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[Bug 1189839] [NEW] pm-qa tests reported kernel crash on arndale

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Public bug reported:

pm-qa tests reported kernel crash on arndale

test case:
---------------------
test the cpu state is reflected in sysfs

name : cpuhotplug_02
script :
for each cpu
set cpuX offline
check cpuX status is offline
set cpuX back online
check cpuX status is online

Kernel crash dump:
----------------------------
###
### cpuhotplug_02:
### test the cpu state is reflected in sysfs
### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpuhotplug_02
###
4IRQ153 no longer affine to CPU1
5CPU1: shutdown
CPU1: Booted secondary processor
0Kernepuhotplug_02.l/cpu1: checki g cpu is offlpne...        a                   Ok
nic - not syncing: unexpected prefetch abort in Hyp mode at: 0x403f3040unexpected data abort in Hyp mode at: 0x803ec505unexpected HVC/SVC trap in Hyp mode at: 0x806c65e0
dCPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.10.0-1-linaro-arndale #1ubuntu1~ci+130602104315-Ubuntu
[<8001c385>] (unwind_backtrace+0x1/0x9c) from [<8001a625>] (show_stack+0x11/0x14)
[<8001a625>] (show_stack+0x11/0x14) from [<803ec565>] (panic+0x61/0x158)
[<803ec565>] (panic+0x61/0x158) from [<800118f7>] (cpu_init_hyp_mode+0x1b/0x5c)
[<800118f7>] (cpu_init_hyp_mode+0x1b/0x5c) from [<80011953>] (hyp_init_cpu_notify+0x1b/0x20)
[<80011953>] (hyp_init_cpu_notify+0x1b/0x20) from [<8004180d>] (notifier_call_chain+0x45/0x54)
[<8004180d>] (notifier_call_chain+0x45/0x54) from [<800297d9>] (__cpu_notify+0x1d/0x34)
[<800297d9>] (__cpu_notify+0x1d/0x34) from [<803ea455>] (secondary_start_kernel+0xa5/0xe4)
[<803ea455>] (secondary_start_kernel+0xa5/0xe4) from [<803e8755>] (exynos_cpu_die+0xa1/0xd4)
3drm_kms_helper: panic occurred, switching back to text console
2CPU0: stopping
dCPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.10.0-1-linaro-arndale #1ubuntu1~ci+130602104315-Ubuntu
[<8001c385>] (unwind_backtrace+0x1/0x9c) from [<8001a625>] (show_stack+0x11/0x14)
[<8001a625>] (show_stack+0x11/0x14) from [<8001b8d3>] (handle_IPI+0x10b/0x140)
[<8001b8d3>] (handle_IPI+0x10b/0x140) from [<800084cf>] (gic_handle_irq+0x53/0x58)
[<800084cf>] (gic_handle_irq+0x53/0x58) from [<8001741b>] (__irq_svc+0x3b/0x5c)
Exception stack(0x80659f18 to 0x80659f60)
9f00:                                                       80659f60 3b9aca00
9f20: dab1c3e0 00000052 da9cbfab 00000052 8175b398 00000000 8072e8c4 806c4c84
9f40: 00000000 80658000 29aaaaab 80659f60 80342041 80331b70 600f0033 ffffffff
[<8001741b>] (__irq_svc+0x3b/0x5c) from [<80331b70>] (cpuidle_enter_state+0x38/0xa8)
[<80331b70>] (cpuidle_enter_state+0x38/0xa8) from [<80331c59>] (cpuidle_idle_call+0x79/0x140)
[<80331c59>] (cpuidle_idle_call+0x79/0x140) from [<800184ad>] (arch_cpu_idle+0xd/0x28)
[<800184ad>] (arch_cpu_idle+0xd/0x28) from [<80053159>] (cpu_startup_entry+0x5d/0x164)
[<80053159>] (cpu_startup_entry+0x5d/0x164) from [<80602639>] (start_kernel+0x291/0x2ec)
d------------[ cut here ]------------
2kernel BUG at /build/buildd/linux-linaro-arndale-3.10-3.10.0/kernel/sched/core.c:1213!
0Internal error: Oops - BUG: 0 [#1] SMP THUMB2
dModules linked in: gator
dCPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.10.0-1-linaro-arndale #1ubuntu1~ci+130602104315-Ubuntu
dtask: ec0d3a80 ti: ec0f0000 task.ti: ec0f0000
PC is at select_fallback_rq+0xf2/0x144
LR is at select_fallback_rq+0xbd/0x144
pc : [<803ecbee>]    lr : [<803ecbb9>]    psr: 600f01f3
sp : ec0f1d10  ip : 00000002  fp : 8067a984
r10: 00000000  r9 : 00000002  r8 : 803f6ad8
r7 : ec0f1d10  r6 : ec6eb740  r5 : ec6eb5c0  r4 : 8067a0f8
r3 : 00000000  r2 : 00000002  r1 : 00000002  r0 : 00000002
Flags: nZCv  IRQs off  FIQs off  Mode SVC_32  ISA Thumb  Segment kernel
Control: 70c5387d  Table: 40003000  DAC: 55555555

LAVA test  log:
http://validation.linaro.org/lava-server/scheduler/job/57740/log_file

build image:
http://snapshots.linaro.org/ubuntu/pre-built/arndale/361/arndale-raring_server_20130611-361.img.gz

** Affects: linaro-power-kernel
     Importance: Undecided
         Status: New

** Affects: linaro-power-qa
     Importance: Undecided
         Status: New

** Also affects: linaro-power-kernel
   Importance: Undecided
       Status: New

-- 
You received this bug notification because you are a member of Linaro
Power Management Working Group, which is subscribed to Linaro PMWG
Kernel.
https://bugs.launchpad.net/bugs/1189839

