2.6.29-rc6-git4 boot failure

[Sachin P. Sant]

2.6.29-rc6-git4 failed to boot with 

[    1.259716] Unable to handle kernel paging request for data at address 0x00000009
[    1.259720] Faulting instruction address: 0xc00000000005b5d8
[    1.259725] Oops: Kernel access of bad area, sig: 11 [#1]
[    1.259727] SMP NR_CPUS=32 NUMA PowerMac
[    1.259731] Modules linked in:
[    1.259735] NIP: c00000000005b5d8 LR: c00000000006f950 CTR: c00000000005b5a0
[    1.259739] REGS: c0000002763c3c80 TRAP: 0300   Not tainted  (2.6.29-rc6-git4-autokern1)
[    1.259742] MSR: 9000000000009032 <EE,ME,IR,DR>  CR: 24000084  XER: 000fffff
[    1.259749] DAR: 0000000000000009, DSISR: 0000000040000000
[    1.259752] TASK = c0000002760e20c0[5] 'ksoftirqd/1' THREAD: c0000002763c0000 CPU: 1
[    1.259756] GPR00: 0000000000000000 c0000002763c3f00 c000000000500878 0000000000000001 
[    1.259760] GPR04: c0000002760e28d0 0000000000000000 0000000024000082 c0000000000101bc 
[    1.259765] GPR08: 0000000000000000 000000000ec1c518 c00000000051ca40 0000000000000010 
[    1.259770] GPR12: c000000000524700 c000000000524500 0000000000000000 0000000000000000 
[    1.259775] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
[    1.259780] GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000001400000 
[    1.259784] GPR24: 00000000018314c0 c000000000431260 c000000000529680 0000000000000000 
[    1.259789] GPR28: c0000002760bfc48 0000000000000001 c00000000049f6f0 c0000000004b7280 
[    1.259801] NIP [c00000000005b5d8] .tasklet_kill_immediate+0x38/0xb8
[    1.259807] LR [c00000000006f950] .kthread+0x78/0xc4
[    1.259809] Call Trace:
[    1.259813] [c0000002763c3f00] [c00000000006f918] .kthread+0x40/0xc4 (unreliable)
[    1.259820] [c0000002763c3f90] [c000000000022fe8] .kernel_thread+0x54/0x70
[    1.259823] Instruction dump:
[    1.259825] 7c8b07b4 7d693670 7d290194 556b06be e95e8038 7d2907b4 79291f24 e94a0000 
[    1.259831] 7c0a482a 7c005c36 780007e0 0b000000 <e8030008> 7800ffe2 0b000000 e8030008 
[    1.259848] ---[ end trace 31fd0ba7d8756001 ]---
[    1.259875] Unable to handle kernel paging request for data at address 0x00000000
[    1.259878] Faulting instruction address: 0xc0000000000db888
[    1.259881] Oops: Kernel access of bad area, sig: 11 [#2]
[    1.259883] SMP NR_CPUS=32 NUMA PowerMac
[    1.259886] Modules linked in:
[    1.259889] NIP: c0000000000db888 LR: c000000000051d30 CTR: 0000000000000003
[    1.259893] REGS: c0000002763c35d0 TRAP: 0300   Tainted: G      D     (2.6.29-rc6-git4-autokern1)
[    1.259896] MSR: 9000000000009032 <EE,ME,IR,DR>  CR: 28004082  XER: 200fffff
[    1.259902] DAR: 0000000000000000, DSISR: 0000000040000000
[    1.259905] TASK = c0000002760e20c0[5] 'ksoftirqd/1' THREAD: c0000002763c0000 CPU: 1
[    1.259908] GPR00: 0000000000000004 c0000002763c3850 c000000000500878 c000000276027d00 
[    1.259913] GPR04: c0000002763b6980 0000000000000000 000000000000001f c00000000045e0b0 
[    1.259918] GPR08: c0000002760e2288 0000000000000000 c000000000524500 c0000002763b6080 
[    1.259923] GPR12: 0000000048000084 c000000000524500 0000000000000000 0000000000000000 
[    1.259928] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
[    1.259933] GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000001 
[    1.259937] GPR24: c0000002760e20b0 c0000002760e2220 0000000000000000 c000000276027d00 
[    1.259943] GPR28: 0000000000000000 c0000002763b6980 c0000000004a3748 0000000000000000 
[    1.259951] NIP [c0000000000db888] .kmem_cache_free+0x1b8/0x244
[    1.259955] LR [c000000000051d30] .__cleanup_sighand+0x44/0x5c
[    1.259958] Call Trace:
[    1.259961] [c0000002763c3850] [c0000000004a1920] 0xc0000000004a1920 (unreliable)
[    1.259966] [c0000002763c3900] [c000000000051d30] .__cleanup_sighand+0x44/0x5c
[    1.259971] [c0000002763c3980] [c000000000057e74] .release_task+0x320/0x44c
[    1.259975] [c0000002763c3a20] [c000000000058714] .do_exit+0x774/0x820
[    1.259980] [c0000002763c3af0] [c000000000020c54] .die+0x1c8/0x1cc
[    1.259985] [c0000002763c3b90] [c00000000002883c] .bad_page_fault+0xb8/0xd4
[    1.259990] [c0000002763c3c10] [c000000000005318] handle_page_fault+0x3c/0x5c
[    1.259997] --- Exception: 300 at .tasklet_kill_immediate+0x38/0xb8
[    1.259999]     LR = .kthread+0x78/0xc4
[    1.260003] [c0000002763c3f00] [c00000000006f918] .kthread+0x40/0xc4 (unreliable)
[    1.260008] [c0000002763c3f90] [c000000000022fe8] .kernel_thread+0x54/0x70
[    1.260011] Instruction dump:
[    1.260013] 4800016d e97d0168 880d01dc 2fa00000 41be0010 7c0004ac 38000000 980d01dc 
[    1.260020] 7c2004ac 38000000 900b0040 48000050 <817f0000> 801f0004 7f8b0040 409c001c 
[    1.260027] ---[ end trace 31fd0ba7d8756002 ]---

.config attached.

This problem seems to have been reported by kamalesh earlier 

http://lkml.indiana.edu/hypermail/linux/kernel/0812.3/01748.html


Thanks
-Sachin

-- 

---------------------------------
Sachin Sant
IBM Linux Technology Center
India Systems and Technology Labs
Bangalore, India
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