 0a [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 00, APIC ID 2, APIC INT 02 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 01, APIC ID 2, APIC INT 01 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 03, APIC ID 2, APIC INT 03 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 04, APIC ID 2, APIC INT 04 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 05, APIC ID 2, APIC INT 05 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 06, APIC ID 2, APIC INT 06 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 07, APIC ID 2, APIC INT 07 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 08, APIC ID 2, APIC INT 08 [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 0c, APIC ID 2, APIC INT 0c [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 0d, APIC ID 2, APIC INT 0d [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 0e, APIC ID 2, APIC INT 0e [ 0.000000] Int: type 0, pol 0, trig 0, bus 01, IRQ 0f, APIC ID 2, APIC INT 0f [ 0.000000] Lint: type 3, pol 0, trig 0, bus 01, IRQ 00, APIC ID 0, APIC LINT 00 [ 0.000000] Lint: type 1, pol 0, trig 0, bus 01, IRQ 00, APIC ID ff, APIC LINT 01 [ 0.000000] Processors: 2 [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] mapped IOAPIC to ffffffffff5f9000 (fec00000) [ 0.000000] nr_irqs_gsi: 40 [ 0.000000] PM: Registered nosave memory: 0000000000093000 - 0000000000094000 [ 0.000000] PM: Registered nosave memory: 0000000000094000 - 00000000000a0000 [ 0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000 [ 0.000000] PM: Registered nosave memory: 00000000000f0000 - 0000000000100000 [ 0.000000] e820: [mem 0x20000000-0xfffbffff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on bare hardware [ 0.000000] setup_percpu: NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 476 pages/cpu @ffff88001f200000 s1916992 r8192 d24512 u2097152 [ 0.000000] pcpu-alloc: s1916992 r8192 d24512 u2097152 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 128891 [ 0.000000] Kernel command line: hung_task_panic=1 rcutree.rcu_cpu_stall_timeout=100 branch=cgroup/blkcg-cfq-hierarchy log_buf_len=8M ignore_loglevel debug sched_debug apic=debug dynamic_printk sysrq_always_enabled panic=10 load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal ip=::::kvm::dhcp nfsroot=10.239.97.14:/nfsroot/wfg,tcp,v3,nocto,actimeo=600,nolock,rsize=524288,wsize=524288 rw link=vmlinuz-2012-12-15-06-49-19-cgroup:blkcg-cfq-hierarchy:945010d-945010d-x86_64-lkp-8-ant noapic nolapic nohz=off BOOT_IMAGE=kernel-tests/kernels/x86_64-lkp/945010d/vmlinuz-3.7.0-03735-g945010d [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.000000] __ex_table already sorted, skipping sort [ 0.000000] Checking aperture... [ 0.000000] No AGP bridge found [ 0.000000] Memory: 474568k/524280k available (8170k kernel code, 500k absent, 49212k reserved, 5174k data, 2764k init) [ 0.000000] SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Hierarchical RCU implementation. [ 0.000000] [ 0.000000] [ 0.000000] [ 0.000000] NR_IRQS:4352 nr_irqs:512 16 [ 0.000000] Console: colour VGA+ 80x25 [ 0.000000] console [tty0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.000000] ... CHAINHASH_SIZE: 16384 [ 0.000000] memory used by lock dependency info: 6367 kB [ 0.000000] per task-struct memory footprint: 2688 bytes [ 0.000000] ------------------------ [ 0.000000] | Locking API testsuite: [ 0.000000] ---------------------------------------------------------------------------- [ 0.000000] | spin |wlock |rlock |mutex | wsem | rsem | [ 0.000000] -------------------------------------------------------------------------- [ 0.000000] A-A deadlock: ok | ok | ok | ok | ok | ok | [ 0.000000] A-B-B-A deadlock: ok | ok | ok | ok | ok | ok | [ 0.000000] A-B-B-C-C-A deadlock: ok | ok | ok | ok | ok | ok | [ 0.000000] A-B-C-A-B-C deadlock: ok | ok | ok | ok | ok | ok | [ 0.000000] A-B-B-C-C-D-D-A deadlock: ok | ok | ok | ok | ok | ok | [ 0.000000] A-B-C-D-B-D-D-A deadlock: ok | ok | ok | ok | ok | ok | [ 0.000000] A-B-C-D-B-C-D-A deadlock: ok | ok | ok | ok | ok | ok | [ 0.000000] double unlock: ok | ok | ok | ok | ok | ok | [ 0.000000] initialize held: ok | ok | ok | ok | ok | ok | [ 0.000000] bad unlock order: ok | ok | ok | ok | ok | ok | [ 0.000000] -------------------------------------------------------------------------- [ 0.000000] recursive read-lock: | ok | | ok | [ 0.000000] recursive read-lock #2: | ok | | ok | [ 0.000000] mixed read-write-lock: | ok | | ok | [ 0.000000] mixed write-read-lock: | ok | | ok | [ 0.000000] -------------------------------------------------------------------------- [ 0.000000] hard-irqs-on + irq-safe-A/12: ok | ok | ok | [ 0.000000] soft-irqs-on + irq-safe-A/12: ok | ok | ok | [ 0.000000] hard-irqs-on + irq-safe-A/21: ok | ok | ok | [ 0.000000] soft-irqs-on + irq-safe-A/21: ok | ok | ok | [ 0.000000] sirq-safe-A => hirqs-on/12: ok | ok | ok | [ 0.000000] sirq-safe-A => hirqs-on/21: ok | ok | ok | [ 0.000000] hard-safe-A + irqs-on/12: ok | ok | ok | [ 0.000000] soft-safe-A + irqs-on/12: ok | ok | ok | [ 0.000000] hard-safe-A + irqs-on/21: ok | ok | ok | [ 0.000000] soft-safe-A + irqs-on/21: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #1/123: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #1/123: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #1/132: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #1/132: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #1/213: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #1/213: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #1/231: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #1/231: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #1/312: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #1/312: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #1/321: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #1/321: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #2/123: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #2/123: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #2/132: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #2/132: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #2/213: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #2/213: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #2/231: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #2/231: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #2/312: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #2/312: ok | ok | ok | [ 0.000000] hard-safe-A + unsafe-B #2/321: ok | ok | ok | [ 0.000000] soft-safe-A + unsafe-B #2/321: ok | ok | ok | [ 0.000000] hard-irq lock-inversion/123: ok | ok | ok | [ 0.000000] soft-irq lock-inversion/123: ok | ok | ok | [ 0.000000] hard-irq lock-inversion/132: ok | ok | ok | [ 0.000000] soft-irq lock-inversion/132: ok | ok | ok | [ 0.000000] hard-irq lock-inversion/213: ok | ok | ok | [ 0.000000] soft-irq lock-inversion/213: ok | ok | ok | [ 0.000000] hard-irq lock-inversion/231: ok | ok | ok | [ 0.000000] soft-irq lock-inversion/231: ok | ok | ok | [ 0.000000] hard-irq lock-inversion/312: ok | ok | ok | [ 0.000000] soft-irq lock-inversion/312: ok | ok | ok | [ 0.000000] hard-irq lock-inversion/321: ok | ok | ok | [ 0.000000] soft-irq lock-inversion/321: ok | ok | ok | [ 0.000000] hard-irq read-recursion/123: ok | [ 0.000000] soft-irq read-recursion/123: ok | [ 0.000000] hard-irq read-recursion/132: ok | [ 0.000000] soft-irq read-recursion/132: ok | [ 0.000000] hard-irq read-recursion/213: ok | [ 0.000000] soft-irq read-recursion/213: ok | [ 0.000000] hard-irq read-recursion/231: ok | [ 0.000000] soft-irq read-recursion/231: ok | [ 0.000000] hard-irq read-recursion/312: ok | [ 0.000000] soft-irq read-recursion/312: ok | [ 0.000000] hard-irq read-recursion/321: ok | [ 0.000000] soft-irq read-recursion/321: ok | [ 0.000000] ------------------------------------------------------- [ 0.000000] Good, all 218 testcases passed! | [ 0.000000] --------------------------------- [ 0.000000] ODEBUG: 0 of 0 active objects replaced [ 0.000000] hpet clockevent registered [ 0.000000] tsc: Fast TSC calibration using PIT [ 0.000000] tsc: Detected 3192.040 MHz processor [ 0.000000] tsc: Marking TSC unstable due to TSCs unsynchronized [ 0.031263] Calibrating delay loop (skipped), value calculated using timer frequency.. 6384.08 BogoMIPS (lpj=12768160) [ 0.033047] pid_max: default: 32768 minimum: 301 [ 0.074711] Mount-cache hash table entries: 256 [ 0.210351] mce: CPU supports 10 MCE banks [ 0.214219] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.214219] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.214219] tlb_flushall_shift: -1 [ 0.218350] debug: unmapping init [mem 0xffffffff81fbd000-0xffffffff81fc4fff] [ 0.270238] ACPI: Core revision 20121018 [ 1.593967] ACPI: setting ELCR to 0200 (from 0c00) [ 1.597744] ftrace: allocating 32308 entries in 127 pages [ 1.821138] smpboot: SMP disabled [ 1.822991] Performance Events: [ 1.823790] no APIC, boot with the "lapic" boot parameter to force-enable it. [ 1.824172] no hardware sampling interrupt available. [ 1.825067] Broken PMU hardware detected, using software events only. [ 1.825928] Failed to access perfctr msr (MSR c0010004 is 0) [ 1.899000] Brought up 1 CPUs [ 1.900199] ---------------- [ 1.900667] | NMI testsuite: [ 1.901121] -------------------- [ 1.901635] remote IPI: ok | [ 1.902444] local IPI: ok | [ 3.566931] -------------------- [ 3.567450] Good, all 2 testcases passed! | [ 3.568177] --------------------------------- [ 3.568976] smpboot: Total of 1 processors activated (6384.08 BogoMIPS) [ 3.577119] CPU0 attaching NULL sched-domain. [ 3.796641] xor: automatically using best checksumming function: [ 3.840743] generic_sse: 402.000 MB/sec [ 3.844213] atomic64 test passed for x86-64 platform with CX8 and with SSE [ 3.880289] kworker/u:0 (14) used greatest stack depth: 5456 bytes left [ 3.912654] NET: Registered protocol family 16 [ 4.060238] ACPI: bus type pci registered [ 4.104587] PCI: Using configuration type 1 for