Title:
  pm-qa tests reported kernel crash on arndale

Status in Kernel related development for Power Management Working Group:
  New
Status in Linaro Power Management QA testsuite:
  New

Bug description:
  pm-qa tests reported kernel crash on arndale

  test case:
  ---------------------
  test the cpu state is reflected in sysfs

  name : cpuhotplug_02
  script :
  for each cpu
  set cpuX offline
  check cpuX status is offline
  set cpuX back online
  check cpuX status is online

  Kernel crash dump:
  ----------------------------
  ###
  ### cpuhotplug_02:
  ### test the cpu state is reflected in sysfs
  ### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpuhotplug_02
  ###
  4IRQ153 no longer affine to CPU1
  5CPU1: shutdown
  CPU1: Booted secondary processor
  0Kernepuhotplug_02.l/cpu1: checki g cpu is offlpne...        a                   Ok
  nic - not syncing: unexpected prefetch abort in Hyp mode at: 0x403f3040unexpected data abort in Hyp mode at: 0x803ec505unexpected HVC/SVC trap in Hyp mode at: 0x806c65e0
  dCPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.10.0-1-linaro-arndale #1ubuntu1~ci+130602104315-Ubuntu
  [<8001c385>] (unwind_backtrace+0x1/0x9c) from [<8001a625>] (show_stack+0x11/0x14)
  [<8001a625>] (show_stack+0x11/0x14) from [<803ec565>] (panic+0x61/0x158)
  [<803ec565>] (panic+0x61/0x158) from [<800118f7>] (cpu_init_hyp_mode+0x1b/0x5c)
  [<800118f7>] (cpu_init_hyp_mode+0x1b/0x5c) from [<80011953>] (hyp_init_cpu_notify+0x1b/0x20)
  [<80011953>] (hyp_init_cpu_notify+0x1b/0x20) from [<8004180d>] (notifier_call_chain+0x45/0x54)
  [<8004180d>] (notifier_call_chain+0x45/0x54) from [<800297d9>] (__cpu_notify+0x1d/0x34)
  [<800297d9>] (__cpu_notify+0x1d/0x34) from [<803ea455>] (secondary_start_kernel+0xa5/0xe4)
  [<803ea455>] (secondary_start_kernel+0xa5/0xe4) from [<803e8755>] (exynos_cpu_die+0xa1/0xd4)
  3drm_kms_helper: panic occurred, switching back to text console
  2CPU0: stopping
  dCPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.10.0-1-linaro-arndale #1ubuntu1~ci+130602104315-Ubuntu
  [<8001c385>] (unwind_backtrace+0x1/0x9c) from [<8001a625>] (show_stack+0x11/0x14)
  [<8001a625>] (show_stack+0x11/0x14) from [<8001b8d3>] (handle_IPI+0x10b/0x140)
  [<8001b8d3>] (handle_IPI+0x10b/0x140) from [<800084cf>] (gic_handle_irq+0x53/0x58)
  [<800084cf>] (gic_handle_irq+0x53/0x58) from [<8001741b>] (__irq_svc+0x3b/0x5c)
  Exception stack(0x80659f18 to 0x80659f60)
  9f00:                                                       80659f60 3b9aca00
  9f20: dab1c3e0 00000052 da9cbfab 00000052 8175b398 00000000 8072e8c4 806c4c84
  9f40: 00000000 80658000 29aaaaab 80659f60 80342041 80331b70 600f0033 ffffffff
  [<8001741b>] (__irq_svc+0x3b/0x5c) from [<80331b70>] (cpuidle_enter_state+0x38/0xa8)
  [<80331b70>] (cpuidle_enter_state+0x38/0xa8) from [<80331c59>] (cpuidle_idle_call+0x79/0x140)
  [<80331c59>] (cpuidle_idle_call+0x79/0x140) from [<800184ad>] (arch_cpu_idle+0xd/0x28)
  [<800184ad>] (arch_cpu_idle+0xd/0x28) from [<80053159>] (cpu_startup_entry+0x5d/0x164)
  [<80053159>] (cpu_startup_entry+0x5d/0x164) from [<80602639>] (start_kernel+0x291/0x2ec)
  d------------[ cut here ]------------
  2kernel BUG at /build/buildd/linux-linaro-arndale-3.10-3.10.0/kernel/sched/core.c:1213!
  0Internal error: Oops - BUG: 0 [#1] SMP THUMB2
  dModules linked in: gator
  dCPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.10.0-1-linaro-arndale #1ubuntu1~ci+130602104315-Ubuntu
  dtask: ec0d3a80 ti: ec0f0000 task.ti: ec0f0000
  PC is at select_fallback_rq+0xf2/0x144
  LR is at select_fallback_rq+0xbd/0x144
  pc : [<803ecbee>]    lr : [<803ecbb9>]    psr: 600f01f3
  sp : ec0f1d10  ip : 00000002  fp : 8067a984
  r10: 00000000  r9 : 00000002  r8 : 803f6ad8
  r7 : ec0f1d10  r6 : ec6eb740  r5 : ec6eb5c0  r4 : 8067a0f8
  r3 : 00000000  r2 : 00000002  r1 : 00000002  r0 : 00000002
  Flags: nZCv  IRQs off  FIQs off  Mode SVC_32  ISA Thumb  Segment kernel
  Control: 70c5387d  Table: 40003000  DAC: 55555555

  LAVA test  log:
  http://validation.linaro.org/lava-server/scheduler/job/57740/log_file

  build image:
  http://snapshots.linaro.org/ubuntu/pre-built/arndale/361/arndale-raring_server_20130611-361.img.gz

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