linux-kernel - Re: [xfs-masters] Re: 2.6.18-rc6-mm2

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Date:	Wed, 13 Sep 2006 11:43:32 +0200
From:	"Michal Piotrowski" <michal.k.k.piotrowski@...il.com>
To:	"David Chinner" <dgc@....com>
Cc:	linux-kernel@...r.kernel.org, xfs-masters@....sgi.com
Subject: Re: [xfs-masters] Re: 2.6.18-rc6-mm2

On 13/09/06, David Chinner <dgc@....com> wrote:
> On Wed, Sep 13, 2006 at 11:58:50AM +1000, David Chinner wrote:
> > Call Trace:
> > [<c013ae74>] lock_release_non_nested+0xd8/0x143
> > [<c013b291>] lock_release+0x178/0x19f
> > [<c02f7dc5>] __mutex_unlock_slowpath+0xbb/0x131
> > [<c02f7e43>] mutex_unlock+0x8/0xa
> > [<c017655f>] generic_shutdown_super+0x9c/0xd9
> > [<c01765bc>] kill_block_super+0x20/0x32
> > [<c017667c>] deactivate_super+0x5d/0x6f
> > [<c01892bc>] mntput_no_expire+0x52/0x85
> > [<c017b2c9>] path_release_on_umount+0x15/0x18
> > [<c018a469>] sys_umount+0x1e1/0x215
> > [<c018a4aa>] sys_oldumount+0xd/0xf
> > [<c0103156>] sysenter_past_esp+0x5f/0x99
> >
> > I'm not sure why XFS would cause this - the crash is outside XFS releasing
> > a mutex (sb->s_lock) that XFS code has never touched. I doubt anyone
> > in the XFS team has done any testing on this -mm kernel...
> >
> > What is the test case, Michal? Can you post the script you used?
>
> I've booted 2.6.18-rc6-mm2 and mounted and unmounted several xfs
> filesystems. I'm currently running xfsqa on it, and I haven't seen
> any failures on unmount yet.
>
> That test case would be really handy, Michal.

http://www.stardust.webpages.pl/files/mm/2.6.18-rc6-mm2/test_mount_fs.sh

ls -hs /home/fs-farm/
total 3.6G
513M ext2.img  513M ext4.img  513M reiser3.img  513M xfs.img
513M ext3.img  513M jfs.img   513M reiser4.img

>
> Cheers,
>
> Dave.
> --
> Dave Chinner
> Principal Engineer
> SGI Australian Software Group
>

Regards,
Michal

-- 
Michal K. K. Piotrowski
LTG - Linux Testers Group
(http://www.stardust.webpages.pl/ltg/)
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