base access [ 6.523369] kworker/u:0 (206) used greatest stack depth: 5056 bytes left [ 8.982568] bio: create slab at 0 [ 9.080540] raid6: sse2x1 165 MB/s [ 9.148298] raid6: sse2x2 157 MB/s [ 9.216402] raid6: sse2x4 170 MB/s [ 9.217033] raid6: using algorithm sse2x4 (170 MB/s) [ 9.217880] raid6: using intx1 recovery algorithm [ 9.238177] ACPI: Added _OSI(Module Device) [ 9.239140] ACPI: Added _OSI(Processor Device) [ 9.240448] ACPI: Added _OSI(3.0 _SCP Extensions) [ 9.241397] ACPI: Added _OSI(Processor Aggregator Device) [ 9.349939] ACPI: EC: Look up EC in DSDT [ 11.249282] ACPI: Interpreter enabled [ 11.250103] ACPI: (supports S0 S3 S4 S5) [ 11.265099] ACPI: Using PIC for interrupt routing [ 15.155093] ACPI: No dock devices found. [ 15.156367] PCI: Ignoring host bridge windows from ACPI; if necessary, use "pci=use_crs" and report a bug [ 15.167114] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 15.168833] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] [ 15.706076] pci_root PNP0A03:00: ACPI _OSC support notification failed, disabling PCIe ASPM [ 15.707423] pci_root PNP0A03:00: Unable to request _OSC control (_OSC support mask: 0x08) [ 15.715364] pci_root PNP0A03:00: host bridge window [io 0x0000-0x0cf7] (ignored) [ 15.716235] pci_root PNP0A03:00: host bridge window [io 0x0d00-0xffff] (ignored) [ 15.717978] pci_root PNP0A03:00: host bridge window [mem 0x000a0000-0x000bffff] (ignored) [ 15.720191] pci_root PNP0A03:00: host bridge window [mem 0xe0000000-0xfebfffff] (ignored) [ 15.722099] PCI: root bus 00: using default resources [ 15.724401] pci_root PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 15.757363] PCI host bridge to bus 0000:00 [ 15.758946] pci_bus 0000:00: root bus resource [bus 00-ff] [ 15.760503] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] [ 15.761554] pci_bus 0000:00: root bus resource [mem 0x00000000-0xffffffffff] [ 15.765566] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 15.773511] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 [ 15.777927] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 [ 15.784886] pci 0000:00:01.1: reg 20: [io 0xc1c0-0xc1cf] [ 15.790271] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 15.794226] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 15.795364] pci 0000:00:01.3: quirk: [io 0xb100-0xb10f] claimed by PIIX4 SMB [ 15.797760] pci 0000:00:02.0: [1013:00b8] type 00 class 0x030000 [ 15.801139] pci 0000:00:02.0: reg 10: [mem 0xfc000000-0xfdffffff pref] [ 15.804216] pci 0000:00:02.0: reg 14: [mem 0xfebf0000-0xfebf0fff] [ 15.813784] pci 0000:00:02.0: reg 30: [mem 0xfebe0000-0xfebeffff pref] [ 15.816589] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 [ 15.819134] pci 0000:00:03.0: reg 10: [mem 0xfeba0000-0xfebbffff] [ 15.821771] pci 0000:00:03.0: reg 14: [io 0xc000-0xc03f] [ 15.831245] pci 0000:00:03.0: reg 30: [mem 0xfebc0000-0xfebdffff pref] [ 15.833700] pci 0000:00:04.0: [1af4:1001] type 00 class 0x010000 [ 15.837056] pci 0000:00:04.0: reg 10: [io 0xc040-0xc07f] [ 15.840213] pci 0000:00:04.0: reg 14: [mem 0xfebf1000-0xfebf1fff] [ 15.852275] pci 0000:00:05.0: [1af4:1001] type 00 class 0x010000 [ 15.854930] pci 0000:00:05.0: reg 10: [io 0xc080-0xc0bf] [ 15.857750] pci 0000:00:05.0: reg 14: [mem 0xfebf2000-0xfebf2fff] [ 15.869637] pci 0000:00:06.0: [1af4:1001] type 00 class 0x010000 [ 15.872229] pci 0000:00:06.0: reg 10: [io 0xc0c0-0xc0ff] [ 15.874601] pci 0000:00:06.0: reg 14: [mem 0xfebf3000-0xfebf3fff] [ 15.886911] pci 0000:00:07.0: [1af4:1001] type 00 class 0x010000 [ 15.889983] pci 0000:00:07.0: reg 10: [io 0xc100-0xc13f] [ 15.892907] pci 0000:00:07.0: reg 14: [mem 0xfebf4000-0xfebf4fff] [ 15.904706] pci 0000:00:08.0: [1af4:1001] type 00 class 0x010000 [ 15.908215] pci 0000:00:08.0: reg 10: [io 0xc140-0xc17f] [ 15.910589] pci 0000:00:08.0: reg 14: [mem 0xfebf5000-0xfebf5fff] [ 15.922945] pci 0000:00:09.0: [1af4:1001] type 00 class 0x010000 [ 15.925980] pci 0000:00:09.0: reg 10: [io 0xc180-0xc1bf] [ 15.928910] pci 0000:00:09.0: reg 14: [mem 0xfebf6000-0xfebf6fff] [ 15.940587] pci 0000:00:0a.0: [8086:25ab] type 00 class 0x088000 [ 15.942477] pci 0000:00:0a.0: reg 10: [mem 0xfebf7000-0xfebf700f] [ 15.952354] pci_bus 0000:00: on NUMA node 0 [ 15.958122] ACPI: Invalid Power Resource to register! [ 15.962287] ACPI: Invalid Power Resource to register! [ 15.966304] ACPI: Invalid Power Resource to register! [ 15.970254] ACPI: Invalid Power Resource to register! [ 15.974063] ACPI: Invalid Power Resource to register! [ 15.978061] ACPI: Invalid Power Resource to register! [ 15.982068] ACPI: Invalid Power Resource to register! [ 15.986004] ACPI: Invalid Power Resource to register! [ 15.990118] ACPI: Invalid Power Resource to register! [ 15.995083] ACPI: Invalid Power Resource to register! [ 15.999023] ACPI: Invalid Power Resource to register! [ 16.002963] ACPI: Invalid Power Resource to register! [ 16.007145] ACPI: Invalid Power Resource to register! [ 16.055552] ACPI _OSC control for PCIe not granted, disabling ASPM [ 24.137807] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 24.181206] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 24.223403] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 24.266197] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 24.306101] ACPI: PCI Interrupt Link [LNKS] (IRQs 9) *0 [ 24.381725] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none [ 24.383301] vgaarb: loaded [ 24.384306] vgaarb: bridge control possible 0000:00:02.0 [ 24.470130] SCSI subsystem initialized [ 24.471143] ACPI: bus type scsi registered [ 24.514477] libata version 3.00 loaded. [ 24.567091] ACPI: bus type usb registered [ 24.598854] usbcore: registered new interface driver usbfs [ 24.613652] usbcore: registered new interface driver hub [ 24.633182] usbcore: registered new device driver usb [ 24.685495] pps_core: LinuxPPS API ver. 1 registered [ 24.686260] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 24.698955] PTP clock support registered [ 24.739304] PCI: Using ACPI for IRQ routing [ 24.742674] PCI: pci_cache_line_size set to 64 bytes [ 24.747359] e820: reserve RAM buffer [mem 0x00093c00-0x0009ffff] [ 24.748892] e820: reserve RAM buffer [mem 0x1fffe000-0x1fffffff] [ 24.851334] HPET: 3 timers in total, 0 timers will be used for per-cpu timer [ 24.852879] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 24.853978] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 24.872462] Switching to clocksource hpet [ 29.677395] pnp: PnP ACPI init [ 29.682983] ACPI: bus type pnp registered [ 29.717123] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active) [ 29.754887] pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active) [ 29.791812] pnp 00:02: Plug and Play ACPI device, IDs PNP0f13 (active) [ 29.813012] pnp 00:03: [dma 2] [ 29.830639] pnp 00:03: Plug and Play ACPI device, IDs PNP0700 (active) [ 29.883174] pnp 00:04: Plug and Play ACPI device, IDs PNP0400 (active) [ 29.936712] pnp 00:05: Plug and Play ACPI device, IDs PNP0501 (active) [ 30.055458] pnp 00:06: Plug and Play ACPI device, IDs PNP0103 (active) [ 30.144567] pnp: PnP ACPI: found 7 devices [ 30.145413] ACPI: ACPI bus type pnp unregistered [ 31.492014] pci_bus 0000:00: resource 4 [io 0x0000-0xffff] [ 31.493634] pci_bus 0000:00: resource 5 [mem 0x00000000-0xffffffffff] [ 31.503619] NET: Registered protocol family 2 [ 31.550342] TCP established hash table entries: 4096 (order: 4, 65536 bytes) [ 31.555637] TCP bind hash table entries: 4096 (order: 6, 327680 bytes) [ 31.567923] TCP: Hash tables configured (established 4096 bind 4096) [ 31.572657] TCP: reno registered [ 31.573871] UDP hash table entries: 256 (order: 3, 49152 bytes) [ 31.577093] UDP-Lite hash table entries: 256 (order: 3, 49152 bytes) [ 31.599898] NET: Registered protocol family 1 [ 31.631865] RPC: Registered named UNIX socket transport module. [ 31.633477] RPC: Registered udp transport module. [ 31.634233] RPC: Registered tcp transport module. [ 31.635036] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 31.636726] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 31.637845] pci 0000:00:01.0: PIIX3: Enabling Passive Release [ 31.639312] pci 0000:00:01.0: Activating ISA DMA hang workarounds [ 31.641160] pci 0000:00:02.0: Boot video device [ 31.642914] PCI: CLS 0 bytes, default 64 [ 36.807121] DMA-API: preallocated 32768 debug entries [ 36.808714] DMA-API: debugging enabled by kernel config [ 37.121044] Initializing RT-Tester: OK [ 37.622979] Kprobe smoke test started [ 38.691760] Kprobe smoke test passed successfully [ 38.787611] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 40.915644] VFS: Disk quotas dquot_6.5.2 [ 40.941314] Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 42.547965] NFS: Registering the id_resolver key type [ 42.558769] Key type id_resolver registered [ 42.560976] Key type id_legacy registered [ 42.563544] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 42.958265] ROMFS MTD (C) 2007 Red Hat, Inc. [ 42.994910] fuse init (API version 7.20) [ 43.074085] msgmni has been set to 926 [ 43.257977] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 43.259890] io scheduler noop registered [ 43.261334] io scheduler deadline registered [ 43.314853] io scheduler cfq registered (default) [ 43.350853] list_sort_test: start testing list_sort() [ 43.634896] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 43.699751] pciehp: PCI Express Hot Plug Controller Driver version: 0.4 [ 43.702395] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 43.780763] acpiphp: Slot [3] registered [ 43.802816] acpiphp: Slot [4] registered [ 43.826261] acpiphp: Slot [5] registered [ 43.850959] acpiphp: Slot [6] registered [ 43.874630] acpiphp: Slot [7] registered [ 43.898808] acpiphp: Slot [8] registered [ 43.927591] acpiphp: Slot [9] registered [ 43.959806] acpiphp: Slot [10] registered [ 43.994425] acpiphp: Slot [11] registered [ 44.014716] acpiphp: Slot [12] registered [ 44.037855] acpiphp: Slot [13] registered [ 44.063717] acpiphp: Slot [14] registered [ 44.087045] acpiphp: Slot [15] registered [ 44.109007] acpiphp: Slot [16] registered [ 44.135620] acpiphp: Slot [17] registered [ 44.161224] acpiphp: Slot [18] registered [ 44.187311] acpiphp: Slot [19] registered [ 44.213555] acpiphp: Slot [20] registered [ 44.236904] acpiphp: Slot [21] registered [ 44.262537] acpiphp: Slot [22] registered [ 44.285738] acpiphp: Slot [23] registered [ 44.310961] acpiphp: Slot [24] registered [ 44.334656] acpiphp: Slot [25] registered [ 44.358538] acpiphp: Slot [26] registered [ 44.382777] acpiphp: Slot [27] registered [ 44.406681] acpiphp: Slot [28] registered [ 44.430778] acpiphp: Slot [29] registered [ 44.454751] acpiphp: Slot [30] registered [ 44.478572] acpiphp: Slot [31] registered [ 44.686784] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 44.691002] ACPI: Power Button [PWRF] [ 44.978734] ACPI: NR_CPUS/possible_cpus limit of 2 reached. Processor 2/0x1 ignored. [ 44.981075] Unable to map lapic to logical cpu number [ 46.927614] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11 [ 46.929375] PCI: setting IRQ 11 as level-triggered [ 46.931667] virtio-pci 0000:00:04.0: setting latency timer to 64 [ 47.035522] ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 47.036933] PCI: setting IRQ 10 as level-triggered [ 47.038167] virtio-pci 0000:00:05.0: setting latency timer to 64 [ 47.130002] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 10 [ 47.131520] virtio-pci 0000:00:06.0: setting latency timer to 64 [ 47.219052] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 47.220994] virtio-pci 0000:00:07.0: setting latency timer to 64 [ 47.244912] virtio-pci 0000:00:08.0: setting latency timer to 64 [ 47.270506] virtio-pci 0000:00:09.0: setting latency timer to 64 [ 47.343606] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 47.381871] 00:05: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A [ 47.642510] Non-volatile memory driver v1.3 [ 47.669513] Linux agpgart interface v0.103 [ 47.769701] [drm] Initialized drm 1.1.0 20060810 [ 48.625624] brd: module loaded [ 49.087631] loop: module loaded [ 49.209665] vda: unknown partition table [ 49.317134] vdb: unknown partition table [ 49.423706] vdc: unknown partition table [ 49.523980] vdd: unknown partition table [ 49.626363] vde: unknown partition table [ 49.728699] vdf: unknown partition table [ 49.781884] lkdtm: No crash points registered, enable through debugfs [ 49.796035] Uniform Multi-Platform E-IDE driver [ 49.835167] piix 0000:00:01.1: IDE controller (0x8086:0x7010 rev 0x00) [ 49.844697] piix 0000:00:01.1: not 100% native mode: will probe irqs later [ 49.846875] pci 0000:00:01.1: setting latency timer to 64 [ 49.847880] ide0: BM-DMA at 0xc1c0-0xc1c7 [ 49.851197] ide1: BM-DMA at 0xc1c8-0xc1cf [ 49.853341] Probing IDE interface ide0... [ 50.467823] Probing IDE interface ide1... [ 51.205653] hdc: QEMU DVD-ROM, ATAPI CD/DVD-ROM drive [ 51.902992] hdc: host max PIO4 wanted PIO255(auto-tune) selected PIO0 [ 51.907338] hdc: MWDMA2 mode selected [ 51.912892] ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 [ 51.915839] ide1 at 0x170-0x177,0x376 on irq 15 [ 52.298813] ide_generic: please use "probe_mask=0x3f" module parameter for probing all legacy ISA IDE ports [ 52.315529] ide-gd driver 1.18 [ 52.330269] ide-cd driver 5.00 [ 52.361197] ide-cd: hdc: ATAPI 4X DVD-ROM drive, 512kB Cache [ 52.362721] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 52.603760] Loading iSCSI transport class v2.0-870. [ 52.990337] Adaptec aacraid driver 1.2-0[29801]-ms [ 53.026686] aic94xx: Adaptec aic94xx SAS/SATA driver version 1.0.3 loaded [ 53.141638] qla2xxx [0000:00:00.0]-0005: : QLogic Fibre Channel HBA Driver: 8.04.00.08-k. [ 53.175978] megaraid cmm: 2.20.2.7 (Release Date: Sun Jul 16 00:01:03 EST 2006) [ 53.199740] megaraid: 2.20.5.1 (Release Date: Thu Nov 16 15:32:35 EST 2006) [ 53.216155] megasas: 06.504.01.00-rc1 Mon. Oct. 1 17:00:00 PDT 2012 [ 53.251087] GDT-HA: Storage RAID Controller Driver. Version: 3.05 [ 53.267465] RocketRAID 3xxx/4xxx Controller driver v1.8 [ 53.523712] pcnet32: pcnet32.c:v1.35 21.Apr.2008 tsbogend@alpha.franken.de [ 53.558465] Atheros(R) L2 Ethernet Driver - version 2.2.3 [ 53.559350] Copyright (c) 2007 Atheros Corporation. [ 53.646761] dmfe: Davicom DM9xxx net driver, version 1.36.4 (2002-01-17) [ 53.666253] v1.01-e (2.4 port) Sep-11-2006 Donald Becker [ 53.666253] http://www.scyld.com/network/drivers.html [ 53.719089] uli526x: ULi M5261/M5263 net driver, version 0.9.3 (2005-7-29) [ 53.754365] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 53.755310] e100: Copyright(c) 1999-2006 Intel Corporation [ 53.775353] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 53.777021] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 53.781754] e1000 0000:00:03.0: setting latency timer to 64 [ 54.191709] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 52:54:00:12:34:56 [ 54.194329] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection [ 54.210663] e1000e: Intel(R) PRO/1000 Network Driver - 2.1.4-k [ 54.211523] e1000e: Copyright(c) 1999 - 2012 Intel Corporation. [ 54.225354] igb: Intel(R) Gigabit Ethernet Network Driver - version 4.1.2-k [ 54.226327] igb: Copyright (c) 2007-2012 Intel Corporation. [ 54.242106] ixgb: Intel(R) PRO/10GbE Network Driver - version 1.0.135-k2-NAPI [ 54.243102] ixgb: Copyright (c) 1999-2008 Intel Corporation. [ 54.279812] sky2: driver version 1.30 [ 54.435859] usbcore: registered new interface driver catc [ 54.451045] usbcore: registered new interface driver kaweth [ 54.451997] pegasus: v0.6.14 (2006/09/27), Pegasus/Pegasus II USB Ethernet driver [ 54.467632] usbcore: registered new interface driver pegasus [ 54.484164] usbcore: registered new interface driver rtl8150 [ 54.502708] usbcore: registered new interface driver asix [ 54.523180] usbcore: registered new interface driver cdc_ether [ 54.539920] usbcore: registered new interface driver cdc_eem [ 54.555582] usbcore: registered new interface driver dm9601 [ 54.571470] usbcore: registered new interface driver smsc75xx [ 54.589981] usbcore: registered new interface driver smsc95xx [ 54.604038] usbcore: registered new interface driver gl620a [ 54.622596] usbcore: registered new interface driver net1080 [ 54.640832] usbcore: registered new interface driver plusb [ 54.655761] usbcore: registered new interface driver rndis_host [ 54.669464] usbcore: registered new interface driver cdc_subset [ 54.683836] usbcore: registered new interface driver zaurus [ 54.701372] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 54.718973] usbcore: registered new interface driver int51x1 [ 54.736700] usbcore: registered new interface driver ipheth [ 54.753832] usbcore: registered new interface driver sierra_net [ 54.771334] usbcore: registered new interface driver cdc_ncm [ 54.772888] Fusion MPT base driver 3.04.20 [ 54.773518] Copyright (c) 1999-2008 LSI Corporation [ 54.776862] Fusion MPT SPI Host driver 3.04.20 [ 54.795888] Fusion MPT FC Host driver 3.04.20 [ 54.814606] Fusion MPT SAS Host driver 3.04.20 [ 54.831421] Fusion MPT misc device (ioctl) driver 3.04.20 [ 54.853907] mptctl: Registered with Fusion MPT base driver [ 54.854811] mptctl: /dev/mptctl @ (major,minor=10,220) [ 54.914772] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 54.915861] ehci-pci: EHCI PCI platform driver [ 54.932014] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 54.947147] uhci_hcd: USB Universal Host Controller Interface driver [ 54.986653] Initializing USB Mass Storage driver... [ 55.003258] usbcore: registered new interface driver usb-storage [ 55.004825] USB Mass Storage support registered. [ 55.023456] usbcore: registered new interface driver ums-alauda [ 55.041038] usbcore: registered new interface driver ums-datafab [ 55.053952] usbcore: registered new interface driver ums-freecom [ 55.071654] usbcore: registered new interface driver ums-isd200 [ 55.087811] usbcore: registered new interface driver ums-jumpshot [ 55.103154] usbcore: registered new interface driver ums-sddr09 [ 55.118933] usbcore: registered new interface driver ums-sddr55 [ 55.135405] usbcore: registered new interface driver ums-usbat [ 55.151148] usbcore: registered new interface driver usbtest [ 55.187054] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 55.225453] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 55.229019] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 55.294779] mousedev: PS/2 mouse device common for all mice [ 55.405855] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1 [ 55.599363] rtc-test rtc-test.0: rtc core: registered test as rtc0 [ 55.642731] rtc-test rtc-test.1: rtc core: registered test as rtc1 [ 55.647626] i6300esb: Intel 6300ESB WatchDog Timer Driver v0.05 [ 55.673565] i6300esb: initialized (0xffffc9000002e000). heartbeat=30 sec (nowayout=0) [ 55.685398] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.10 [ 55.699192] iTCO_vendor_support: vendor-support=0 [ 55.703536] watchdog: Software Watchdog: cannot register miscdev on minor=130 (err=-16). [ 55.705315] watchdog: Software Watchdog: a legacy watchdog module is probably present. [ 55.731203] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0) [ 55.736757] md: linear personality registered for level -1 [ 55.737683] md: raid0 personality registered for level 0 [ 55.738459] md: raid1 personality registered for level 1 [ 55.739261] md: raid10 personality registered for level 10 [ 55.740740] md: raid6 personality registered for level 6 [ 55.741527] md: raid5 personality registered for level 5 [ 55.742328] md: raid4 personality registered for level 4 [ 55.743142] md: multipath personality registered for level -4 [ 55.744137] md: faulty personality registered for level -5 [ 55.918870] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input2 [ 55.943160] device-mapper: ioctl: 4.23.0-ioctl (2012-07-25) initialised: dm-devel@redhat.com [ 56.033190] device-mapper: multipath: version 1.5.0 loaded [ 56.034954] device-mapper: multipath