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Re: XFS Regression Issue in kernel 2.6.26.3

To: albert.graham@xxxxxxx
Subject: Re: XFS Regression Issue in kernel 2.6.26.3
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Thu, 02 Oct 2008 15:46:12 -0500
Cc: xfs@xxxxxxxxxxx
In-reply-to: <48E51BF5.3080100@xxxxxxx>
References: <48E51BF5.3080100@xxxxxxx>
User-agent: Thunderbird 2.0.0.16 (X11/20080723)
Albert Graham wrote:
> Hi Guys,
> 
> I use Fedora 8 as my MythTV backend server which uses XFS, ISince upgrading 
> from kernel-2.6.25 to kernel-2.6.26 I've 
> been getting the following errors (see below).
> 
> This occurs on very light load (e.g. rsync from a remove server - via the 
> internet), the only option is to reboot the 
> server as the messages are constantly recursive once it starts.
> 
> Now, I know my kernel it tainted with the NVIDIA driver and this is not a 
> problem with any previous kernel.
> 
> Please let me know if there is anything I can do to assist diagnosing this 
> issue.
> 
> Albert.
> 
> 
>   =======================
> XFS internal error XFS_WANT_CORRUPTED_RETURN at line 280 of file 
> fs/xfs/xfs_alloc.c.  Caller 0xf88e0018
> Pid: 8025, comm: rsync Tainted: P          2.6.26.3-14.fc8PAE #1
>   [<f8900a41>] xfs_error_report+0x2c/0x2e [xfs]
>   [<f88de86c>] xfs_alloc_fixup_trees+0x264/0x273 [xfs]
>   [<f88e0018>] ? xfs_alloc_ag_vextent_near+0x6e4/0x82b [xfs]

Do you know if the filesystem shows any corruption?

Try xfs_repair -n to see; if it is, getting an xfs_metadump prior to
repairing may help a post-mortem.

-Eric

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