[vserver] Kernel Panic

From: Romain Riviere <romain.riviere_at_gmail.com>
Date: Fri 30 Sep 2011 - 07:56:39 BST
Message-ID: <4E856827.9020708@gmail.com>

Hello,

Here's a panic I just had this morning and that, for once, I was able to
get information for, thanks to netconsole. This *might* be a bug that I
have had with vserver kernels since approx 2.6.36+ and for which I have
found no solution yet. Any help would be GREATLY appreciated.

Cheers,

--
Romain
Here goes:
Sep 30 05:36:43 srv505 Kernel panic - not syncing: Fatal exception in 
interrupt
Sep 30 05:36:43 srv505 Pid: 0, comm: swapper Tainted: G      D 
2.6.38.7-vs2.3.0.37-rc15 #2
Sep 30 05:36:43 srv505 Call Trace:
Sep 30 05:36:43 srv505 [<c14aed50>] ? panic+0x4d/0x12b
Sep 30 05:36:43 srv505 [<c10279a1>] ? oops_end+0x6b/0x75
Sep 30 05:36:43 srv505 [<c103acb9>] ? no_context+0x13c/0x145
Sep 30 05:36:43 srv505 [<c103adbd>] ? __bad_area_nosemaphore+0xfb/0x103
Sep 30 05:36:43 srv505 [<c106af36>] ? vx_update_load+0x18/0x1e6
Sep 30 05:36:43 srv505 [<c10444bb>] ? update_cfs_load+0x129/0x1d6
Sep 30 05:36:43 srv505 [<c103adcf>] ? bad_area_nosemaphore+0xa/0xc
Sep 30 05:36:43 srv505 [<c103b08b>] ? do_page_fault+0x157/0x344
Sep 30 05:36:43 srv505 [<c104c5b2>] ? try_to_wake_up+0x25a/0x266
Sep 30 05:36:43 srv505 [<c106204f>] ? autoremove_wake_function+0xd/0x2d
Sep 30 05:36:43 srv505 [<c1042551>] ? __wake_up_common+0x34/0x59
Sep 30 05:36:43 srv505 [<c103af34>] ? do_page_fault+0x0/0x344
Sep 30 05:36:43 srv505 [<c14b130a>] ? error_code+0x5a/0x60
Sep 30 05:36:43 srv505 [<c1226d1c>] ? cfq_completed_request+0x0/0x433
Sep 30 05:36:43 srv505 [<c104007b>] ? aes_dec_blk+0x4cb/0xb6c
Sep 30 05:36:43 srv505 [<c103af34>] ? do_page_fault+0x0/0x344
Sep 30 05:36:43 srv505 [<c1226d42>] ? cfq_completed_request+0x26/0x433
Sep 30 05:36:43 srv505 [<c128bf0d>] ? credit_entropy_bits+0x6a/0x7d
Sep 30 05:36:43 srv505 [<c128bfe9>] ? add_timer_randomness+0xc9/0xd0
Sep 30 05:36:43 srv505 [<c1219425>] ? elv_completed_request+0x3d/0x3f
Sep 30 05:36:43 srv505 [<c121af09>] ? __blk_put_request+0x27/0x95
Sep 30 05:36:43 srv505 [<c121b34e>] ? blk_end_bidi_request+0x31/0x47
Sep 30 05:36:43 srv505 [<c121b393>] ? blk_end_request+0x7/0x9
Sep 30 05:36:43 srv505 [<c12be01a>] ? scsi_io_completion+0x15d/0x380
Sep 30 05:36:43 srv505 [<c12b9628>] ? scsi_finish_command+0x72/0x8a
Sep 30 05:36:43 srv505 [<c121f183>] ? blk_done_softirq+0x47/0x53
Sep 30 05:36:43 srv505 [<c105372e>] ? __do_softirq+0x6a/0xed
Sep 30 05:36:43 srv505 [<c10536c4>] ? __do_softirq+0x0/0xed
Sep 30 05:36:43 srv505 <IRQ>
Sep 30 05:36:43 srv505 [<c14b0eae>] ? 
call_function_single_interrupt+0x2a/0x30
Sep 30 05:36:43 srv505 [<c102a026>] ? mwait_idle+0x51/0x56
Sep 30 05:36:43 srv505 [<c10244b4>] ? cpu_idle+0x37/0x4f