round-robin: version 1.0.0 loaded [ 56.147150] EDAC MC: Ver: 3.0.0 [ 56.222373] cpuidle: using governor ladder [ 56.223741] cpuidle: using governor menu [ 56.313709] dcdbas dcdbas: Dell Systems Management Base Driver (version 5.6.0-3.2) [ 56.758310] usbcore: registered new interface driver usbhid [ 56.759232] usbhid: USB HID core driver [ 56.763778] oprofile: using timer interrupt. [ 56.791181] TCP: bic registered [ 56.791822] Initializing XFRM netlink socket [ 56.919633] NET: Registered protocol family 10 [ 57.011760] sit: IPv6 over IPv4 tunneling driver [ 57.101670] NET: Registered protocol family 17 [ 57.110823] 8021q: 802.1Q VLAN Support v1.8 [ 57.163688] sctp: Hash tables configured (established 1638 bind 1638) [ 57.221777] Key type dns_resolver registered [ 57.287882] [ 57.287882] printing PIC contents [ 57.289400] ... PIC IMR: 21f8 [ 57.290506] ... PIC IRR: 0010 [ 57.291012] ... PIC ISR: 0000 [ 57.291546] ... PIC ELCR: 0e00 [ 57.354836] PM: Hibernation image not present or could not be loaded. [ 57.359442] registered taskstats version 1 [ 57.418731] rtc-test rtc-test.0: setting system clock to 2012-12-14 23:36:02 UTC (1355528162) [ 57.428802] BIOS EDD facility v0.16 2004-Jun-25, 6 devices found [ 57.702661] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 57.703639] 8021q: adding VLAN 0 to HW filter on device eth0 [ 59.714328] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX [ 59.722070] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 59.738600] Sending DHCP requests ., OK [ 59.779299] IP-Config: Got DHCP answer from 10.0.2.2, my address is 10.0.2.15 [ 59.827769] IP-Config: Complete: [ 59.829367] device=eth0, hwaddr=52:54:00:12:34:56, ipaddr=10.0.2.15, mask=255.255.255.0, gw=10.0.2.2 [ 59.830946] host=kvm, domain=, nis-domain=(none) [ 59.831760] bootserver=10.0.2.2, rootserver=10.239.97.14, rootpath= [ 59.833421] nameserver0=10.0.2.3[ 59.860893] md: Waiting for all devices to be available before autodetect [ 59.862050] md: If you don't use raid, use raid=noautodetect [ 59.951923] md: Autodetecting RAID arrays. [ 59.953222] md: Scanned 0 and added 0 devices. [ 59.953868] md: autorun ... [ 59.954327] md: ... autorun DONE. [ 60.389205] VFS: Mounted root (nfs filesystem) on device 0:12. [ 60.394063] debug: unmapping init [mem 0xffffffff81d0a000-0xffffffff81fbcfff] [ 67.512488] modprobe (1197) used greatest stack depth: 3072 bytes left [ 76.529600] S01glibc.sh (1202) used greatest stack depth: 2880 bytes left [ 161.176483] divide error: 0000 [#1] SMP DEBUG_PAGEALLOC [ 161.176483] Modules linked in: [ 161.176483] CPU 0 [ 161.176483] Pid: 1369, comm: blkid Not tainted 3.7.0-03735-g945010d #4177 Bochs Bochs [ 161.176483] RIP: 0010:[] [] cfq_group_service_tree_add+0xae/0xc5 [ 161.176483] RSP: 0018:ffff8800194e99d8 EFLAGS: 00000046 [ 161.176483] RAX: 0000000000000000 RBX: ffff88001b9e9fb0 RCX: 0000000000000000 [ 161.176483] RDX: 0000000000000000 RSI: ffff88001b6bba20 RDI: ffff88001b9e9fb0 [ 161.176483] RBP: ffff8800194e99e8 R08: 0000000000000001 R09: 0000000000000000 [ 161.176483] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001b9e9fb0 [ 161.176483] R13: ffff88001b6bba20 R14: 00000000ffff7859 R15: ffff88001b9ea088 [ 161.176483] FS: 00007f18d51c9740(0000) GS:ffff88001f200000(0000) knlGS:0000000000000000 [ 161.176483] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 161.176483] CR2: 00007f6c8e8f46c0 CR3: 0000000019f5d000 CR4: 00000000000006f0 [ 161.176483] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 161.176483] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 161.176483] Process blkid (pid: 1369, threadinfo ffff8800194e8000, task ffff8800194e0000) [ 161.176483] Stack: [ 161.176483] 0000000000000000 ffff88001b6bba18 ffff8800194e9a48 ffffffff812f8891 [ 161.176483] ffff8800194e9a28 ffffffff00000001 ffffffff00000001 00000019004e06a0 [ 161.176483] 0000000200000000 ffff88001cedf5e0 ffff88001b6bba18 ffff88001bb2c540 [ 161.176483] Call Trace: [ 161.176483] [] cfq_service_tree_add+0x25d/0x26c [ 161.176483] [] cfq_add_rq_rb+0xdc/0x12b [ 161.176483] [] cfq_insert_request+0xce/0x50f [ 161.176483] [] ? I_BDEV+0xd/0xd [ 161.176483] [] __elv_add_request+0x193/0x204 [ 161.176483] [] blk_flush_plug_list+0x187/0x1e2 [ 161.176483] [] blk_finish_plug+0x15/0x36 [ 161.176483] [] __do_page_cache_readahead+0x22d/0x24f [ 161.176483] [] ? __do_page_cache_readahead+0xa4/0x24f [ 161.176483] [] ? retint_restore_args+0x13/0x13 [ 161.176483] [] ? trace_hardirqs_off+0xd/0xf [ 161.176483] [] force_page_cache_readahead+0x6a/0x97 [ 161.176483] [] page_cache_sync_readahead+0x2e/0x42 [ 161.176483] [] generic_file_aio_read+0x276/0x650 [ 161.176483] [] ? save_trace+0x3d/0xaf [ 161.176483] [] blkdev_aio_read+0x5f/0x66 [ 161.176483] [] do_sync_read+0x96/0xd6 [ 161.176483] [] vfs_read+0xa3/0x12f [ 161.176483] [] sys_read+0x4c/0x80 [ 161.176483] [] system_call_fastpath+0x16/0x1b [ 161.176483] Code: 08 00 00 00 00 48 89 fe 48 c7 43 10 00 00 00 00 48 89 df 48 89 1a e8 1e 95 00 00 8b 43 38 8b 4b 24 31 d2 ff 43 20 01 c1 c1 e0 0c f1 89 4b 24 b9 01 00 00 00 85 c0 0f 45 c8 89 4b 28 41 59 5b [ 161.176483] RIP [] cfq_group_service_tree_add+0xae/0xc5 [ 161.176483] RSP [ 161.176483] ---[ end trace 597483f2065d40cf ]--- [ 161.176483] BUG: sleeping function called from invalid context at /c/kernel-tests/src/stable/kernel/rwsem.c:20 [ 161.176483] in_atomic(): 1, irqs_disabled(): 1, pid: 1369, name: blkid [ 161.176483] INFO: lockdep is turned off. [ 161.176483] irq event stamp: 6118 [ 161.176483] hardirqs last enabled at (6117): [] _raw_spin_unlock_irq+0x2e/0x48 [ 161.176483] hardirqs last disabled at (6118): [] blk_flush_plug_list+0xff/0x1e2 [ 161.176483] softirqs last enabled at (6112): [] __do_softirq+0x1ca/0x231 [ 161.176483] softirqs last disabled at (6107): [] call_softirq+0x1c/0x30 [ 161.176483] Pid: 1369, comm: blkid Tainted: G D 3.7.0-03735-g945010d #4177 [ 161.176483] Call Trace: [ 161.176483] [] ? print_irqtrace_events+0xce/0xd2 [ 161.176483] [] __might_sleep+0x107/0x10b [ 161.176483] [] down_read+0x2a/0x91 [ 161.176483] [] exit_signals+0x26/0x129 [ 161.176483] [] do_exit+0x119/0x8f6 [ 161.176483] [] ? kmsg_dump+0xef/0x107 [ 161.176483] [] ? kmsg_dump+0x25/0x107 [ 161.176483] [] oops_end+0xaf/0xb8 [ 161.176483] [] die+0x5a/0x63 [ 161.176483] [] do_trap+0x6e/0x13a [ 161.176483] [] do_divide_error+0x9b/0xa4 [ 161.176483] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 161.176483] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 161.176483] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 161.176483] [] ? restore_args+0x30/0x30 [ 161.176483] [] divide_error+0x1e/0x30 [ 161.176483] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 161.176483] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 161.176483] [] cfq_service_tree_add+0x25d/0x26c [ 161.176483] [] cfq_add_rq_rb+0xdc/0x12b [ 161.176483] [] cfq_insert_request+0xce/0x50f [ 161.176483] [] ? I_BDEV+0xd/0xd [ 161.176483] [] __elv_add_request+0x193/0x204 [ 161.176483] [] blk_flush_plug_list+0x187/0x1e2 [ 161.176483] [] blk_finish_plug+0x15/0x36 [ 161.176483] [] __do_page_cache_readahead+0x22d/0x24f [ 161.176483] [] ? __do_page_cache_readahead+0xa4/0x24f [ 161.176483] [] ? retint_restore_args+0x13/0x13 [ 161.176483] [] ? trace_hardirqs_off+0xd/0xf [ 161.176483] [] force_page_cache_readahead+0x6a/0x97 [ 161.176483] [] page_cache_sync_readahead+0x2e/0x42 [ 161.176483] [] generic_file_aio_read+0x276/0x650 [ 161.176483] [] ? save_trace+0x3d/0xaf [ 161.176483] [] blkdev_aio_read+0x5f/0x66 [ 161.176483] [] do_sync_read+0x96/0xd6 [ 161.176483] [] vfs_read+0xa3/0x12f [ 161.176483] [] sys_read+0x4c/0x80 [ 161.176483] [] system_call_fastpath+0x16/0x1b [ 161.176483] note: blkid[1369] exited with preempt_count 1 [ 161.283858] BUG: scheduling while atomic: blkid/1369/0x10000002 [ 161.285148] INFO: lockdep is turned off. [ 161.285757] Modules linked in: [ 161.286416] Pid: 1369, comm: blkid Tainted: G D 3.7.0-03735-g945010d #4177 [ 161.287496] Call Trace: [ 161.287993] [] __schedule_bug+0x68/0x76 [ 161.289184] [] __schedule+0xb0/0x881 [ 161.290018] [] ? number.isra.1+0x128/0x238 [ 161.290842] [] ? zap_class+0x6/0x8f [ 161.291652] [] ? trace_hardirqs_off+0xd/0xf [ 161.292889] [] ? unmap_page_range+0x29b/0x6af [ 161.293818] [] __cond_resched+0x27/0x32 [ 161.294681] [] _cond_resched+0x2e/0x35 [ 161.295525] [] unmap_page_range+0x580/0x6af [ 161.296732] [] unmap_single_vma+0xc8/0xd3 [ 161.297618] [] ? __pagevec_lru_add+0x1e/0x20 [ 161.298528] [] unmap_vmas+0x32/0x49 [ 161.299347] [] exit_mmap+0x94/0x122 [ 161.300481] [] mmput+0x5e/0xbe [ 161.301256] [] do_exit+0x2f4/0x8f6 [ 161.302040] [] ? kmsg_dump+0xef/0x107 [ 161.302817] [] ? kmsg_dump+0x25/0x107 [ 161.303661] [] oops_end+0xaf/0xb8 [ 161.304778] [] die+0x5a/0x63 [ 161.305550] [] do_trap+0x6e/0x13a [ 161.306354] [] do_divide_error+0x9b/0xa4 [ 161.307204] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 161.309297] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 161.310303] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 161.311268] [] ? restore_args+0x30/0x30 [ 161.312447] [] divide_error+0x1e/0x30 [ 161.313312] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 161.314306] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 161.315292] [] cfq_service_tree_add+0x25d/0x26c [ 161.316534] [] cfq_add_rq_rb+0xdc/0x12b [ 161.317415] [] cfq_insert_request+0xce/0x50f [ 161.318314] [] ? I_BDEV+0xd/0xd [ 161.319081] [] __elv_add_request+0x193/0x204 [ 161.319961] [] blk_flush_plug_list+0x187/0x1e2 [ 161.321223] [] blk_finish_plug+0x15/0x36 [ 161.322111] [] __do_page_cache_readahead+0x22d/0x24f [ 161.323082] [] ? __do_page_cache_readahead+0xa4/0x24f [ 161.324383] [] ? retint_restore_args+0x13/0x13 [ 161.325342] [] ? trace_hardirqs_off+0xd/0xf [ 161.326226] [] force_page_cache_readahead+0x6a/0x97 [ 161.327206] [] page_cache_sync_readahead+0x2e/0x42 [ 161.328490] [] generic_file_aio_read+0x276/0x650 [ 161.329450] [] ? save_trace+0x3d/0xaf [ 161.330294] [] blkdev_aio_read+0x5f/0x66 [ 161.331142] [] do_sync_read+0x96/0xd6 [ 161.331974] [] vfs_read+0xa3/0x12f [ 161.333127] [] sys_read+0x4c/0x80 [ 161.333907] [] system_call_fastpath+0x16/0x1b [ 162.321090] divide error: 0000 [#2] SMP DEBUG_PAGEALLOC [ 162.322317] Modules linked in: [ 162.322840] CPU 0 [ 162.323262] Pid: 1377, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 Bochs Bochs [ 162.324375] RIP: 0010:[] [] cfq_group_service_tree_add+0xae/0xc5 [ 162.324375] RSP: 0018:ffff8800194dd9d8 EFLAGS: 00000046 [ 162.324375] RAX: 0000000000000000 RBX: ffff88001b4b74d0 RCX: 0000000000000000 [ 162.324375] RDX: 0000000000000000 RSI: ffff88001b4b4550 RDI: ffff88001b4b74d0 [ 162.324375] RBP: ffff8800194dd9e8 R08: 0000000000000001 R09: 0000000000000000 [ 162.324375] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001b4b74d0 [ 162.324375] R13: ffff88001b4b4550 R14: 00000000ffff7978 R15: ffff88001b4b75a8 [ 162.324375] FS: 00007f49f85e0740(0000) GS:ffff88001f200000(0000) knlGS:0000000000000000 [ 162.324375] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 162.324375] CR2: 00007f49f81d1290 CR3: 0000000019f56000 CR4: 00000000000006f0 [ 162.324375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 162.324375] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 162.324375] Process blkid (pid: 1377, threadinfo ffff8800194dc000, task ffff8800195e2370) [ 162.324375] Stack: [ 162.324375] 0000000000000000 ffff88001b4b4548 ffff8800194dda48 ffffffff812f8891 [ 162.324375] ffff8800194dda28 ffffffff00000001 ffffffff00000001 0000001900000000 [ 162.324375] 0000000200000000 ffff88001cede8c0 ffff88001b4b4548 ffff88001bb2c7e0 [ 162.324375] Call Trace: [ 162.324375] [] cfq_service_tree_add+0x25d/0x26c [ 162.324375] [] cfq_add_rq_rb+0xdc/0x12b [ 162.324375] [] cfq_insert_request+0xce/0x50f [ 162.324375] [] ? I_BDEV+0xd/0xd [ 162.324375] [] __elv_add_request+0x193/0x204 [ 162.324375] [] blk_flush_plug_list+0x187/0x1e2 [ 162.324375] [] blk_finish_plug+0x15/0x36 [ 162.324375] [] __do_page_cache_readahead+0x22d/0x24f [ 162.324375] [] ? __do_page_cache_readahead+0xa4/0x24f [ 162.324375] [] force_page_cache_readahead+0x6a/0x97 [ 162.324375] [] page_cache_sync_readahead+0x2e/0x42 [ 162.324375] [] generic_file_aio_read+0x276/0x650 [ 162.324375] [] blkdev_aio_read+0x5f/0x66 [ 162.324375] [] do_sync_read+0x96/0xd6 [ 162.324375] [] vfs_read+0xa3/0x12f [ 162.324375] [] sys_read+0x4c/0x80 [ 162.324375] [] system_call_fastpath+0x16/0x1b [ 162.324375] Code: 08 00 00 00 00 48 89 fe 48 c7 43 10 00 00 00 00 48 89 df 48 89 1a e8 1e 95 00 00 8b 43 38 8b 4b 24 31 d2 ff 43 20 01 c1 c1 e0 0c f1 89 4b 24 b9 01 00 00 00 85 c0 0f 45 c8 89 4b 28 41 59 5b [ 162.324375] RIP [] cfq_group_service_tree_add+0xae/0xc5 [ 162.324375] RSP [ 162.324375] ---[ end trace 597483f2065d40d0 ]--- [ 162.324375] BUG: sleeping function called from invalid context at /c/kernel-tests/src/stable/kernel/rwsem.c:20 [ 162.324375] in_atomic(): 1, irqs_disabled(): 1, pid: 1377, name: blkid [ 162.324375] INFO: lockdep is turned off. [ 162.324375] irq event stamp: 3048 [ 162.324375] hardirqs last enabled at (3047): [] retint_careful+0xb/0x3c [ 162.324375] hardirqs last disabled at (3048): [] _raw_spin_lock_irq+0x1f/0x86 [ 162.324375] softirqs last enabled at (3044): [] __do_softirq+0x1ca/0x231 [ 162.324375] softirqs last disabled at (3027): [] call_softirq+0x1c/0x30 [ 162.324375] Pid: 1377, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 162.324375] Call Trace: [ 162.324375] [] ? print_irqtrace_events+0xce/0xd2 [ 162.324375] [] __might_sleep+0x107/0x10b [ 162.324375] [] down_read+0x2a/0x91 [ 162.324375] [] exit_signals+0x26/0x129 [ 162.324375] [] do_exit+0x119/0x8f6 [ 162.324375] [] ? kmsg_dump+0xef/0x107 [ 162.324375] [] ? kmsg_dump+0x25/0x107 [ 162.324375] [] oops_end+0xaf/0xb8 [ 162.324375] [] die+0x5a/0x63 [ 162.324375] [] do_trap+0x6e/0x13a [ 162.324375] [] do_divide_error+0x9b/0xa4 [ 162.324375] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 162.324375] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 162.324375] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 162.324375] [] ? restore_args+0x30/0x30 [ 162.324375] [] divide_error+0x1e/0x30 [ 162.324375] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 162.324375] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 162.324375] [] cfq_service_tree_add+0x25d/0x26c [ 162.324375] [] cfq_add_rq_rb+0xdc/0x12b [ 162.324375] [] cfq_insert_request+0xce/0x50f [ 162.324375] [] ? I_BDEV+0xd/0xd [ 162.324375] [] __elv_add_request+0x193/0x204 [ 162.324375] [] blk_flush_plug_list+0x187/0x1e2 [ 162.324375] [] blk_finish_plug+0x15/0x36 [ 162.324375] [] __do_page_cache_readahead+0x22d/0x24f [ 162.324375] [] ? __do_page_cache_readahead+0xa4/0x24f [ 162.324375] [] force_page_cache_readahead+0x6a/0x97 [ 162.324375] [] page_cache_sync_readahead+0x2e/0x42 [ 162.324375] [] generic_file_aio_read+0x276/0x650 [ 162.324375] [] blkdev_aio_read+0x5f/0x66 [ 162.324375] [] do_sync_read+0x96/0xd6 [ 162.324375] [] vfs_read+0xa3/0x12f [ 162.324375] [] sys_read+0x4c/0x80 [ 162.324375] [] system_call_fastpath+0x16/0x1b [ 162.324375] note: blkid[1377] exited with preempt_count 1 [ 162.410204] BUG: scheduling while atomic: blkid/1377/0x10000002 [ 162.411090] INFO: lockdep is turned off. [ 162.411663] Modules linked in: [ 162.412602] Pid: 1377, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 162.413690] Call Trace: [ 162.414208] [] __schedule_bug+0x68/0x76 [ 162.415064] [] __schedule+0xb0/0x881 [ 162.415838] [] ? number.isra.1+0x128/0x238 [ 162.417116] [] ? zap_class+0x6/0x8f [ 162.417907] [] ? trace_hardirqs_off+0xd/0xf [ 162.418799] [] ? unmap_page_range+0x29b/0x6af [ 162.419719] [] __cond_resched+0x27/0x32 [ 162.420910] [] _cond_resched+0x2e/0x35 [ 162.421762] [] unmap_page_range+0x580/0x6af [ 162.422667] [] unmap_single_vma+0xc8/0xd3 [ 162.423549] [] ? __pagevec_lru_add+0x1e/0x20 [ 162.424768] [] unmap_vmas+0x32/0x49 [ 162.425600] [] exit_mmap+0x94/0x122 [ 162.426433] [] mmput+0x5e/0xbe [ 162.427190] [] do_exit+0x2f4/0x8f6 [ 162.427982] [] ? kmsg_dump+0xef/0x107 [ 162.429137] [] ? kmsg_dump+0x25/0x107 [ 162.429961] [] oops_end+0xaf/0xb8 [ 162.430729] [] die+0x5a/0x63 [ 162.431513] [] do_trap+0x6e/0x13a [ 162.432630] [] do_divide_error+0x9b/0xa4 [ 162.433518] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 162.434513] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 162.435498] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 162.436790] [] ? restore_args+0x30/0x30 [ 162.437670] [] divide_error+0x1e/0x30 [ 162.438517] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 162.439509] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 162.440817] [] cfq_service_tree_add+0x25d/0x26c [ 162.441769] [] cfq_add_rq_rb+0xdc/0x12b [ 162.442628] [] cfq_insert_request+0xce/0x50f [ 162.443582] [] ? I_BDEV+0xd/0xd [ 162.444678] [] __elv_add_request+0x193/0x204 [ 162.445608] [] blk_flush_plug_list+0x187/0x1e2 [ 162.446563] [] blk_finish_plug+0x15/0x36 [ 162.447434] [] __do_page_cache_readahead+0x22d/0x24f [ 162.448721] [] ? __do_page_cache_readahead+0xa4/0x24f [ 162.449737] [] force_page_cache_readahead+0x6a/0x97 [ 162.450699] [] page_cache_sync_readahead+0x2e/0x42 [ 162.451663] [] generic_file_aio_read+0x276/0x650 [ 162.452983] [] blkdev_aio_read+0x5f/0x66 [ 162.453863] [] do_sync_read+0x96/0xd6 [ 162.454717] [] vfs_read+0xa3/0x12f [ 162.455524] [] sys_read+0x4c/0x80 [ 162.457316] [] system_call_fastpath+0x16/0x1b [ 162.889918] divide error: 0000 [#3] SMP DEBUG_PAGEALLOC [ 162.891080] Modules linked in: [ 162.891616] CPU 0 [ 162.891988] Pid: 1376, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 Bochs Bochs [ 162.892456] RIP: 0010:[] [] cfq_group_service_tree_add+0xae/0xc5 [ 162.892456] RSP: 0018:ffff8800194ff9d8 EFLAGS: 00000046 [ 162.892456] RAX: 0000000000000000 RBX: ffff88001b4b7a18 RCX: 0000000000000000 [ 162.892456] RDX: 0000000000000000 RSI: ffff88001b4b4008 RDI: ffff88001b4b7a18 [ 162.892456] RBP: ffff8800194ff9e8 R08: 0000000000000001 R09: 0000000000000000 [ 162.892456] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001b4b7a18 [ 162.892456] R13: ffff88001b4b4008 R14: 00000000ffff7a06 R15: ffff88001b4b7af0 [ 162.892456] FS: 00007fb1af517740(0000) GS:ffff88001f200000(0000) knlGS:0000000000000000 [ 162.892456] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 162.892456] CR2: 00007fb1af108290 CR3: 0000000019435000 CR4: 00000000000006f0 [ 162.892456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 162.892456] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 162.892456] Process blkid (pid: 1376, threadinfo ffff8800194fe000, task ffff8800195e46e0) [ 162.892456] Stack: [ 162.892456] 0000000000000000 ffff88001b4b4000 ffff8800194ffa48 ffffffff812f8891 [ 162.892456] ffff8800194ffa28 ffffffff00000001 ffffffff00000001 0000001900000000 [ 162.892456] 0000000200000000 ffff88001cedf3b0 ffff88001b4b4000 ffff88001bb2d7a0 [ 162.892456] Call Trace: [ 162.892456] [] cfq_service_tree_add+0x25d/0x26c [ 162.892456] [] cfq_add_rq_rb+0xdc/0x12b [ 162.892456] [] cfq_insert_request+0xce/0x50f [ 162.892456] [] ? I_BDEV+0xd/0xd [ 162.892456] [] __elv_add_request+0x193/0x204 [ 162.892456] [] blk_flush_plug_list+0x187/0x1e2 [ 162.892456] [] blk_finish_plug+0x15/0x36 [ 162.892456] [] __do_page_cache_readahead+0x22d/0x24f [ 162.892456] [] ? __do_page_cache_readahead+0xa4/0x24f [ 162.892456] [] force_page_cache_readahead+0x6a/0x97 [ 162.892456] [] page_cache_sync_readahead+0x2e/0x42 [ 162.892456] [] generic_file_aio_read+0x276/0x650 [ 162.892456] [] blkdev_aio_read+0x5f/0x66 [ 162.892456] [] do_sync_read+0x96/0xd6 [ 162.892456] [] vfs_read+0xa3/0x12f [ 162.892456] [] sys_read+0x4c/0x80 [ 162.892456] [] system_call_fastpath+0x16/0x1b [ 162.892456] Code: 08 00 00 00 00 48 89 fe 48 c7 43 10 00 00 00 00 48 89 df 48 89 1a e8 1e 95 00 00 8b 43 38 8b 4b 24 31 d2 ff 43 20 01 c1 c1 e0 0c f1 89 4b 24 b9 01 00 00 00 85 c0 0f 45 c8 89 4b 28 41 59 5b [ 162.892456] RIP [] cfq_group_service_tree_add+0xae/0xc5 [ 162.892456] RSP [ 162.892456] ---[ end trace 597483f2065d40d1 ]--- [ 162.892456] note: blkid[1376] exited