[ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 3.8.0-rc7-00071-g11eb5a2 (kbuild@snb) (gcc version 4.7.2 (Debian 4.7.2-4) ) #180 SMP Thu Feb 14 18:57:23 CST 2013 [ 0.000000] Command line: hung_task_panic=1 rcutree.rcu_cpu_stall_timeout=100 branch=nouveau/broken log_buf_len=8M ignore_loglevel debug sched_debug apic=debug dynamic_printk sysrq_always_enabled panic=10 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=vmlinuz-2013-02-14-18-57-47-nouveau:broken:a7bac5c-11eb5a2-x86_64-randconfig-s788-1-xbm BOOT_IMAGE=kernel-tests/kernels/x86_64-randconfig-s788/11eb5a2/vmlinuz-3.8.0-rc7-00071-g11eb5a2 [ 0.000000] KERNEL supported cpus: [ 0.000000] CPU: vendor_id 'GenuineIntel' unknown, using generic init. [ 0.000000] CPU: Your system may be unstable. [ 0.000000] e820: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009f3ff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009f400-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000000fffdfff] usable [ 0.000000] BIOS-e820: [mem 0x000000000fffe000-0x000000000fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] DMI: Bochs Bochs, BIOS Bochs 01/01/2007 [ 0.000000] Hypervisor detected: KVM [ 0.000000] e820: update [mem 0x00000000-0x0000ffff] usable ==> reserved [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.000000] e820: last_pfn = 0xfffe 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 0x70406, 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 0x000fdae0-0x000fdaef] mapped at [ffff8800000fdae0] [ 0.000000] mpc: fdaf0-fdbe4 [ 0.000000] initial memory mapped: [mem 0x00000000-0x1fffffff] [ 0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576 [ 0.000000] init_memory_mapping: [mem 0x00000000-0x0fffdfff] [ 0.000000] [mem 0x00000000-0x0fdfffff] page 2M [ 0.000000] [mem 0x0fe00000-0x0fffdfff] page 4k [ 0.000000] kernel direct mapping tables up to 0xfffdfff @ [mem 0x0fffb000-0x0fffdfff] [ 0.000000] log_buf_len: 8388608 [ 0.000000] early log buf free: 127872(97%) [ 0.000000] RAMDISK: [mem 0x0e8d6000-0x0ffeffff] [ 0.000000] ACPI: RSDP 00000000000fd950 00014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 000000000fffe550 00038 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 000000000fffff80 00074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 000000000fffe590 01121 (v01 BXPC BXDSDT 00000001 INTL 20100528) [ 0.000000] ACPI: FACS 000000000fffff40 00040 [ 0.000000] ACPI: SSDT 000000000ffffe40 000FF (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 000000000ffffd50 00080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 000000000ffffd10 00038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: SSDT 000000000ffff6c0 00644 (v01 BXPC BXSSDTPC 00000001 INTL 20100528) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff5f9000 ( fee00000) [ 0.000000] No NUMA configuration found [ 0.000000] Faking a node at [mem 0x0000000000000000-0x000000000fffdfff] [ 0.000000] Initmem setup node 0 [mem 0x00000000-0x0fffdfff] [ 0.000000] NODE_DATA [mem 0x0fff7000-0x0fffafff] [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:fffd001, boot clock [ 0.000000] Zone ranges: [ 0.000000] DMA32 [mem 0x00010000-0xffffffff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x00010000-0x0009efff] [ 