Subject : Happened again, 20140811 -- Got "Internal error XFS_WANT_CORRUPTED_GOTO". Filesystem needs reformatting to correct issue.

[Mark Tinguely]

On 08/11/14 09:23, Carlos E. R. wrote:
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> El 2014-07-02 a las 11:57 +0200, Carlos E. R. escribió:
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>> I got this error:
>
> Happened again, I'm on middle of recovery procedures, and using my
> laptop to post.
>
>
> The system did not "die", I could still use xterms owned by root. So I
> tried to use xfs_metadump before rebooting, but it refused, said that
> the partition was mounted (and I know from previous times that umounting
> fails or locks the machine). It also said that it could not intialize
> the XFS library.
>
> So I logged out, and issued "reboot" on tty1 as root. No go, it got
> stuck somewhere, and I had to hit the physical reset button on the
> machine. I have not looked at the logs yet.
>
> I am now running the machine off a live usb stick (13.1 XFCE rescue
> system) to avoid the automatics to fsck the home partition, and I
> already obtained a xfs_metadump of it.
>
> I post this in case you have some suggestion before I nuke the partition
> (rsync, reformat, etc). It shold take some hours.
>
> - -- Cheers
> Carlos E. R.

Where in the filesystem did the XFS_WANT_CORRUPTED_GOTO happen?

I am interested in the metadata dump.

Also, some one hit back to back duplicate block allocation 
XFS_WANT_CORRUPTED_GOTO bugs, you may want to do a metadata dump before 
and after the xfs_repair in case you hit it again soon.

If this is a duplicate block allocation, some user blocks will have 
overwritten the metadata.

--Mark.