On Wed, Aug 25, 2004 at 12:35:55PM -0700, Wenzel Jakob wrote:
> Hello,
> I am experiencing XFS file system corruption on a vanilla kernel.org
> kernel 2.6.7 (the only additional module is the nvidia driver which
> really shouldn't be the cause of the problems).
>
> The problem is that, all of a sudden, files have the content of an
> entirely different file. For example one second I am editing a .cpp
> file, the next moment I open it up again, it is a jpeg file from a
> directory containing my digital camera pictures. The original .cpp
> file was lost, so the files were not exchanged.
>
> This has happened to me before with previous kernels from 2.6 - what I
> usually did is run knoppix and fsck the filesystem which seemed to
> stop it for a while.
>
> I cannot reproduce this behavior, it seems completely random and only
> happens every couple of weeks. Also, I have only noticed this with
> files on which I am actively working - who knows, maybe many more
> files have some wrong content by now.
>
> I am very certain that this is not a virus or an intrusion and is
> caused by the filesystem. If anyone has some advice, I am open to
> every suggestion.
umount the file system (if it's your root then move the harddisk to
another system for forensics or use a live CD with xfs utilities) and
use xfs_check(8) and xfs_repair(8). If any output/diagnostics looks
suspicious ask again on the list.
--
Axel.Thimm at ATrpms.net
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