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From: Sergey Senozhatsky on 13 Aug 2010 10:00
Hello,

yet another trace:

[ 5845.374558] CPU 1 is now offline
[ 5845.376169] INFO: trying to register non-static key.
[ 5845.376251] the code is fine but needs lockdep annotation.
[ 5845.376327] turning off the locking correctness validator.
[ 5845.376405] Pid: 6754, comm: bash Not tainted 2.6.36-rc0-git12-07921-g60bf26a-dirty #122
[ 5845.376521] Call Trace:
[ 5845.376570] [<ffffffff81063e89>] __lock_acquire+0x2d1/0x17fd
[ 5845.376657] [<ffffffff81132b2a>] ? sysfs_deactivate+0x3e/0xec
[ 5845.376747] [<ffffffff81062ddd>] ? mark_held_locks+0x50/0x72
[ 5845.376834] [<ffffffff81065893>] lock_acquire+0x97/0xb6
[ 5845.376917] [<ffffffff8137145b>] ? percpu_counter_hotcpu_callback+0x3e/0x93
[ 5845.377021] [<ffffffff81374321>] ? mutex_lock_nested+0x2f3/0x31b
[ 5845.377113] [<ffffffff81371446>] ? percpu_counter_hotcpu_callback+0x29/0x93
[ 5845.377218] [<ffffffff8137568d>] _raw_spin_lock_irqsave+0x4e/0x60
[ 5845.377312] [<ffffffff8137145b>] ? percpu_counter_hotcpu_callback+0x3e/0x93
[ 5845.377409] [<ffffffff8137145b>] percpu_counter_hotcpu_callback+0x3e/0x93
[ 5845.377475] [<ffffffff81057344>] notifier_call_chain+0x32/0x5e
[ 5845.377529] [<ffffffff8105738f>] __raw_notifier_call_chain+0x9/0xb
[ 5845.377587] [<ffffffff8103c6e3>] __cpu_notify+0x1b/0x2d
[ 5845.377638] [<ffffffff8103c703>] cpu_notify+0xe/0x10
[ 5845.377684] [<ffffffff8103c70e>] cpu_notify_nofail+0x9/0x11
[ 5845.377738] [<ffffffff81362d82>] _cpu_down+0x151/0x206
[ 5845.377786] [<ffffffff81362ea8>] cpu_down+0x28/0x35
[ 5845.377833] [<ffffffff8136430d>] store_online+0x27/0x6e
[ 5845.377884] [<ffffffff812923ab>] sysdev_store+0x1b/0x1d
[ 5845.377933] [<ffffffff811321b2>] sysfs_write_file+0x103/0x13f
[ 5845.377990] [<ffffffff810daf92>] vfs_write+0xb0/0x14f
[ 5845.378038] [<ffffffff810db22e>] sys_write+0x45/0x6c
[ 5845.378088] [<ffffffff81002002>] system_call_fastpath+0x16/0x1b
[ 5845.378166] BUG: unable to handle kernel paging request at ffffffffffffffff
[ 5845.378236] IP: [<ffffffff81371487>] percpu_counter_hotcpu_callback+0x6a/0x93
[ 5845.378306] PGD 162f067 PUD 1630067 PMD 0
[ 5845.378362] Oops: 0000 [#1] PREEMPT SMP
[ 5845.378421] last sysfs file: /sys/devices/system/cpu/cpu1/online
[ 5845.378476] CPU 2
[ 5845.378497] Modules linked in: ipv6 snd_hda_codec_atihdmi snd_hwdep snd_seq_dummy battery ac snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device wmi button snd_hda_codec_realtek snd_pcm_oss snd_mixer_oss snd_hda_intel usb_storage
snd_hda_codec snd_pcm snd_timer snd soundcore snd_page_alloc psmouse serio_raw broadcom usbhid hid tg3 libphy evdev radeon ttm drm_kms_helper ehci_hcd sr_mod usbcore cdrom sd_mod ahci libahci
[ 5845.379032]
[ 5845.379053] Pid: 6754, comm: bash Not tainted 2.6.36-rc0-git12-07921-g60bf26a-dirty #122 Aspire 5741G /Aspire 5741G
