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From: Jiri Slaby <jirislaby@gmail.com>
To: Jiri Slaby <jirislaby@gmail.com>
Cc: Andrew Morton <akpm@osdl.org>,
	linux-kernel@vger.kernel.org, Jens Axboe <axboe@suse.de>
Subject: Re: elevator oops [Was: 2.6.20-rc6-mm1]
Date: Sun, 28 Jan 2007 18:41:59 +0100	[thread overview]
Message-ID: <45BCE067.5000603@gmail.com> (raw)
In-Reply-To: <45BC82A5.1020403@gmail.com>

Jiri Slaby napsal(a):
> Andrew Morton napsal(a):
>> Temporarily at
>>
>>     http://userweb.kernel.org/~akpm/2.6.20-rc6-mm1/
> 
> Under disk load I get disk:
> ------------[ cut here ]------------
> kernel BUG at /home/l/latest/xxx/block/cfq-iosched.c:1026!
> invalid opcode: 0000 [#1]
> SMP
> last sysfs file: /devices/platform/i2c-9191/9191-0290/cpu0_vid
> Modules linked in: nfsd exportfs lockd sunrpc cifs ipv6 floppy eth1394 
> ide_cd ohci1394 cdrom usb_storage ehci_hcd ieee1394
> CPU:    0
> EIP:    0060:[<c01d4186>]    Not tainted VLI
> EFLAGS: 00010002   (2.6.20-rc6-mm1 #228)
> EIP is at cfq_dispatch_requests+0x497/0x49b
> eax: 00000000   ebx: 00000000   ecx: 00000001   edx: 00000000
> esi: 00000000   edi: f7e739c0   ebp: f7e9bcf0   esp: f7e9bca0
> ds: 007b   es: 007b   fs: 00d8  gs: 0000  ss: 0068
> Process md3_raid1 (pid: 415, ti=f7e9a000 task=c1961570 task.ti=f7e9a000)
> Stack: 00000000 c1961570 00000001 00000001 0000019f f7e72d5c c01d2fd1 
> f7e74574
>        00000000 f7e7180c 00000000 00000000 c01cb837 f7e7180c 00000001 
> f7e9bd04
>        c01ce7a4 f7e7180c f7e7180c f7e7180c f7e9bd08 c01cb99b f7e74574 
> f7e7180c
> Call Trace:
>  [<c0104ffb>] show_trace_log_lvl+0x1a/0x30
>  [<c01050b6>] show_stack_log_lvl+0xa5/0xca
>  [<c01052ae>] show_registers+0x1d3/0x2b8
>  [<c01054b4>] die+0x121/0x243
>  [<c010564c>] do_trap+0x76/0x9c
>  [<c0105eb1>] do_invalid_op+0x97/0xa1
>  [<c034df3c>] error_code+0x7c/0x84
>  [<c01cb99b>] elv_drain_elevator+0x18/0x62
>  [<c01cbf53>] elv_insert+0xa2/0x111
>  [<c01cc035>] __elv_add_request+0x73/0x76
>  [<c01cfdff>] __make_request+0xd9/0x2f5
>  [<c01cde61>] generic_make_request+0x158/0x1f9
>  [<c01d0161>] submit_bio+0x53/0xd6
>  [<c02859a8>] md_super_write+0x87/0xa3
>  [<c0285c39>] md_update_sb+0x275/0x3f4
>  [<c02899fe>] md_check_recovery+0x17f/0x466
>  [<c0281380>] raid1d+0x2e/0xf9c
>  [<c028b47f>] md_thread+0x32/0x113
>  [<c0134c5b>] kthread+0xb4/0xd9
>  [<c0104c9f>] kernel_thread_helper+0x7/0x18
>  =======================
> Code: 10 c7 04 24 00 00 00 00 31 c9 89 f8 e8 e4 f1 ff ff 8b 4f 5c 85 c9 
> 75 13 8b 55 d8 8d 04 13 01 f0 03 45 dc 89 45 d0 e9 86 fb ff ff <0f> 0b 
> eb fe 55 89 e5 57 56 53 83 ec 04 89 c3 8b 40 54 89 45 f0
> EIP: [<c01d4186>] cfq_dispatch_requests+0x497/0x49b SS:ESP 0068:f7e9bca0
> 
> and the kernel (totally) hangs (no sysrq).

noop scheluder seems to be stable altogether.

