From: Jan Kara <jack@suse.cz>
To: Nick Piggin <npiggin@suse.de>
Cc: Andrew Morton <akpm@osdl.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: unmount oops in log_do_checkpoint
Date: Mon, 16 Jan 2006 22:22:50 +0100 [thread overview]
Message-ID: <20060116212250.GD12159@atrey.karlin.mff.cuni.cz> (raw)
In-Reply-To: <20060116160420.GA21064@wotan.suse.de>
> 2.6.15-git12 (and 11, not sure when it started) oops when unmounting
> an ext3 filesystem. Looks like 'transaction' in log_do_checkpoint is
> garbage.
>
> Reproduced it every time for about 3 or 4 reboots now.
>
> Unable to handle kernel paging request at virtual address f63b4f7c
> printing eip:
> c019db03
> *pde = 004b0067
> *pte = 363b4000
> Oops: 0000 [#1]
> SMP DEBUG_PAGEALLOC
> Modules linked in: ide_cd cdrom 8250_pnp 8250 serial_core piix ide_core
> CPU: 1
> EIP: 0060:[<c019db03>] Not tainted VLI
> EFLAGS: 00010206 (2.6.15-git12)
> EIP is at log_do_checkpoint+0x6b/0x47b
> eax: f63b4f78 ebx: 00000001 ecx: 00000000 edx: 00015e0a
> esi: f57b78cc edi: f57e7e90 ebp: f57e7e6c esp: f57e7d38
> ds: 007b es: 007b ss: 0068
> Process umount (pid: 2418, threadinfo=f57e7000 task=f5396ad0)
> Stack: <0>00000001 c18364b8 00000082 c04aa3a8 348ea000 f642bf24 f642bdf8 f63b4f78
> 00015e0a 00000001 c1836490 00000000 f57e7d80 c0114e96 00000000 00000000
> f57e7d98 f4e7bad0 f57e7d98 c01151a0 c0441788 0000001f 00000000 c0441780
> Call Trace:
> [<c0103dc0>] show_stack_log_lvl+0xbb/0x105
> [<c0103f69>] show_registers+0x15f/0x1ef
> [<c010422a>] die+0x11b/0x22d
> [<c0114217>] do_page_fault+0x1ea/0x5d4
> [<c01037d7>] error_code+0x4f/0x54
> [<c019ff19>] journal_destroy+0x10d/0x24b
> [<c0195986>] ext3_put_super+0x20/0x1ec
> [<c015c89d>] generic_shutdown_super+0x89/0x131
> [<c015c954>] kill_block_super+0xf/0x20
> [<c015cb60>] deactivate_super+0x62/0x75
> [<c016f59c>] mntput_no_expire+0x44/0x62
> [<c0162f85>] path_release_on_umount+0x15/0x18
> [<c0170362>] sys_umount+0x3a/0x21d
> [<c017055e>] sys_oldumount+0x19/0x1b
> [<c0102bdf>] sysenter_past_esp+0x54/0x75
> Code: e8 fe ff ff 89 d0 85 d2 0f 84 f2 01 00 00 8b 52 04 89 95 ec fe ff ff 39 85 e8 fe ff ff 74 15 8b 95 ec fe ff ff 8b 85 e8 fe ff ff <3b> 50 04 0f 85 cc 01 00 00 c7 45 f0 00 00 00 00 8b 85 e8 fe ff
It would be useful to find out which patch cause it (by git bisect)
but one obvious suspect is my merged ext3 patch to checkpoint.c. I'll
investigate tomorrow.
Honza
--
Jan Kara <jack@suse.cz>
SuSE CR Labs
next prev parent reply other threads:[~2006-01-16 21:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-16 16:04 Nick Piggin
2006-01-16 21:22 ` Jan Kara [this message]
2006-01-17 11:37 ` Nick Piggin
2006-01-17 11:46 ` Andrew Morton
2006-01-17 11:59 ` Nick Piggin
2006-01-17 14:09 ` Nick Piggin
2006-01-17 16:32 ` Jan Kara
2006-01-17 16:36 ` Nick Piggin
2006-01-17 22:23 ` Jan Kara
2006-01-18 5:41 ` Nick Piggin
2006-01-18 10:35 ` Jan Kara
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20060116212250.GD12159@atrey.karlin.mff.cuni.cz \
--to=jack@suse.cz \
--cc=akpm@osdl.org \
--cc=linux-kernel@vger.kernel.org \
--cc=npiggin@suse.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®