0.000000] node 0: [mem 0x00100000-0x0fffdfff] [ 0.000000] On node 0 totalpages: 65421 [ 0.000000] DMA32 zone: 1024 pages used for memmap [ 0.000000] DMA32 zone: 6 pages reserved [ 0.000000] DMA32 zone: 64391 pages, LIFO batch:15 [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff5f9000 ( fee00000) [ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0]) [ 0.000000] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 00, APIC ID 2, APIC INT 02 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 05, APIC ID 2, APIC INT 05 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 09, APIC ID 2, APIC INT 09 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 0a, APIC ID 2, APIC INT 0a [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 0b, APIC ID 2, APIC INT 0b [ 0.000000] ACPI: IRQ0 used by override. [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 01, APIC ID 2, APIC INT 01 [ 0.000000] ACPI: IRQ2 used by override. [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 03, APIC ID 2, APIC INT 03 [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 04, APIC ID 2, APIC INT 04 [ 0.000000] ACPI: IRQ5 used by override. [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 06, APIC ID 2, APIC INT 06 [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 07, APIC ID 2, APIC INT 07 [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 08, APIC ID 2, APIC INT 08 [ 0.000000] ACPI: IRQ9 used by override. [ 0.000000] ACPI: IRQ10 used by override. [ 0.000000] ACPI: IRQ11 used by override. [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0c, APIC ID 2, APIC INT 0c [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0d, APIC ID 2, APIC INT 0d [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0e, APIC ID 2, APIC INT 0e [ 0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0f, APIC ID 2, APIC INT 0f [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] mapped IOAPIC to ffffffffff5f8000 (fec00000) [ 0.000000] nr_irqs_gsi: 40 [ 0.000000] e820: [mem 0x10000000-0xfeffbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 27 pages/cpu @ffff88000de00000 s79232 r8192 d23168 u1048576 [ 0.000000] pcpu-alloc: s79232 r8192 d23168 u1048576 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 1 [ 0.000000] kvm-clock: cpu 0, msr 0:fffd001, primary cpu clock [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr de0ce80 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 64391 [ 0.000000] Policy zone: DMA32 [ 0.000000] Kernel command line: hung_task_panic=1 rcutree.rcu_cpu_stall_timeout=100 branch=nouveau/broken log_buf_len=8M ignore_loglevel debug sched_debug apic=debug dynamic_printk sysrq_always_enabled panic=10 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=vmlinuz-2013-02-14-18-57-47-nouveau:broken:a7bac5c-11eb5a2-x86_64-randconfig-s788-1-xbm BOOT_IMAGE=kernel-tests/kernels/x86_64-randconfig-s788/11eb5a2/vmlinuz-3.8.0-rc7-00071-g11eb5a2 [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 1024 (order: 1, 8192 bytes) [ 0.000000] __ex_table already sorted, skipping sort [ 0.000000] Memory: 202612k/262136k available (5115k kernel code, 452k absent, 59072k reserved, 5160k data, 696k 