[ 5845.379146] RIP: 0010:[<ffffffff81371487>] [<ffffffff81371487>] percpu_counter_hotcpu_callback+0x6a/0x93
[ 5845.379235] RSP: 0018:ffff880156bf9d68 EFLAGS: 00010282
[ 5845.379283] RAX: 0000000100000000 RBX: ffffffffffffffc7 RCX: 0000000000000282
[ 5845.379345] RDX: 0000000000000100 RSI: ffffffff81554abe RDI: ffffffff8137147f
[ 5845.379406] RBP: ffff880156bf9d78 R08: ffffffff81656a70 R09: ffffffff81731085
[ 5845.379466] R10: 0000000000000003 R11: ffff880157da7700 R12: 0000000000000001
[ 5845.379527] R13: 00000000ffffffe0 R14: ffffffff81656a70 R15: 0000000000000001
[ 5845.379589] FS: 00007fef586d3700(0000) GS:ffff880002280000(0000) knlGS:0000000000000000
[ 5845.379659] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5845.381688] CR2: ffffffffffffffff CR3: 00000001551a1000 CR4: 00000000000006e0
[ 5845.383723] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5845.386080] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 5845.388123] Process bash (pid: 6754, threadinfo ffff880156bf8000, task ffff8801569fbf60)
[ 5845.390158] Stack:
[ 5845.392176] 0000000000000001 0000000000000007 ffff880156bf9db8 ffffffff81057344
[ 5845.392253] <0> ffff880156bf9db8 0000000000000000 ffffffff81635020 0000000000000001
[ 5845.394370] <0> 0000000000000000 0000000000000000 ffff880156bf9dc8 ffffffff8105738f
[ 5845.398550] Call Trace:
[ 5845.400655] [<ffffffff81057344>] notifier_call_chain+0x32/0x5e
[ 5845.402776] [<ffffffff8105738f>] __raw_notifier_call_chain+0x9/0xb
[ 5845.405108] [<ffffffff8103c6e3>] __cpu_notify+0x1b/0x2d
[ 5845.407235] [<ffffffff8103c703>] cpu_notify+0xe/0x10
[ 5845.409375] [<ffffffff8103c70e>] cpu_notify_nofail+0x9/0x11
[ 5845.411477] [<ffffffff81362d82>] _cpu_down+0x151/0x206
[ 5845.413553] [<ffffffff81362ea8>] cpu_down+0x28/0x35
[ 5845.415637] [<ffffffff8136430d>] store_online+0x27/0x6e
[ 5845.417716] [<ffffffff812923ab>] sysdev_store+0x1b/0x1d
[ 5845.419790] [<ffffffff811321b2>] sysfs_write_file+0x103/0x13f
[ 5845.421888] [<ffffffff810daf92>] vfs_write+0xb0/0x14f
[ 5845.423984] [<ffffffff810db22e>] sys_write+0x45/0x6c
[ 5845.426096] [<ffffffff81002002>] system_call_fastpath+0x16/0x1b
[ 5845.428360] Code: 8b 53 48 48 89 df 48 89 c6 4a 03 14 e5 d0 9b 67 81 48 63 0a 48 01 4b 30 c7 02 00 00 00 00 e8 35 49 00 00 48 8b 5b 38 48 83 eb 38 <48> 8b 43 38 0f 18 08 48 8d 43 38 48 3d 60 1e 65 81 75 b9 48 c7
[ 5845.434413] RIP [<ffffffff81371487>] percpu_counter_hotcpu_callback+0x6a/0x93
[ 5845.436882] RSP <ffff880156bf9d68>
[ 5845.439310] CR2: ffffffffffffffff
[ 5845.451743] ---[ end trace f5dfc3cdb422158a ]---



Sergey
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Prev: [PATCH/RFC 5/6] Staging: ti-st: update Kconfig and Makefile for FM driver
Next: [PATCH/RFC 3/6] drivers:staging:ti-st: Sources for FM common header