I reported this a couple of months back. It's reassuring to know that it's a
consistent problem.
On Fri, 20 Jul 2001, [iso-8859-1] Ragnar Kjørstad wrote:
> On Thu, Jul 19, 2001 at 04:22:07PM -0400, Christian, Chip wrote:
> > I found the same thing happening. Tracked it down in our case to using
> > fdisk to re-read disk size before mounting. Replaced it with "blockdev
> > --readpt" and the problem seems to have gone away. YMMV.
>
> I've now been able to reproduce:
>
> * make a filesystem
> * mount it
> * export it (nfs)
> * mount on remote machine
> * lock file (fcntl)
> * unexport
> * unmount
>
> Then you get the VFS message about self-destruct. Tested with both ext2
> and xfs.
>
> The lock is still present in /proc/locks after the umount.
>
> With ext2 I can remount the filesystem successfully, but with XFS I get
> the message about duplicate UUIDs and the mount failes. I believe this is a
> totally
> different problem from the one you were experiencing. (and blockdev doesn't
> help for me)
>
> I suppose this is a generic kernel bug?
>
>
>
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