with preempt_count 1 [ 162.937755] BUG: scheduling while atomic: blkid/1376/0x10000002 [ 162.938632] INFO: lockdep is turned off. [ 162.939237] Modules linked in: [ 162.939839] Pid: 1376, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 162.941339] Call Trace: [ 162.941816] [] __schedule_bug+0x68/0x76 [ 162.942680] [] __schedule+0xb0/0x881 [ 162.943510] [] ? number.isra.1+0x128/0x238 [ 162.944737] [] ? unmap_page_range+0x29b/0x6af [ 162.945681] [] __cond_resched+0x27/0x32 [ 162.946542] [] _cond_resched+0x2e/0x35 [ 162.947395] [] unmap_page_range+0x580/0x6af [ 162.948630] [] unmap_single_vma+0xc8/0xd3 [ 162.949528] [] ? __pagevec_lru_add+0x1e/0x20 [ 162.950439] [] unmap_vmas+0x32/0x49 [ 162.951247] [] exit_mmap+0x94/0x122 [ 162.952411] [] mmput+0x5e/0xbe [ 162.953189] [] do_exit+0x2f4/0x8f6 [ 162.953983] [] ? kmsg_dump+0xef/0x107 [ 162.954782] [] ? kmsg_dump+0x25/0x107 [ 162.955624] [] oops_end+0xaf/0xb8 [ 162.956760] [] die+0x5a/0x63 [ 162.957531] [] do_trap+0x6e/0x13a [ 162.958341] [] do_divide_error+0x9b/0xa4 [ 162.959197] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 162.960534] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 162.961544] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 162.962521] [] ? restore_args+0x30/0x30 [ 162.963382] [] divide_error+0x1e/0x30 [ 162.964551] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 162.965563] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 162.966559] [] cfq_service_tree_add+0x25d/0x26c [ 162.967496] [] cfq_add_rq_rb+0xdc/0x12b [ 162.968681] [] cfq_insert_request+0xce/0x50f [ 162.969605] [] ? I_BDEV+0xd/0xd [ 162.970394] [] __elv_add_request+0x193/0x204 [ 162.971301] [] blk_flush_plug_list+0x187/0x1e2 [ 162.972559] [] blk_finish_plug+0x15/0x36 [ 162.973453] [] __do_page_cache_readahead+0x22d/0x24f [ 162.974435] [] ? __do_page_cache_readahead+0xa4/0x24f [ 162.975441] [] force_page_cache_readahead+0x6a/0x97 [ 162.976746] [] page_cache_sync_readahead+0x2e/0x42 [ 162.977724] [] generic_file_aio_read+0x276/0x650 [ 162.978682] [] blkdev_aio_read+0x5f/0x66 [ 162.979542] [] do_sync_read+0x96/0xd6 [ 162.980724] [] vfs_read+0xa3/0x12f [ 162.981641] [] sys_read+0x4c/0x80 [ 162.982457] [] system_call_fastpath+0x16/0x1b [ 163.330522] divide error: 0000 [#4] SMP DEBUG_PAGEALLOC [ 163.331608] Modules linked in: [ 163.332253] CPU 0 [ 163.332377] Pid: 1378, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 Bochs Bochs [ 163.332377] RIP: 0010:[] [] cfq_group_service_tree_add+0xae/0xc5 [ 163.332377] RSP: 0018:ffff880019f859d8 EFLAGS: 00000046 [ 163.332377] RAX: 0000000000000000 RBX: ffff88001b4b6f88 RCX: 0000000000000000 [ 163.332377] RDX: 0000000000000000 RSI: ffff88001b4b4a98 RDI: ffff88001b4b6f88 [ 163.332377] RBP: ffff880019f859e8 R08: 0000000000000001 R09: 0000000000000000 [ 163.332377] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001b4b6f88 [ 163.332377] R13: ffff88001b4b4a98 R14: 00000000ffff7a74 R15: ffff88001b4b7060 [ 163.332377] FS: 00007f12c544d740(0000) GS:ffff88001f200000(0000) knlGS:0000000000000000 [ 163.332377] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 163.332377] CR2: 00007f12c503e290 CR3: 0000000019ff7000 CR4: 00000000000006f0 [ 163.332377] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 163.332377] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 163.332377] Process blkid (pid: 1378, threadinfo ffff880019f84000, task ffff880019f7a370) [ 163.332377] Stack: [ 163.332377] 0000000000000000 ffff88001b4b4a90 ffff880019f85a48 ffffffff812f8891 [ 163.332377] ffff880019f85a28 ffffffff00000001 ffffffff00000001 0000001900000000 [ 163.332377] 0000000200000000 ffff88001cedeaf0 ffff88001b4b4a90 ffff88001bb2ca80 [ 163.332377] Call Trace: [ 163.332377] [] cfq_service_tree_add+0x25d/0x26c [ 163.332377] [] cfq_add_rq_rb+0xdc/0x12b [ 163.332377] [] cfq_insert_request+0xce/0x50f [ 163.332377] [] ? I_BDEV+0xd/0xd [ 163.332377] [] __elv_add_request+0x193/0x204 [ 163.332377] [] blk_flush_plug_list+0x187/0x1e2 [ 163.332377] [] blk_finish_plug+0x15/0x36 [ 163.332377] [] __do_page_cache_readahead+0x22d/0x24f [ 163.332377] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.332377] [] force_page_cache_readahead+0x6a/0x97 [ 163.332377] [] page_cache_sync_readahead+0x2e/0x42 [ 163.332377] [] generic_file_aio_read+0x276/0x650 [ 163.332377] [] blkdev_aio_read+0x5f/0x66 [ 163.332377] [] do_sync_read+0x96/0xd6 [ 163.332377] [] vfs_read+0xa3/0x12f [ 163.332377] [] sys_read+0x4c/0x80 [ 163.332377] [] system_call_fastpath+0x16/0x1b [ 163.332377] Code: 08 00 00 00 00 48 89 fe 48 c7 43 10 00 00 00 00 48 89 df 48 89 1a e8 1e 95 00 00 8b 43 38 8b 4b 24 31 d2 ff 43 20 01 c1 c1 e0 0c f1 89 4b 24 b9 01 00 00 00 85 c0 0f 45 c8 89 4b 28 41 59 5b [ 163.332377] RIP [] cfq_group_service_tree_add+0xae/0xc5 [ 163.332377] RSP [ 163.332377] ---[ end trace 597483f2065d40d2 ]--- [ 163.332377] BUG: sleeping function called from invalid context at /c/kernel-tests/src/stable/kernel/rwsem.c:20 [ 163.332377] in_atomic(): 1, irqs_disabled(): 1, pid: 1378, name: blkid [ 163.332377] INFO: lockdep is turned off. [ 163.332377] irq event stamp: 2026 [ 163.332377] hardirqs last enabled at (2025): [] _raw_spin_unlock_irqrestore+0x47/0x65 [ 163.332377] hardirqs last disabled at (2026): [] _raw_spin_lock_irq+0x1f/0x86 [ 163.332377] softirqs last enabled at (1942): [] __do_softirq+0x1ca/0x231 [ 163.332377] softirqs last disabled at (1923): [] call_softirq+0x1c/0x30 [ 163.332377] Pid: 1378, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 163.332377] Call Trace: [ 163.332377] [] ? print_irqtrace_events+0xce/0xd2 [ 163.332377] [] __might_sleep+0x107/0x10b [ 163.332377] [] down_read+0x2a/0x91 [ 163.332377] [] exit_signals+0x26/0x129 [ 163.332377] [] do_exit+0x119/0x8f6 [ 163.332377] [] ? kmsg_dump+0xef/0x107 [ 163.332377] [] ? kmsg_dump+0x25/0x107 [ 163.332377] [] oops_end+0xaf/0xb8 [ 163.332377] [] die+0x5a/0x63 [ 163.332377] [] do_trap+0x6e/0x13a [ 163.332377] [] do_divide_error+0x9b/0xa4 [ 163.332377] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.332377] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 163.332377] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 163.332377] [] ? restore_args+0x30/0x30 [ 163.332377] [] divide_error+0x1e/0x30 [ 163.332377] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.332377] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 163.332377] [] cfq_service_tree_add+0x25d/0x26c [ 163.332377] [] cfq_add_rq_rb+0xdc/0x12b [ 163.332377] [] cfq_insert_request+0xce/0x50f [ 163.332377] [] ? I_BDEV+0xd/0xd [ 163.332377] [] __elv_add_request+0x193/0x204 [ 163.332377] [] blk_flush_plug_list+0x187/0x1e2 [ 163.332377] [] blk_finish_plug+0x15/0x36 [ 163.332377] [] __do_page_cache_readahead+0x22d/0x24f [ 163.332377] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.332377] [] force_page_cache_readahead+0x6a/0x97 [ 163.332377] [] page_cache_sync_readahead+0x2e/0x42 [ 163.332377] [] generic_file_aio_read+0x276/0x650 [ 163.332377] [] blkdev_aio_read+0x5f/0x66 [ 163.332377] [] do_sync_read+0x96/0xd6 [ 163.332377] [] vfs_read+0xa3/0x12f [ 163.332377] [] sys_read+0x4c/0x80 [ 163.332377] [] system_call_fastpath+0x16/0x1b [ 163.332377] note: blkid[1378] exited with preempt_count 1 [ 163.416562] BUG: scheduling while atomic: blkid/1378/0x10000002 [ 163.417367] INFO: lockdep is turned off. [ 163.417917] Modules linked in: [ 163.418464] Pid: 1378, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 163.419478] Call Trace: [ 163.419953] [] __schedule_bug+0x68/0x76 [ 163.421375] [] __schedule+0xb0/0x881 [ 163.422222] [] ? number.isra.1+0x128/0x238 [ 163.423096] [] ? zap_class+0x6/0x8f [ 163.423886] [] ? trace_hardirqs_off+0xd/0xf [ 163.425196] [] ? unmap_page_range+0x29b/0x6af [ 163.426127] [] __cond_resched+0x27/0x32 [ 163.426944] [] _cond_resched+0x2e/0x35 [ 163.427800] [] unmap_page_range+0x580/0x6af [ 163.429050] [] unmap_single_vma+0xc8/0xd3 [ 163.429934] [] ? __pagevec_lru_add+0x1e/0x20 [ 163.430856] [] unmap_vmas+0x32/0x49 [ 163.431708] [] exit_mmap+0x94/0x122 [ 163.432872] [] mmput+0x5e/0xbe [ 163.433662] [] do_exit+0x2f4/0x8f6 [ 163.434475] [] ? kmsg_dump+0xef/0x107 [ 163.435330] [] ? kmsg_dump+0x25/0x107 [ 163.436505] [] oops_end+0xaf/0xb8 [ 163.437388] [] die+0x5a/0x63 [ 163.438105] [] do_trap+0x6e/0x13a [ 163.438871] [] do_divide_error+0x9b/0xa4 [ 163.439741] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.441105] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 163.442105] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 163.443063] [] ? restore_args+0x30/0x30 [ 163.443898] [] divide_error+0x1e/0x30 [ 163.445126] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.446164] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 163.447186] [] cfq_service_tree_add+0x25d/0x26c [ 163.448435] [] cfq_add_rq_rb+0xdc/0x12b [ 163.449329] [] cfq_insert_request+0xce/0x50f [ 163.450211] [] ? I_BDEV+0xd/0xd [ 163.450941] [] __elv_add_request+0x193/0x204 [ 163.451843] [] blk_flush_plug_list+0x187/0x1e2 [ 163.453155] [] blk_finish_plug+0x15/0x36 [ 163.454037] [] __do_page_cache_readahead+0x22d/0x24f [ 163.455150] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.456479] [] force_page_cache_readahead+0x6a/0x97 [ 163.457483] [] page_cache_sync_readahead+0x2e/0x42 [ 163.458450] [] generic_file_aio_read+0x276/0x650 [ 163.459407] [] blkdev_aio_read+0x5f/0x66 [ 163.460589] [] do_sync_read+0x96/0xd6 [ 163.461463] [] vfs_read+0xa3/0x12f [ 163.462359] [] sys_read+0x4c/0x80 [ 163.463142] [] system_call_fastpath+0x16/0x1b [ 163.557805] BUG: scheduling while atomic: blkid/1378/0x10000002 [ 163.558801] INFO: lockdep is turned off. [ 163.559437] Modules linked in: [ 163.560026] Pid: 1378, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 163.561549] Call Trace: [ 163.562058] [] __schedule_bug+0x68/0x76 [ 163.562914] [] __schedule+0xb0/0x881 [ 163.563757] [] ? trace_hardirqs_on+0xd/0xf [ 163.564987] [] ? __slab_free+0x350/0x3b7 [ 163.565885] [] ? put_files_struct+0x27/0x172 [ 163.566795] [] __cond_resched+0x27/0x32 [ 