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] ------------[ cut here ]------------ [ 0.000000] WARNING: at /c/kernel-tests/src/tip/kernel/mutex.c:386 __mutex_lock_common+0x5a9/0x870() [ 0.000000] Hardware name: Bochs [ 0.000000] Modules linked in: [ 0.000000] Pid: 0, comm: swapper/0 Not tainted 3.8.0-rc7-00071-g11eb5a2 #180 [ 0.000000] Call Trace: [ 0.000000] [] warn_slowpath_common+0xb2/0x120 [ 0.000000] [] warn_slowpath_null+0x25/0x30 [ 0.000000] [] __mutex_lock_common+0x5a9/0x870 [ 0.000000] [] ? rcu_cpu_notify+0xa8/0x451 [ 0.000000] [] ? trace_hardirqs_off_caller+0xaf/0x120 [ 0.000000] [] ? rcu_cpu_notify+0xa8/0x451 [ 0.000000] [] ? lockdep_init_map+0xfc/0x230 [ 0.000000] [] mutex_lock_nested+0x61/0x80 [ 0.000000] [] ? trace_hardirqs_off+0x1d/0x30 [ 0.000000] [] rcu_cpu_notify+0xa8/0x451 [ 0.000000] [] ? mutex_unlock+0x11/0x20 [ 0.000000] [] rcu_init+0x3b3/0x408 [ 0.000000] [] start_kernel+0x34a/0x744 [ 0.000000] [] ? repair_env_string+0x81/0x81 [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x185/0x190 [ 0.000000] [] x86_64_start_kernel+0x1a0/0x1b6 [ 0.000000] ---[ end trace 8e966724b1809892 ]--- [ 0.000000] NR_IRQS:4352 nr_irqs:512 16 [ 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: 5855 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] ---------------------------------- [ 0.000000] | Locking API testsuite disabled | [ 0.000000] ---------------------------------- [ 0.000000] ODEBUG: 0 of 0 active objects replaced [ 0.000000] hpet clockevent registered [ 0.000000] tsc: Detected 3092.842 MHz processor [ 0.000000] tsc: Marking TSC unstable due to TSCs unsynchronized [ 0.020000] Calibrating delay loop (skipped) preset value.. 6185.68 BogoMIPS (lpj=30928420) [ 0.020000] pid_max: default: 4096 minimum: 301 [ 0.020000] Dentry cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.020000] Inode-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.020000] Mount-cache hash table entries: 256 [ 0.020000] Initializing cgroup subsys debug [ 0.020019] Initializing cgroup subsys blkio [ 0.020869] Initializing cgroup subsys perf_event [ 0.021880] mce: CPU supports 10 MCE banks [ 0.022697] mce: unknown CPU type - not enabling MCE support [ 0.023802] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.023802] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.023802] tlb_flushall_shift: -1 [ 0.026561] Freeing SMP alternatives: 12k freed [ 0.031589] ACPI: Core revision 20121018 [ 0.034094] Getting VERSION: 50014 [ 0.034782] Getting VERSION: 50014 [ 0.035462] Getting ID: 0 [ 0.035987] Getting ID: ff000000 [ 0.036633] Getting LVT0: 8700 [ 0.037230] Getting LVT1: 8400 [ 0.037912] enabled ExtINT on CPU#0 [ 0.039849] ENABLING IO-APIC IRQs [ 0.040015] init IO_APIC IRQs [ 0.040604] apic 2 pin 0 not connected [ 0.041365] IOAPIC[0]: Set routing entry (2-1 -> 0x31 -> IRQ 1 Mode:0 Active:0 Dest:1) [ 0.042910] IOAPIC[0]: Set routing entry (2-2 -> 0x30 -> IRQ 0 Mode:0 Active:0 Dest:1) [ 0.044443] IOAPIC[0]: Set routing entry (2-3 -> 0x33 -> IRQ 3 Mode:0 Active:0 Dest:1) [ 0.045983] IOAPIC[0]: Set routing entry (2-4 -> 0x34 -> IRQ 4 Mode:0 Active:0 Dest:1) [ 0.047521] IOAPIC[0]: Set routing entry (2-5 -> 0x35 -> IRQ 5 Mode:1 Active:0 Dest:1) [ 0.049061] IOAPIC[0]: Set