Sep 30 05:36:43 srv505 [<c16b2951>] ? start_kernel+0x2bd/0x2c0
This was preceded by :
Sep 30 05:36:43 srv505 BUG: unable to handle kernel
Sep 30 05:36:43 srv505 NULL pointer dereference
Sep 30 05:36:43 srv505 at 0000029c
Sep 30 05:36:43 srv505 IP:
Sep 30 05:36:43 srv505 [<c1226d42>] cfq_completed_request+0x26/0x433
Sep 30 05:36:43 srv505 *pdpt = 00000000320ec001
Sep 30 05:36:43 srv505 *pde = 0000000000000000
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 Oops: 0000 [#2]
Sep 30 05:36:43 srv505 SMP
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 last sysfs file: 
/sys/devices/platform/coretemp.3/temp1_input
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 Pid: 0, comm: swapper Tainted: G      D 
2.6.38.7-vs2.3.0.37-rc15 #2
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 Supermicro X7SBi
Sep 30 05:36:43 srv505 /
Sep 30 05:36:43 srv505 X7SBi
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 EIP: 0060:[<c1226d42>] EFLAGS: 00010096 CPU: 0
Sep 30 05:36:43 srv505 EIP is at cfq_completed_request+0x26/0x433
Sep 30 05:36:43 srv505 EAX: 00000001 EBX: f36a5760 ECX: c1226d1c EDX: 
f36a5760
Sep 30 05:36:43 srv505 ESI: f356bd84 EDI: 00000000 EBP: a356d4ec ESP: 
f340bf28
Sep 30 05:36:43 srv505 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Sep 30 05:36:43 srv505 Process swapper (pid: 0, ti=f340a000 
task=c1676320 task.ti=c1658000)
Sep 30 05:36:43 srv505 Stack:
Sep 30 05:36:43 srv505 00000202
Sep 30 05:36:43 srv505 c128bf0d
Sep 30 05:36:43 srv505 00000000
Sep 30 05:36:43 srv505 00000002
Sep 30 05:36:43 srv505 00000004
Sep 30 05:36:43 srv505 f2f71980
Sep 30 05:36:43 srv505 00000202
Sep 30 05:36:43 srv505 c128bfe9
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 00000001
Sep 30 05:36:43 srv505 f36a4b30
Sep 30 05:36:43 srv505 f36a5760
Sep 30 05:36:43 srv505 f36a4b30
Sep 30 05:36:43 srv505 f36a4b30
Sep 30 05:36:43 srv505 c1219425
Sep 30 05:36:43 srv505 f36a5760
Sep 30 05:36:43 srv505 c121af09
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 00000246
Sep 30 05:36:43 srv505 f36a5760
Sep 30 05:36:43 srv505 00000000
Sep 30 05:36:43 srv505 c121b34e
Sep 30 05:36:43 srv505 f21dc0c0
Sep 30 05:36:43 srv505 00000000
Sep 30 05:36:43 srv505 f36a5760
Sep 30 05:36:43 srv505 f36a5760
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 Call Trace:
Sep 30 05:36:43 srv505 [<c128bf0d>] ? credit_entropy_bits+0x6a/0x7d
Sep 30 05:36:43 srv505 [<c128bfe9>] ? add_timer_randomness+0xc9/0xd0
Sep 30 05:36:43 srv505 [<c1219425>] ? elv_completed_request+0x3d/0x3f
Sep 30 05:36:43 srv505 [<c121af09>] ? __blk_put_request+0x27/0x95
Sep 30 05:36:43 srv505 [<c121b34e>] ? blk_end_bidi_request+0x31/0x47
Sep 30 05:36:43 srv505 [<c121b393>] ? blk_end_request+0x7/0x9
