SysRq SAK panic on tty2
From: Simon Arlott
Date: Thu Mar 08 2007 - 17:06:48 EST
I have no idea when this broke, I was checking SAK worked at all since
it's not on another box's serial console.
[ 0.000000] Linux version 2.6.21-rc3-git (byte@redrum) (gcc version 3.4.6 (Gentoo 3.4.6-r1, ssp-3.4.5-1.0, pie-8.7.9)) #170 PREEMPT Thu Mar 8 21:19:28 GMT 2007
tty1 (console):
[ 111.879184] SysRq : SAK
[ 111.879417] SAK: killed process 6231 (agetty): process_session(p)==tty->session
[ 111.879589] SAK: killed process 6231 (agetty): process_session(p)==tty->session
tty2:
[ 122.983282] SysRq : SAK
[ 122.983459] ------------[ cut here ]------------
[ 122.983507] kernel BUG at kernel/workqueue.c:212!
[ 122.983618] invalid opcode: 0000 [#1]
[ 122.983661] PREEMPT
[ 122.983736] Modules linked in: capability commoncap mt352 saa7134_dvb dvb_pll video_buf_dvb dvb_core
[ 122.984245] CPU: 0
[ 122.984247] EIP: 0060:[<b0130bf1>] Not tainted VLI
[ 122.984249] EFLAGS: 00010017 (2.6.21-rc3-git #170)
[ 122.984385] EIP is at queue_work+0x51/0x60
[ 122.984494] eax: b0967c7c ebx: 00000000 ecx: effec7a0 edx: b0967c78
[ 122.984545] esi: 00000001 edi: 0000006b ebp: b06bbdb8 esp: b06bbdb4
[ 122.984595] ds: 007b es: 007b fs: 00d8 gs: 0000 ss: 0068
[ 122.984644] Process swapper (pid: 0, ti=b06ba000 task=b0660ca0 task.ti=b06ba000)
[ 122.984751] Stack: b0967c78 b06bbdc0 b01313ff b06bbdd8 b03084c1 b06047fd 00000001 b0967c78
[ 122.985232] b0678210 b06bbe00 b0308778 b0603fdf b060481c 00000082 00000009 ebb83000
[ 122.985776] ebb83000 0000006b ebb83000 b06bbe10 b0308841 b0967a45 00000025 b06bbe48
[ 122.986264] Call Trace:
[ 122.986410] [<b0104f4a>] show_trace_log_lvl+0x1a/0x30
[ 122.986504] [<b010500b>] show_stack_log_lvl+0x8b/0xb0
[ 122.986650] [<b0105253>] show_registers+0x1c3/0x320
[ 122.986739] [<b0105536>] die+0x106/0x230
[ 122.986883] [<b01056e2>] do_trap+0x82/0xc0
[ 122.986970] [<b01059f3>] do_invalid_op+0xa3/0xb0
[ 122.987116] [<b0510f04>] error_code+0x74/0x7c
[ 122.987212] [<b01313ff>] schedule_work+0xf/0x20
[ 122.987357] [<b03084c1>] sysrq_handle_SAK+0x31/0x40
[ 122.987452] [<b0308778>] __handle_sysrq+0x88/0x120
[ 122.987599] [<b0308841>] handle_sysrq+0x31/0x40
[ 122.987687] [<b0302e35>] kbd_keycode+0x335/0x3b0
[ 122.987833] [<b0302f8a>] kbd_event+0xda/0xf0
[ 122.987920] [<b03d4222>] input_event+0x152/0x430
[ 122.988069] [<b03d8f4e>] atkbd_interrupt+0x21e/0x520
[ 122.988161] [<b03d1e32>] serio_interrupt+0x42/0x80
[ 122.988307] [<b03d2845>] i8042_interrupt+0x105/0x250
[ 122.988396] [<b014b618>] handle_IRQ_event+0x28/0x60
[ 122.988550] [<b014c6f0>] handle_level_irq+0x70/0x100
[ 122.988639] [<b010692c>] do_IRQ+0x3c/0x80
[ 122.988784] [<b0104be2>] common_interrupt+0x2e/0x34
[ 122.988873] [<b01020e6>] cpu_idle+0x46/0x80
[ 122.989017] [<b0101037>] rest_init+0x37/0x40
[ 122.989104] [<b06bcbb5>] start_kernel+0x1c5/0x210
[ 122.989257] [<00000000>] 0x0
[ 122.989342] =======================
[ 122.989391] Code: bb 01 00 00 00 e8 60 ff ff ff 89 e0 25 00 e0 ff ff ff 48 14 8b 40 08 a8 08 75 05 89 d8 5b c9 c3 e8 45 d6 3d 00 89 d8 5b c9 90 c3 <0f> 0b eb fe 8d 74 26 00 8d bc 27 00 00 00 00 55 8b 10 89 e5 83
[ 122.992739] EIP: [<b0130bf1>] queue_work+0x51/0x60 SS:ESP 0068:b06bbdb4
[ 122.992928] Kernel panic - not syncing: Fatal exception in interrupt
[ 122.992985] Rebooting in 10 seconds...
--
Simon Arlott
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