From: Andrew Morton <akpm@osdl.org>
To: Nick Piggin <npiggin@suse.de>
Cc: jack@suse.cz, npiggin@suse.de, linux-kernel@vger.kernel.org
Subject: Re: unmount oops in log_do_checkpoint
Date: Tue, 17 Jan 2006 03:46:01 -0800 [thread overview]
Message-ID: <20060117034601.6556322a.akpm@osdl.org> (raw)
In-Reply-To: <20060117113727.GB24083@wotan.suse.de>
Nick Piggin <npiggin@suse.de> wrote:
>
> On Mon, Jan 16, 2006 at 10:22:50PM +0100, Jan Kara wrote:
> > > 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.
> > >
>
> [oops]
>
> > 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.
> >
>
> Yep, reverting jbd split checkpoint lists in -git12 fixes it. It is
> 100% reproducible so far, and every time rebooting with a patched
> kernel fails to result in the oops.
>
But that patch was in -mm for months. How come you didn't hit the oops
earlier? One would almost expect some odd patch interaction, but changes
in ext3 have been small for a long time.
next prev parent reply other threads:[~2006-01-17 11:46 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
2006-01-17 11:37 ` Nick Piggin
2006-01-17 11:46 ` Andrew Morton [this message]
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
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