Sep 30 05:36:43 srv505 [<c12be01a>] ? scsi_io_completion+0x15d/0x380
Sep 30 05:36:43 srv505 [<c12b9628>] ? scsi_finish_command+0x72/0x8a
Sep 30 05:36:43 srv505 [<c121f183>] ? blk_done_softirq+0x47/0x53
Sep 30 05:36:43 srv505 [<c105372e>] ? __do_softirq+0x6a/0xed
Sep 30 05:36:43 srv505 [<c10536c4>] ? __do_softirq+0x0/0xed
Sep 30 05:36:43 srv505 <IRQ>
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 [<c14b0eae>] ? 
call_function_single_interrupt+0x2a/0x30
Sep 30 05:36:43 srv505 [<c102a026>] ? mwait_idle+0x51/0x56
Sep 30 05:36:43 srv505 [<c10244b4>] ? cpu_idle+0x37/0x4f
Sep 30 05:36:43 srv505 [<c16b2951>] ? start_kernel+0x2bd/0x2c0
Sep 30 05:36:43 srv505 Code:
Sep 30 05:36:43 srv505 5b
Sep 30 05:36:43 srv505 5e
Sep 30 05:36:43 srv505 5f
Sep 30 05:36:43 srv505 5d
Sep 30 05:36:43 srv505 c3
Sep 30 05:36:43 srv505 55
Sep 30 05:36:43 srv505 57
Sep 30 05:36:43 srv505 56
Sep 30 05:36:43 srv505 53
Sep 30 05:36:43 srv505 89
Sep 30 05:36:43 srv505 d3
Sep 30 05:36:43 srv505 83
Sep 30 05:36:43 srv505 ec
Sep 30 05:36:43 srv505 24
Sep 30 05:36:43 srv505 8b
Sep 30 05:36:43 srv505 72
Sep 30 05:36:43 srv505 5c
Sep 30 05:36:43 srv505 8b
Sep 30 05:36:43 srv505 42
Sep 30 05:36:43 srv505 20
Sep 30 05:36:43 srv505 8b
Sep 30 05:36:43 srv505 7e
Sep 30 05:36:43 srv505 08
Sep 30 05:36:43 srv505 83
Sep 30 05:36:43 srv505 e0
Sep 30 05:36:43 srv505 11
Sep 30 05:36:43 srv505 8b
Sep 30 05:36:43 srv505 2d
Sep 30 05:36:43 srv505 40
Sep 30 05:36:43 srv505 da
Sep 30 05:36:43 srv505 65
Sep 30 05:36:43 srv505 c1
Sep 30 05:36:43 srv505 48
Sep 30 05:36:43 srv505 0f
Sep 30 05:36:43 srv505 95
Sep 30 05:36:43 srv505 c0
Sep 30 05:36:43 srv505 0f
Sep 30 05:36:43 srv505 b6
Sep 30 05:36:43 srv505 c0
Sep 30 05:36:43 srv505 89
Sep 30 05:36:43 srv505 44
Sep 30 05:36:43 srv505 24
Sep 30 05:36:43 srv505 20
Sep 30 05:36:43 srv505 syslog-ng[3301]: Error processing log message: <8b>
Sep 30 05:36:43 srv505 87
Sep 30 05:36:43 srv505 9c
Sep 30 05:36:43 srv505 02
Sep 30 05:36:43 srv505 00
Sep 30 05:36:43 srv505 00
Sep 30 05:36:43 srv505 8b
Sep 30 05:36:43 srv505 97
Sep 30 05:36:43 srv505 e4
Sep 30 05:36:43 srv505 02
Sep 30 05:36:43 srv505 00
Sep 30 05:36:43 srv505 00
Sep 30 05:36:43 srv505 3b
Sep 30 05:36:43 srv505 87
Sep 30 05:36:43 srv505 b0
Sep 30 05:36:43 srv505 02
Sep 30 05:36:43 srv505 00
Sep 30 05:36:43 srv505 00
Sep 30 05:36:43 srv505 7e
Sep 30 05:36:43 srv505 06
Sep 30 05:36:43 srv505 89
Sep 30 05:36:43 srv505
Sep 30 05:36:43 srv505 EIP: [<c1226d42>]
Sep 30 05:36:43 srv505 cfq_completed_request+0x26/0x433
Sep 30 05:36:43 srv505 SS:ESP 0068:f340bf28
Sep 30 05:36:43 srv505 CR2: 000000000000029c
Sep 30 05:36:43 srv505 ---[ end trace ab3174360ff1a69e ]---
Received on Fri Sep 30 07:56:53 2011
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