routing entry (2-6 -> 0x36 -> IRQ 6 Mode:0 Active:0 Dest:1) [ 0.050031] IOAPIC[0]: Set routing entry (2-7 -> 0x37 -> IRQ 7 Mode:0 Active:0 Dest:1) [ 0.051558] IOAPIC[0]: Set routing entry (2-8 -> 0x38 -> IRQ 8 Mode:0 Active:0 Dest:1) [ 0.053081] IOAPIC[0]: Set routing entry (2-9 -> 0x39 -> IRQ 9 Mode:1 Active:0 Dest:1) [ 0.054600] IOAPIC[0]: Set routing entry (2-10 -> 0x3a -> IRQ 10 Mode:1 Active:0 Dest:1) [ 0.056157] IOAPIC[0]: Set routing entry (2-11 -> 0x3b -> IRQ 11 Mode:1 Active:0 Dest:1) [ 0.057706] IOAPIC[0]: Set routing entry (2-12 -> 0x3c -> IRQ 12 Mode:0 Active:0 Dest:1) [ 0.060030] IOAPIC[0]: Set routing entry (2-13 -> 0x3d -> IRQ 13 Mode:0 Active:0 Dest:1) [ 0.061585] IOAPIC[0]: Set routing entry (2-14 -> 0x3e -> IRQ 14 Mode:0 Active:0 Dest:1) [ 0.063142] IOAPIC[0]: Set routing entry (2-15 -> 0x3f -> IRQ 15 Mode:0 Active:0 Dest:1) [ 0.064698] apic 2 pin 16 not connected [ 0.065458] apic 2 pin 17 not connected [ 0.066217] apic 2 pin 18 not connected [ 0.066976] apic 2 pin 19 not connected [ 0.067729] apic 2 pin 20 not connected [ 0.068491] apic 2 pin 21 not connected [ 0.069246] apic 2 pin 22 not connected [ 0.070007] apic 2 pin 23 not connected [ 0.070924] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.072321] smpboot: CPU0: GenuineIntel Common KVM processor (fam: 0f, model: 06, stepping: 01) [ 0.074467] Using local APIC timer interrupts. [ 0.074467] calibrating APIC timer ... [ 0.080000] ... lapic delta = 6250004 [ 0.080000] ... PM-Timer delta = 357953 [ 0.080000] ... PM-Timer result ok [ 0.080000] ..... delta 6250004 [ 0.080000] ..... mult: 268435627 [ 0.080000] ..... calibration result: 10000006 [ 0.080000] ..... CPU clock speed is 3092.9620 MHz. [ 0.080000] ..... host bus clock speed is 1000.0006 MHz. [ 0.080000] Performance Events: [ 0.080000] Testing tracer nop: PASSED [ 0.080000] NMI watchdog: disabled (cpu0): hardware events not enabled [ 0.080000] SMP alternatives: lockdep: fixing up alternatives [ 0.080000] smpboot: Booting Node 0, Processors #1 OK [ 0.020000] kvm-clock: cpu 1, msr 0:fffd041, secondary cpu clock [ 0.020000] masked ExtINT on CPU#1 [ 0.088912] Brought up 2 CPUs [ 0.088886] KVM setup async PF for cpu 1 [ 0.088886] kvm-stealtime: cpu 1, msr df0ce80 [ 0.090006] ---------------- [ 0.090571] | NMI testsuite: [ 0.091120] -------------------- [ 0.091742] remote IPI: ok | [ 0.120237] local IPI: ok | [ 0.180014] -------------------- [ 0.180653] Good, all 2 testcases passed! | [ 0.181473] --------------------------------- [ 0.182300] smpboot: Total of 2 processors activated (12371.36 BogoMIPS) [ 0.184053] CPU0 attaching sched-domain: [ 0.184820] domain 0: span 0-1 level CPU [ 0.185611] groups: 0 1 [ 0.186256] CPU1 attaching sched-domain: [ 0.187010] domain 0: span 0-1 level CPU [ 0.187810] groups: 1 0 [ 0.189240] atomic64 test passed for x86-64 platform with CX8 and with SSE [ 0.190088] ------------[ cut here ]------------ [ 0.190975] WARNING: at /c/kernel-tests/src/tip/drivers/base/bus.c:540 bus_probe_device+0x11f/0x130() [ 0.192682] Hardware name: Bochs [ 0.193301] Modules linked in: [ 0.193916] Pid: 1, comm: swapper/0 Tainted: G W 3.8.0-rc7-00071-g11eb5a2 #180 [ 0.195423] Call Trace: [ 0.195953] [] warn_slowpath_common+0xb2/0x120 [ 0.197109] [] warn_slowpath_null+0x25/0x30 [ 0.198203] [] bus_probe_device+0x11f/0x130 [ 0.199305] [] device_add+0x8f7/0xa20 [ 0.200014] [] ? dev_set_name+0x44/0x50 [ 0.201065] [] platform_device_add+0x168/0x390 [ 0.202220] [] ? regulator_init_complete+0x245/0x245 [ 0.203466] [] regulator_dummy_init+0x54/0xdc [ 0.204596] [] regulator_init+0x91/0x9e [ 0.205635] [] do_one_initcall+0x1aa/0x240 [ 0.206729] [] kernel_init_freeable+0x1d9/0x2d0 [ 0.207895] [] ? loglevel+0x46/0x46 [ 0.208875] [] ? rest_init+0x180/0x180 [ 0.210011] [] kernel_init+0x11/0x1a0 [ 0.211022] [] ret_from_fork+0x7c/0xb0 [ 0.212046] [] ? rest_init+0x180/0x180 [ 0.213065] ---[ end trace 8e966724b1809893 ]--- [ 0.213953] BUG: unable to handle kernel NULL pointer dereference at 0000000000000014 [ 0.215480] IP: [] do_raw_spin_lock+0x27/0x220 [ 0.216639] PGD 0 [ 0.217073] Oops: 0000 [#1] SMP [ 0.217751] Modules linked in: [ 0.218373] CPU 0 [ 0.218739] Pid: 1, comm: swapper/0 Tainted: G W 3.8.0-rc7-00071-g11eb5a2 #180 Bochs Bochs [ 0.220000] RIP: 0010:[] [] do_raw_spin_lock+0x27/0x220 [ 0.220000] RSP: 0000:ffff88000012bd88 EFLAGS: 00010206 [ 0.220000] RAX: ffff880000130000 RBX: 0000000000000010 RCX: 0000000000000000 [ 0.220000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000010 [ 0.220000] RBP: ffff88000012bda8 R08: 0000000000000002 R09: 0000000000000000 [ 0.220000] R10: 0000000000000000 R11: ffff880000130000 R12: ffffffff81a5198f [ 0.220000] R13: 0000000000000000 R14: ffffffff81766558 R15: 0000000000000010 [ 0.220000] FS: 0000000000000000(0000) GS:ffff88000de00000(0000) knlGS:0000000000000000 [ 0.220000] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 0.220000] CR2: 0000000000000014 CR3: 00000000017c6000 CR4: 00000000000006b0 [ 0.220000] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.220000] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 0.220000] Process swapper/0 (pid: 1, threadinfo ffff88000012a000, task ffff880000130000) [ 0.220000] Stack: [ 0.220000] ffffffff81a5198f 0000000000000010 ffffffff81a5198f 0000000000000000 [ 0.220000] ffff88000012bdd8 ffffffff814eff7c ffffffff812ac133 ffffffff814f0e06 [ 0.220000] ffff88000007f400 ffffffff81969488 ffff88000012be18 ffffffff812ac133 [ 0.220000] Call Trace: [ 0.220000] [] ? regulator_init_complete+0x245/0x245 [ 0.220000] [] ? regulator_init_complete+0x245/0x245 [ 0.220000] [] _raw_spin_lock+0x6c/0x90 [ 0.220000] [] ? kset_find_obj+0x33/0xf0 [ 0.220000] [] ? _raw_spin_unlock+0x46/0x80 [ 0.220000] [] kset_find_obj+0x33/0xf0 [ 0.220000] [] ? regulator_init_complete+0x245/0x245 [ 0.220000] [] driver_find+0x27/0x70 [ 0.220000] [] driver_register+0x99/0x250 [ 0.220000] [] ? regulator_init_complete+0x245/0x245 [ 0.220000] [] platform_driver_register+0x61/0x70 [ 0.220000] [] regulator_dummy_init+0x9e/0xdc [ 0.220000] [] regulator_init+0x91/0x9e [ 0.220000] [] do_one_initcall+0x1aa/0x240 [ 0.220000] [] kernel_init_freeable+0x1d9/0x2d0 [ 0.220000] [] ? loglevel+0x46/0x46 [ 0.220000] [] ? rest_init+0x180/0x180 [ 0.220000] [] kernel_init+0x11/0x1a0 [ 0.220000] [] ret_from_fork+0x7c/0xb0 [ 0.220000] [] ? rest_init+0x180/0x180 [ 0.220000] Code: 00 00 00 00 55 48 89 e5 48 83 ec 20 48 83 05 d0 24 19 01 01 48 83 05 