163.567655] [] _cond_resched+0x2e/0x35 [ 163.568922] [] put_files_struct+0xda/0x172 [ 163.569868] [] ? put_files_struct+0x27/0x172 [ 163.570771] [] exit_files+0x49/0x52 [ 163.571590] [] do_exit+0x34e/0x8f6 [ 163.572773] [] ? kmsg_dump+0xef/0x107 [ 163.573636] [] ? kmsg_dump+0x25/0x107 [ 163.574478] [] oops_end+0xaf/0xb8 [ 163.575325] [] die+0x5a/0x63 [ 163.576014] [] do_trap+0x6e/0x13a [ 163.577179] [] do_divide_error+0x9b/0xa4 [ 163.578009] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.579004] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 163.579981] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 163.581341] [] ? restore_args+0x30/0x30 [ 163.582194] [] divide_error+0x1e/0x30 [ 163.583044] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.584198] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 163.585595] [] cfq_service_tree_add+0x25d/0x26c [ 163.586535] [] cfq_add_rq_rb+0xdc/0x12b [ 163.587437] [] cfq_insert_request+0xce/0x50f [ 163.588660] [] ? I_BDEV+0xd/0xd [ 163.589483] [] __elv_add_request+0x193/0x204 [ 163.590423] [] blk_flush_plug_list+0x187/0x1e2 [ 163.591351] [] blk_finish_plug+0x15/0x36 [ 163.592530] [] __do_page_cache_readahead+0x22d/0x24f [ 163.593531] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.594538] [] force_page_cache_readahead+0x6a/0x97 [ 163.595514] [] page_cache_sync_readahead+0x2e/0x42 [ 163.596799] [] generic_file_aio_read+0x276/0x650 [ 163.597782] [] blkdev_aio_read+0x5f/0x66 [ 163.598721] [] do_sync_read+0x96/0xd6 [ 163.599572] [] vfs_read+0xa3/0x12f [ 163.600698] [] sys_read+0x4c/0x80 [ 163.601543] [] system_call_fastpath+0x16/0x1b [ 163.692977] divide error: 0000 [#5] SMP DEBUG_PAGEALLOC [ 163.694131] Modules linked in: [ 163.694686] CPU 0 [ 163.695014] Pid: 1380, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 Bochs Bochs [ 163.696385] RIP: 0010:[] [] cfq_group_service_tree_add+0xae/0xc5 [ 163.696385] RSP: 0018:ffff8800195339d8 EFLAGS: 00000046 [ 163.696385] RAX: 0000000000000000 RBX: ffff88001b4b6a40 RCX: 0000000000000000 [ 163.696385] RDX: 0000000000000000 RSI: ffff88001b4b4fe0 RDI: ffff88001b4b6a40 [ 163.696385] RBP: ffff8800195339e8 R08: 0000000000000001 R09: 0000000000000000 [ 163.696385] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001b4b6a40 [ 163.696385] R13: ffff88001b4b4fe0 R14: 00000000ffff7acf R15: ffff88001b4b6b18 [ 163.696385] FS: 00007fd416ffd740(0000) GS:ffff88001f200000(0000) knlGS:0000000000000000 [ 163.696385] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 163.696385] CR2: 00007fd416bee290 CR3: 000000001953e000 CR4: 00000000000006f0 [ 163.696385] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 163.696385] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 163.696385] Process blkid (pid: 1380, threadinfo ffff880019532000, task ffff880019f7c6e0) [ 163.696385] Stack: [ 163.696385] 0000000000000000 ffff88001b4b4fd8 ffff880019533a48 ffffffff812f8891 [ 163.696385] ffff880019533a28 ffffffff00000001 ffffffff00000001 0000001900000000 [ 163.696385] 0000000200000000 ffff88001cedf180 ffff88001b4b4fd8 ffff88001bb2d500 [ 163.696385] Call Trace: [ 163.696385] [] cfq_service_tree_add+0x25d/0x26c [ 163.696385] [] cfq_add_rq_rb+0xdc/0x12b [ 163.696385] [] cfq_insert_request+0xce/0x50f [ 163.696385] [] ? I_BDEV+0xd/0xd [ 163.696385] [] __elv_add_request+0x193/0x204 [ 163.696385] [] blk_flush_plug_list+0x187/0x1e2 [ 163.696385] [] blk_finish_plug+0x15/0x36 [ 163.696385] [] __do_page_cache_readahead+0x22d/0x24f [ 163.696385] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.696385] [] force_page_cache_readahead+0x6a/0x97 [ 163.696385] [] page_cache_sync_readahead+0x2e/0x42 [ 163.696385] [] generic_file_aio_read+0x276/0x650 [ 163.696385] [] blkdev_aio_read+0x5f/0x66 [ 163.696385] [] do_sync_read+0x96/0xd6 [ 163.696385] [] vfs_read+0xa3/0x12f [ 163.696385] [] sys_read+0x4c/0x80 [ 163.696385] [] system_call_fastpath+0x16/0x1b [ 163.696385] Code: 08 00 00 00 00 48 89 fe 48 c7 43 10 00 00 00 00 48 89 df 48 89 1a e8 1e 95 00 00 8b 43 38 8b 4b 24 31 d2 ff 43 20 01 c1 c1 e0 0c f1 89 4b 24 b9 01 00 00 00 85 c0 0f 45 c8 89 4b 28 41 59 5b [ 163.696385] RIP [] cfq_group_service_tree_add+0xae/0xc5 [ 163.696385] RSP [ 163.696385] ---[ end trace 597483f2065d40d3 ]--- [ 163.696385] note: blkid[1380] exited with preempt_count 1 [ 163.741137] BUG: scheduling while atomic: blkid/1380/0x10000002 [ 163.741972] INFO: lockdep is turned off. [ 163.743236] Modules linked in: [ 163.743802] Pid: 1380, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 163.745298] Call Trace: [ 163.745779] [] __schedule_bug+0x68/0x76 [ 163.746649] [] __schedule+0xb0/0x881 [ 163.747487] [] ? number.isra.1+0x128/0x238 [ 163.748694] [] ? unmap_page_range+0x29b/0x6af [ 163.749645] [] __cond_resched+0x27/0x32 [ 163.750512] [] _cond_resched+0x2e/0x35 [ 163.751363] [] unmap_page_range+0x580/0x6af [ 163.752575] [] unmap_single_vma+0xc8/0xd3 [ 163.753482] [] ? __pagevec_lru_add+0x1e/0x20 [ 163.754393] [] unmap_vmas+0x32/0x49 [ 163.755201] [] exit_mmap+0x94/0x122 [ 163.755973] [] mmput+0x5e/0xbe [ 163.757050] [] do_exit+0x2f4/0x8f6 [ 163.757871] [] ? kmsg_dump+0xef/0x107 [ 163.758712] [] ? kmsg_dump+0x25/0x107 [ 163.759551] [] oops_end+0xaf/0xb8 [ 163.760649] [] die+0x5a/0x63 [ 163.761483] [] do_trap+0x6e/0x13a [ 163.762291] [] do_divide_error+0x9b/0xa4 [ 163.763131] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.764502] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 163.765512] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 163.766493] [] ? restore_args+0x30/0x30 [ 163.767355] [] divide_error+0x1e/0x30 [ 163.768496] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.769538] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 163.770532] [] cfq_service_tree_add+0x25d/0x26c [ 163.771471] [] cfq_add_rq_rb+0xdc/0x12b [ 163.772634] [] cfq_insert_request+0xce/0x50f [ 163.773557] [] ? I_BDEV+0xd/0xd [ 163.774343] [] __elv_add_request+0x193/0x204 [ 163.775232] [] blk_flush_plug_list+0x187/0x1e2 [ 163.776466] [] blk_finish_plug+0x15/0x36 [ 163.777364] [] __do_page_cache_readahead+0x22d/0x24f [ 163.778343] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.779353] [] force_page_cache_readahead+0x6a/0x97 [ 163.780630] [] page_cache_sync_readahead+0x2e/0x42 [ 163.781621] [] generic_file_aio_read+0x276/0x650 [ 163.782576] [] blkdev_aio_read+0x5f/0x66 [ 163.783447] [] do_sync_read+0x96/0xd6 [ 163.784598] [] vfs_read+0xa3/0x12f [ 163.785430] [] sys_read+0x4c/0x80 [ 163.786214] [] system_call_fastpath+0x16/0x1b [ 163.873219] divide error: 0000 [#6] SMP DEBUG_PAGEALLOC [ 163.874346] Modules linked in: [ 163.874865] CPU 0 [ 163.875250] Pid: 1379, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 Bochs Bochs [ 163.876547] RIP: 0010:[] [] cfq_group_service_tree_add+0xae/0xc5 [ 163.876547] RSP: 0018:ffff8800194d79d8 EFLAGS: 00000046 [ 163.876547] RAX: 0000000000000000 RBX: ffff88001b4b64f8 RCX: 0000000000000000 [ 163.876547] RDX: 0000000000000000 RSI: ffff88001b4b5528 RDI: ffff88001b4b64f8 [ 163.876547] RBP: ffff8800194d79e8 R08: 0000000000000001 R09: 0000000000000000 [ 163.876547] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001b4b64f8 [ 163.876547] R13: ffff88001b4b5528 R14: 00000000ffff7afc R15: ffff88001b4b65d0 [ 163.876547] FS: 00007fab9e93d740(0000) GS:ffff88001f200000(0000) knlGS:0000000000000000 [ 163.876547] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 163.876547] CR2: 00007fab9e52e290 CR3: 000000001948a000 CR4: 00000000000006f0 [ 163.876547] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 163.876547] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 163.876547] Process blkid (pid: 1379, threadinfo ffff8800194d6000, task ffff880019f78000) [ 163.876547] Stack: [ 163.876547] 0000000000000000 ffff88001b4b5520 ffff8800194d7a48 ffffffff812f8891 [ 163.876547] ffff8800194d7a28 ffffffff00000001 ffffffff00000001 0000001900000000 [ 163.876547] 0000000200000000 ffff88001ceded20 ffff88001b4b5520 ffff88001bb2cd20 [ 163.876547] Call Trace: [ 163.876547] [] cfq_service_tree_add+0x25d/0x26c [ 163.876547] [] cfq_add_rq_rb+0xdc/0x12b [ 163.876547] [] cfq_insert_request+0xce/0x50f [ 163.876547] [] ? I_BDEV+0xd/0xd [ 163.876547] [] __elv_add_request+0x193/0x204 [ 163.876547] [] blk_flush_plug_list+0x187/0x1e2 [ 163.876547] [] blk_finish_plug+0x15/0x36 [ 163.876547] [] __do_page_cache_readahead+0x22d/0x24f [ 163.876547] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.876547] [] force_page_cache_readahead+0x6a/0x97 [ 163.876547] [] page_cache_sync_readahead+0x2e/0x42 [ 163.876547] [] generic_file_aio_read+0x276/0x650 [ 163.876547] [] blkdev_aio_read+0x5f/0x66 [ 163.876547] [] do_sync_read+0x96/0xd6 [ 163.876547] [] vfs_read+0xa3/0x12f [ 163.876547] [] sys_read+0x4c/0x80 [ 163.876547] [] system_call_fastpath+0x16/0x1b [ 163.876547] Code: 08 00 00 00 00 48 89 fe 48 c7 43 10 00 00 00 00 48 89 df 48 89 1a e8 1e 95 00 00 8b 43 38 8b 4b 24 31 d2 ff 43 20 01 c1 c1 e0 0c f1 89 4b 24 b9 01 00 00 00 85 c0 0f 45 c8 89 4b 28 41 59 5b [ 163.876547] RIP [] cfq_group_service_tree_add+0xae/0xc5 [ 163.876547] RSP [ 163.876547] ---[ end trace 597483f2065d40d4 ]--- [ 163.876547] note: blkid[1379] exited with preempt_count 1 [ 163.921361] BUG: scheduling while atomic: blkid/1379/0x10000002 [ 163.922231] INFO: lockdep is turned off. [ 163.922809] Modules linked in: [ 163.923429] Pid: 1379, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 163.924831] Call Trace: [ 163.925386] [] __schedule_bug+0x68/0x76 [ 163.926236] [] __schedule+0xb0/0x881 [ 163.927021] [] ? number.isra.1+0x128/0x238 [ 163.927904] [] ? unmap_page_range+0x29b/0x6af [ 163.929221] [] __cond_resched+0x27/0x32 [ 163.930065] [] _cond_resched+0x2e/0x35 [ 163.930907] [] unmap_page_range+0x580/0x6af [ 163.931821] [] unmap_single_vma+0xc8/0xd3 [ 163.933028] [] ? __pagevec_lru_add+0x1e/0x20 [ 163.933950] [] unmap_vmas+0x32/0x49 [ 163.934823] [] exit_mmap+0x94/0x122 [ 163.935656] [] mmput+0x5e/0xbe [ 163.936742] [] do_exit+0x2f4/0x8f6 [ 163.937578] [] ? kmsg_dump+0xef/0x107 [ 163.938422] [] ? kmsg_dump+0x25/0x107 [ 163.939249] [] oops_end+0xaf/0xb8 [ 163.939995] [] die+0x5a/0x63 [ 163.941208] [] do_trap+0x6e/0x13a [ 163.942001] [] do_divide_error+0x9b/0xa4 [ 163.942875] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.943882] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 163.945257] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 163.946254] [] ? restore_args+0x30/0x30 [ 163.947101] [] divide_error+0x1e/0x30 [ 163.947917] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 163.949317] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 163.950339] [] cfq_service_tree_add+0x25d/0x26c [ 163.951266] [] cfq_add_rq_rb+0xdc/0x12b [ 163.952428] [] cfq_insert_request+0xce/0x50f [ 163.953359] [] ? I_BDEV+0xd/0xd [ 163.954125] [] __elv_add_request+0x193/0x204 [ 163.954981] [] blk_flush_plug_list+0x187/0x1e2 [ 163.955916] [] blk_finish_plug+0x15/0x36 [ 163.957200] [] __do_page_cache_readahead+0x22d/0x24f [ 163.958199] [] ? __do_page_cache_readahead+0xa4/0x24f [ 163.959213] [] force_page_cache_readahead+0x6a/0x97 [ 163.960521] [] page_cache_sync_readahead+0x2e/0x42 [ 163.961514] [] generic_file_aio_read+0x276/0x650 [ 163.962484] [] blkdev_aio_read+0x5f/0x66 [ 163.963389] [] do_sync_read+0x96/0xd6 [ 163.964558] [] vfs_read+0xa3/0x12f [ 163.965398] [] sys_read+0x4c/0x80 [ 163.966199] [] system_call_fastpath+0x16/0x1b [ 165.211434] BUG: sleeping function called from invalid context at /c/kernel-tests/src/stable/mm/memory.c:1255 [ 165.218652] in_atomic(): 1, irqs_disabled(): 0, pid: 1369, name: blkid [ 165.219710] INFO: lockdep is turned off. [ 165.220956] Pid: 1369, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 165.222107] Call Trace: [ 165.222638] [] __might_sleep+0x107/0x10b [ 165.223541] [] unmap_page_range+0x577/0x6af [ 165.224844] [] unmap_single_vma+0xc8/0xd3 [ 165.225770] [] ? __pagevec_lru_add+0x1e/0x20 [ 165.226704] [] unmap_vmas+0x32/0x49 [ 165.227560] [] exit_mmap+0x94/0x122 [ 165.228837] [] mmput+0x5e/0xbe [ 165.229652] [] do_exit+0x2f4/0x8f6 [ 165.230499] [] ? kmsg_dump+0xef/0x107 [ 165.231369] [] ? kmsg_dump+0x25/0x107 [ 165.232618] [] oops_end+0xaf/0xb8 [ 165.233469] [] die+0x5a/0x63 [ 165.234239] [] do_trap+0x6e/0x13a [ 165.235069] [] do_divide_error+0x9b/0xa4 [ 165.235932] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.237428] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 165.238477] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 165.239488] [] ? restore_args+0x30/0x30 [ 165.240761] [] divide_error+0x1e/0x30 [ 165.241653] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.242677] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 165.243722] [] cfq_service_tree_add+0x25d/0x26c [ 165.245153] [] cfq_add_rq_rb+0xdc/0x12b [ 165.246063] [] cfq_insert_request+0xce/0x50f [ 165.247616] [] ? I_BDEV+0xd/0xd [ 165.248838] [] __elv_add_request+0x193/0x204 [ 165.249807] [] blk_flush_plug_list+0x187/0x1e2 [ 165.250766] [] blk_finish_plug+0x15/0x36 [ 165.251660] [] __do_page_cache_readahead+0x22d/0x24f [ 165.253118] [] ? __do_page_cache_readahead+0xa4/0x24f [ 165.254180] [] ? retint_restore_args+0x13/0x13 [ 165.255164] [] ? trace_hardirqs_off+0xd/0xf [ 165.256480] [] force_page_cache_readahead+0x6a/0x97 [ 165.257519] [] page_cache_sync_readahead+0x2e/0x42 [ 165.258527] [] generic_file_aio_read+0x276/0x650 [ 165.259505] [] ? save_trace+0x3d/0xaf [ 165.260794] [] blkdev_aio_read+0x5f/0x66 [ 165.261723] [] do_sync_read+0x96/0xd6 [ 165.262603] [] vfs_read+0xa3/0x12f [ 165.263430] [] sys_read+0x4c/0x80 [ 165.264647] [] system_call_fastpath+0x16/0x1b [ 165.265610] BUG: scheduling while atomic: blkid/1369/0x10000002 [ 165.266485] INFO: lockdep is turned off. [ 165.267124] Modules linked in: [ 165.267722] Pid: 1369, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 165.269334] Call Trace: [ 165.269858] [] __schedule_bug+0x68/0x76 [ 165.270756] [] __schedule+0xb0/0x881 [ 165.271619] [] ? show_trace_log_lvl+0x54/0x5d [ 165.272966] [] ? show_trace+0x15/0x17 [ 165.273824] [] __cond_resched+0x27/0x32 [ 165.274714] [] _cond_resched+0x2e/0x35 [ 165.275599] [] unmap_page_range+0x580/0x6af [ 165.276971] [] unmap_single_vma+0xc8/0xd3 [ 165.277863] [] ? __pagevec_lru_add+0x1e/0x20 [ 165.278806] [] unmap_vmas+0x32/0x49 [ 165.279653] [] exit_mmap+0x94/0x122 [ 165.280924] [] mmput+0x5e/0xbe [ 165.281726] [] do_exit+0x2f4/0x8f6 [ 165.282560] [] ? kmsg_dump+0xef/0x107 [ 165.283420] [] ? kmsg_dump+0x25/0x107 [ 165.284683] [] oops_end+0xaf/0xb8 [ 165.285537] [] die+0x5a/0x63 [ 165.286314] [] do_trap+0x6e/0x13a [ 165.287145] [] do_divide_error+0x9b/0xa4 [ 165.288139] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.289511] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 165.290558] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 165.291575] [] ? restore_args+0x30/0x30 [ 165.292852] [] divide_error+0x1e/0x30 [ 165.293790] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.294811] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 165.295838] [] cfq_service_tree_add+0x25d/0x26c [ 165.297266] [] cfq_add_rq_rb+0xdc/0x12b [ 165.298184] [] cfq_insert_request+0xce/0x50f [ 165.299116] [] ? I_BDEV+0xd/0xd [ 165.299874] [] __elv_add_request+0x193/0x204 [ 165.301261] [] blk_flush_plug_list+0x187/0x1e2 [ 165.302251] [] blk_finish_plug+0x15/0x36 [ 165.303146] [] __do_page_cache_readahead+0x22d/0x24f [ 165.304546] [] ? __do_page_cache_readahead+0xa4/0x24f [ 165.305599] [] ? retint_restore_args+0x13/0x13 [ 165.306566] [] ? trace_hardirqs_off+0xd/0xf [ 165.307498] [] force_page_cache_readahead+0x6a/0x97 [ 165.308947] [] page_cache_sync_readahead+0x2e/0x42 [ 165.309972] [] generic_file_aio_read+0x276/0x650 [ 165.310935] [] ? save_trace+0x3d/0xaf [ 165.311782] [] blkdev_aio_read+0x5f/0x66 [ 165.313161] [] do_sync_read+0x96/0xd6 [ 165.314067] [] vfs_read+0xa3/0x12f [ 165.314852] [] sys_read+0x4c/0x80 [ 165.315690] [] system_call_fastpath+0x16/0x1b [ 165.510062] BUG: scheduling while atomic: blkid/1380/0x10000002 [ 165.511070] INFO: lockdep is turned off. [ 165.511674] Modules linked in: [ 165.512684] Pid: 1380, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 165.513772] Call Trace: [ 165.514321] [] __schedule_bug+0x68/0x76 [ 165.515166] [] __schedule+0xb0/0x881 [ 165.515952] [] ? trace_hardirqs_on+0xd/0xf [ 165.517222] [] ? __slab_free+0x350/0x3b7 [ 165.518084] [] ? put_files_struct+0x27/0x172 [ 165.518952] [] __cond_resched+0x27/0x32 [ 165.519803] [] _cond_resched+0x2e/0x35 [ 165.520976] [] put_files_struct+0xda/0x172 [ 165.521875] [] ? put_files_struct+0x27/0x172 [ 165.522779] [] exit_files+0x49/0x52 [ 165.523595] [] do_exit+0x34e/0x8f6 [ 165.524718] [] ? kmsg_dump+0xef/0x107 [ 165.525568] [] ? kmsg_dump+0x25/0x107 [ 165.526408] [] oops_end+0xaf/0xb8 [ 165.527186] [] die+0x5a/0x63 [ 165.527883] [] do_trap+0x6e/0x13a [ 165.529034] [] do_divide_error+0x9b/0xa4 [ 165.529909] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.530900] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 165.531879] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 165.533240] [] ? restore_args+0x30/0x30 [ 165.534086] [] divide_error+0x1e/0x30 [ 165.534888] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.535876] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 165.537243] [] cfq_service_tree_add+0x25d/0x26c [ 165.538177] [] cfq_add_rq_rb+0xdc/0x12b [ 165.538978] [] cfq_insert_request+0xce/0x50f [ 165.539879] [] ? I_BDEV+0xd/0xd [ 165.540989] [] __elv_add_request+0x193/0x204 [ 165.541915] [] blk_flush_plug_list+0x187/0x1e2 [ 165.542822] [] blk_finish_plug+0x15/0x36 [ 165.543687] [] __do_page_cache_readahead+0x22d/0x24f [ 165.544987] [] ? __do_page_cache_readahead+0xa4/0x24f [ 165.546011] [] force_page_cache_readahead+0x6a/0x97 [ 165.546983] [] page_cache_sync_readahead+0x2e/0x42 [ 165.547987] [] generic_file_aio_read+0x276/0x650 [ 165.549319] [] blkdev_aio_read+0x5f/0x66 [ 165.550195] [] do_sync_read+0x96/0xd6 [ 165.550987] [] vfs_read+0xa3/0x12f [ 165.551786] [] sys_read+0x4c/0x80 [ 165.552908] [] system_call_fastpath+0x16/0x1b [ 165.852794] BUG: scheduling while atomic: blkid/1378/0x10000002 [ 165.853798] INFO: lockdep is turned off. [ 165.854428] Modules linked in: [ 165.854995] Pid: 1378, comm: blkid Tainted: G D W 3.7.0-03735-g945010d #4177 [ 165.856441] Call Trace: [ 165.856947] [] __schedule_bug+0x68/0x76 [ 165.857819] [] __schedule+0xb0/0x881 [ 165.858657] [] ? lg_local_unlock+0x20/0x42 [ 165.859547] [] ? mntput_no_expire+0x3f/0x11b [ 165.860755] [] ? mntput+0x2d/0x2f [ 165.861580] [] __cond_resched+0x27/0x32 [ 165.862439] [] _cond_resched+0x2e/0x35 [ 165.863270] [] task_work_run+0x96/0xac [ 165.864420] [] do_exit+0x35b/0x8f6 [ 165.865230] [] ? kmsg_dump+0xef/0x107 [ 165.866009] [] ? kmsg_dump+0x25/0x107 [ 165.866846] [] oops_end+0xaf/0xb8 [ 165.867638] [] die+0x5a/0x63 [ 165.868682] [] do_trap+0x6e/0x13a [ 165.869505] [] do_divide_error+0x9b/0xa4 [ 165.870368] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.871357] [] ? trace_hardirqs_off_caller+0x1f/0xa0 [ 165.872629] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 165.873622] [] ? restore_args+0x30/0x30 [ 165.874481] [] divide_error+0x1e/0x30 [ 165.875326] [] ? cfq_group_service_tree_add+0xae/0xc5 [ 165.876613] [] ? cfq_group_service_tree_add+0x9e/0xc5 [ 165.877619] [] cfq_service_tree_add+0x25d/0x26c [ 165.878555] [] cfq_add_rq_rb+0xdc/0x12b [ 165.879411] [] cfq_insert_request+0xce/0x50f [ 165.880597] [] ? I_BDEV+0xd/0xd [ 165.881399] [] __elv_add_request+0x193/0x204 [ 165.882305] [] blk_flush_plug_list+0x187/0x1e2 [ 165.883214] [] blk_finish_plug+0x15/0x36 [ 165.884140] [] __do_page_cache_readahead+0x22d/0x24f [ 165.885362] [] ? __do_page_cache_readahead+0xa4/0x24f [ 165.886377] [] force_page_cache_readahead+0x6a/0x97 [ 165.887347] [] page_cache_sync_readahead+0x2e/0x42 [ 165.888592] [] generic_file_aio_read+0x276/0x650 [ 165.889559] [] blkdev_aio_read+0x5f/0x66 [ 165.890422] [] do_sync_read+0x96/0xd6 [ 165.891254] [] vfs_read+0xa3/0x12f [ 165.892012] [] sys_read+0x4c/0x80 [ 165.893139] [] system_call_fastpath+0x16/0x1b