regards,
-- 
http://www.fi.muni.cz/~xslaby/            Jiri Slaby
faculty of informatics, masaryk university, brno, cz
e-mail: jirislaby gmail com, gpg pubkey fingerprint:
B674 9967 0407 CE62 ACC8  22A0 32CC 55C3 39D4 7A7E

  reply	other threads:[~2007-01-28 17:42 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-28  7:49 2.6.20-rc6-mm1 Andrew Morton
2007-01-28 10:08 ` Unable to select IPV6 [Was: 2.6.20-rc6-mm1] Jiri Slaby
2007-01-28 16:19   ` [-mm patch] fix GFS2 circular dependency Adrian Bunk
2007-01-29  1:55     ` Randy Dunlap
2007-01-29  9:12     ` Steven Whitehouse
2007-01-28 10:25 ` 2.6.20-rc6-mm1 Jiri Slaby
2007-01-30  7:27   ` 2.6.20-rc6-mm1 Andrew Morton
2007-01-30 19:30     ` 2.6.20-rc6-mm1 Andrew Morton
2007-01-30 20:10       ` 2.6.20-rc6-mm1 Jiri Slaby
2007-01-30 20:22       ` 2.6.20-rc6-mm1 Pierre Ossman
2007-01-30 20:50       ` 2.6.20-rc6-mm1 Anton Altaparmakov
2007-01-28 11:01 ` elevator oops [Was: 2.6.20-rc6-mm1] Jiri Slaby
2007-01-28 17:41   ` Jiri Slaby [this message]
2007-02-05 11:54   ` Jens Axboe
2007-01-28 14:59 ` 2.6.20-rc6-mm1: linker error with arch_setup_additional_pages thunder7
2007-01-28 16:56 ` 2.6.20-rc6-mm1 Martin J. Bligh
2007-01-28 23:01   ` 2.6.20-rc6-mm1 Andrew Morton
2007-01-28 23:23     ` 2.6.20-rc6-mm1 Martin J. Bligh
2007-01-28 23:38       ` 2.6.20-rc6-mm1 Andrew Morton
2007-01-30  2:42     ` 2.6.20-rc6-mm1 Suparna Bhattacharya
2007-01-30  2:42       ` 2.6.20-rc6-mm1 Andrew Morton
2007-01-30  3:26         ` 2.6.20-rc6-mm1 Martin Bligh
2007-01-28 17:02 ` 2.6.20-rc6-mm1 Martin J. Bligh
2007-01-28 17:04 ` 2.6.20-rc6-mm1 Martin J. Bligh
2007-01-28 19:04 ` [-mm patch] fix CONFIG_SATA_SIS=y compile error Adrian Bunk
2007-01-28 19:41 ` 2.6.20-rc6-mm1 (build) Randy Dunlap
2007-01-28 22:21   ` [2.6 patch] NF_CONNTRACK_H323 must depend on (IPV6 || IPV6=n) Adrian Bunk
2007-01-28 23:53     ` David Miller
2007-01-29  0:00       ` Adrian Bunk
2007-01-29  0:04         ` David Miller
2007-01-29  0:21           ` Adrian Bunk
2007-01-29  1:22             ` Randy Dunlap
2007-01-30 17:13             ` Patrick McHardy
2007-01-28 22:31 ` 2.6.20-rc6-mm1 Michal Piotrowski
2007-01-28 23:10   ` 2.6.20-rc6-mm1 Andrew Morton
2007-01-29  5:17   ` 2.6.20-rc6-mm1 Herbert Xu
2007-01-29  5:29     ` 2.6.20-rc6-mm1 Herbert Xu
2007-01-29  6:43       ` 2.6.20-rc6-mm1 Andrew Morton
2007-01-29  7:21         ` 2.6.20-rc6-mm1 Herbert Xu
2007-01-29  8:35           ` 2.6.20-rc6-mm1 Ingo Molnar
2007-01-29  2:50 ` [PATCH -mm] fix DocBook build Don Mullis
2007-01-30  1:11 ` [-mm patch] vmi: cleanups Adrian Bunk
2007-01-30  4:56   ` Zachary Amsden
2007-01-30  1:11 ` [-mm patch] cx88-video.c: remove struct radionorms Adrian Bunk
2007-01-30  1:11 ` [RFC: -mm patch] CONFIG_INPUT_DEBUG improvements Adrian Bunk
2007-01-30 15:07   ` Jiri Kosina
2007-01-30 15:13     ` Adrian Bunk
2007-01-30  1:11 ` [-mm patch] drivers/char/pcmcia/ipwireless_cs_*: possible cleanups Adrian Bunk
2007-01-30  1:12 ` [RFC: -mm patch] #if 0 v4l_printk_ioctl_arg() Adrian Bunk
2007-02-06 22:12 ` [-mm patch] fs/proc/: make code static Adrian Bunk

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