08 25 19 01 01 48 89 5d e8 48 89 fb 4c 89 65 f0 4c 89 6d f8 <81> 7f 04 ad 4e ad de 0f 85 c5 01 00 00 65 48 8b 04 25 40 b8 00 [ 0.220000] RIP [] do_raw_spin_lock+0x27/0x220 [ 0.220000] RSP [ 0.220000] CR2: 0000000000000014 [ 0.220008] ---[ end trace 8e966724b1809894 ]--- [ 0.220886] note: swapper/0[1] exited with preempt_count 1 [ 0.221934] BUG: unable to handle kernel NULL pointer dereference at (null) [ 0.223453] IP: [] perf_event_exit_task+0x3b/0x2e0 [ 0.224680] PGD 0 [ 0.225108] Oops: 0000 [#2] SMP [ 0.225788] Modules linked in: [ 0.226407] CPU 0 [ 0.226780] Pid: 1, comm: swapper/0 Tainted: G D W 3.8.0-rc7-00071-g11eb5a2 #180 Bochs Bochs [ 0.228534] RIP: 0010:[] [] perf_event_exit_task+0x3b/0x2e0 [ 0.230000] RSP: 0000:ffff88000012b9a8 EFLAGS: 00010202 [ 0.230000] RAX: 0000000000000000 RBX: ffff880000130000 RCX: 0000000000000000 [ 0.230000] RDX: ffff880000130f18 RSI: 2222222222222222 RDI: 2222222222222222 [ 0.230000] RBP: ffff88000012b9e8 R08: 2222222222222222 R09: ffff880000130f60 [ 0.230000] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880000130ed8 [ 0.230000] R13: 0000000000000202 R14: 0000000000000000 R15: ffff880000130000 [ 0.230000] FS: 0000000000000000(0000) GS:ffff88000de00000(0000) knlGS:0000000000000000 [ 0.230000] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 0.230000] CR2: 0000000000000000 CR3: 00000000017c6000 CR4: 00000000000006b0 [ 0.230000] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.230000] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 0.230000] Process swapper/0 (pid: 1, threadinfo ffff88000012a000, task ffff880000130000) [ 0.230000] Stack: [ 0.230000] 0000000000000000 ffffffff818c6160 ffff88000012b9e8 0000000000000000 [ 0.230000] ffff88000012bcd8 0000000000000202 0000000000000000 ffff880000130000 [ 0.230000] ffff88000012ba88 ffffffff8104ef33 0000000000000000 0000000000000202 [ 0.230000] Call Trace: [ 0.230000] [] do_exit+0x3c3/0xf90 [ 0.230000] [] ? kmsg_dump+0x190/0x1e0 [ 0.230000] [] ? kmsg_dump+0x38/0x1e0 [ 0.230000] [] oops_end+0xe4/0x150 [ 0.230000] [] no_context+0x2be/0x2d4 [ 0.230000] [] __bad_area_nosemaphore+0x28e/0x2a4 [ 0.230000] [] bad_area_nosemaphore+0x15/0x1e [ 0.230000] [] __do_page_fault+0x7f9/0xa20 [ 0.230000] [] ? trace_hardirqs_off+0x1d/0x30 [ 0.230000] [] do_page_fault+0x36/0x80 [ 0.230000] [] ? regulator_init_complete+0x245/0x245 [ 0.230000] [] do_async_page_fault+0x40/0x160 [ 0.230000] [] async_page_fault+0x25/0x30 [ 0.230000] [] ? regulator_init_complete+0x245/0x245 [ 0.230000] [] ? do_raw_spin_lock+0x27/0x220 [ 0.230000] [] ? regulator_init_complete+0x245/0x245 [ 0.230000] [] ? regulator_init_complete+0x245/0x245 [ 0.230000] [] _raw_spin_lock+0x6c/0x90 [ 0.230000] [] ? kset_find_obj+0x33/0xf0 [ 0.230000] [] ? _raw_spin_unlock+0x46/0x80 [ 0.230000] [] kset_find_obj+0x33/0xf0 [ 0.230000] [] ? regulator_init_complete+0x245/0x245 [ 0.230000] [] driver_find+0x27/0x70 [ 0.230000] [] driver_register+0x99/0x250 [ 0.230000] [] ? regulator_init_complete+0x245/0x245 [ 0.230000] [] platform_driver_register+0x61/0x70 [ 0.230000] [] regulator_dummy_init+0x9e/0xdc [ 0.230000] [] regulator_init+0x91/0x9e [ 0.230000] [] do_one_initcall+0x1aa/0x240 [ 0.230000] [] kernel_init_freeable+0x1d9/0x2d0 [ 0.230000] [] ? loglevel+0x46/0x46 [ 0.230000] [] ? rest_init+0x180/0x180 [ 0.230000] [] kernel_init+0x11/0x1a0 [ 0.230000] [] ret_from_fork+0x7c/0xb0 [ 0.230000] [] ? rest_init+0x180/0x180 [ 0.230000] Code: a7 d8 0e 00 00 53 48 89 fb 4c 89 e7 48 83 ec 18 48 83 05 38 eb 27 01 01 e8 33 dc 3a 00 48 8b 8b 60 0f 00 00 4c 8d 8b 60 0f 00 00 <48> 8b 31 4c 39 c9 48 8d 81 88 fd ff ff 4c 8d 86 88 fd ff ff 74 [ 0.230000] RIP [] perf_event_exit_task+0x3b/0x2e0 [ 0.230000] RSP [ 0.230000] CR2: 0000000000000000 [ 0.230007] ---[ end trace 8e966724b1809895 ]--- [ 0.230890] Fixing recursive fault but reboot is needed! [ 0.231893] BUG: scheduling while atomic: swapper/0/1/0x00000002 [ 0.233026] INFO: lockdep is turned off. [ 0.233769] Modules linked in: [ 0.234386] Pid: 1, comm: swapper/0 Tainted: G D W 3.8.0-rc7-00071-g11eb5a2 #180 [ 0.235901] Call Trace: [ 0.236377] [] __schedule_bug+0x9e/0xba [ 0.237419] [] __schedule+0xad4/0xca0 [ 0.240011] [] schedule+0x44/0xe0 [ 0.240961] [] do_exit+0xeaf/0xf90 [ 0.241922] [] ? kmsg_dump+0x190/0x1e0 [ 0.242947] [] ? kmsg_dump+0x38/0x1e0 [ 0.243954] [] oops_end+0xe4/0x150 [ 0.244914] [] no_context+0x2be/0x2d4 [ 0.245924] [] ? put_dec+0x92/0xd0 [ 0.246884] [] __bad_area_nosemaphore+0x28e/0x2a4 [ 0.248083] [] ? vsnprintf+0x266/0x950 [ 0.249106] [] bad_area_nosemaphore+0x15/0x1e [ 0.250010] [] __do_page_fault+0x7f9/0xa20 [ 0.251104] [] ? wait_for_xmitr+0x5b/0x100 [ 0.252187] [] ? perf_event_exit_task+0x2d/0x2e0 [ 0.253367] [] do_page_fault+0x36/0x80 [ 0.254391] [] do_async_page_fault+0x40/0x160 [ 0.255524] [] async_page_fault+0x25/0x30 [ 0.256598] [] ? perf_event_exit_task+0x3b/0x2e0 [ 0.257785] [] ? perf_event_exit_task+0x2d/0x2e0 [ 0.258971] [] do_exit+0x3c3/0xf90 [ 0.260010] [] ? kmsg_dump+0x190/0x1e0 [ 0.261039] [] ? kmsg_dump+0x38/0x1e0 [ 0.262046] [] oops_end+0xe4/0x150 [ 0.263008] [] no_context+0x2be/0x2d4 [ 0.264013] [] __bad_area_nosemaphore+0x28e/0x2a4 [ 0.265215] [] bad_area_nosemaphore+0x15/0x1e [ 0.266350] [] __do_page_fault+0x7f9/0xa20 [ 0.267437] [] ? trace_hardirqs_off+0x1d/0x30 [ 0.268577] [] do_page_fault+0x36/0x80 [ 0.270011] [] ? regulator_init_complete+0x245/0x245 [ 0.271260] [] do_async_page_fault+0x40/0x160 [ 0.272394] [] async_page_fault+0x25/0x30 [ 0.273469] [] ? regulator_init_complete+0x245/0x245 [ 0.274732] [] ? do_raw_spin_lock+0x27/0x220 [ 0.275854] [] ? regulator_init_complete+0x245/0x245 [ 0.277102] [] ? regulator_init_complete+0x245/0x245 [ 0.278349] [] _raw_spin_lock+0x6c/0x90 [ 0.279390] [] ? kset_find_obj+0x33/0xf0 [ 0.280011] [] ? _raw_spin_unlock+0x46/0x80 [ 0.281121] [] kset_find_obj+0x33/0xf0 [ 0.282149] [] ? regulator_init_complete+0x245/0x245 [ 0.283391] [] driver_find+0x27/0x70 [ 0.284380] [] driver_register+0x99/0x250 [ 0.285449] [] ? regulator_init_complete+0x245/0x245 [ 0.286697] [] platform_driver_register+0x61/0x70 [ 0.287899] [] regulator_dummy_init+0x9e/0xdc [ 0.289033] [] regulator_init+0x91/0x9e [ 0.290011] [] do_one_initcall+0x1aa/0x240 [ 0.291107] [] kernel_init_freeable+0x1d9/0x2d0 [ 0.292266] [] ? loglevel+0x46/0x46 [ 0.293243] [] ? rest_init+0x180/0x180 [ 0.294265] [] kernel_init+0x11/0x1a0 [ 0.295272] [] ret_from_fork+0x7c/0xb0 [ 0.296293] [] ? rest_init+0x180/0x180