xfs 2.6.31.9 error

[Dave Chinner]

On Mon, Dec 28, 2009 at 04:10:48PM +0100, DS wrote:
> Hello,
> 
> after upgrade from Debian etch -> Debian lenny with custom kernel
> 2.6.31.9 (before 2.6.28.1) I see this error and server is
> resetting sometimes..
> 
> Filesystem was creating far far away (about 4years ago).
> 
> XFS internal error XFS_WANT_CORRUPTED_RETURN at line 366 of file fs/xfs/xfs_alloc.c.  Caller 0xffffffff81169ae3

Any errors in the log before this (e.g. IO errors)?

> Pid: 4022, comm: procmail Not tainted 2.6.31.9 #3
> Call Trace:
>  [<ffffffff8118edfe>] xfs_error_report+0x3e/0x40
>  [<ffffffff811680fa>] xfs_alloc_fixup_trees+0x2ba/0x340
>  [<ffffffff81167de9>] ? xfs_alloc_get_rec+0x29/0x60
>  [<ffffffff81169ae3>] xfs_alloc_ag_vextent_near+0x3f3/0x940
>  [<ffffffff8116a105>] xfs_alloc_ag_vextent+0xd5/0x130
>  [<ffffffff8116aa68>] xfs_alloc_vextent+0x3a8/0x4f0
.....

Looks like a corrupted free space tree - that could have happened a
long time ago and only now are you tripping over it. I'd run
xfs_repair on the filesystem to fix up the problem. If it happens
again then we'll have to look deeper.

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com