Subject: Re: BUG: sleeping function called from invalid context at kernel/rwsem.c:131 XFS? (was: Re: linux-next: Tree for October 17)

From: Dave Chinner <[email-masked]>
Date: Tue, 21 Oct 2008 09:35:49 +1100

On Mon, Oct 20, 2008 at 09:13:05PM +0400, Alexander Beregalov wrote:
> 2008/10/20 Christoph Hellwig <[email-masked]>:
> > On Mon, Oct 20, 2008 at 06:58:09PM +0400, Alexander Beregalov wrote:
> >> Hi Christoph
> >>
> >> I have the same result with next-1020 and today's xfs-2.6.git/master
> >> (
> >> commit bfd2bd10da76378dc4afd87d7d204a1d3d70b347
> >> Author: David Chinner <[email-masked]>
> >> Date:   Fri Oct 17 15:36:23 2008 +1000
> >>     Inode: Allow external list initialisation
> >> )
> Ha, that kernel (xfs/master) has made my system dead locked.
> SysRQ-d:
> Show all locks held in the system
> 1 lock held by pdflush
> (&type->s_umount_key#18{----}, at writeback_inodes
> 1 lock held by login
> (&(&ip->i_iolock)->mr_lock){----} at xfs_ilock
> and so on ( many locks at xfs_ilock)

Curious. Can you post the full stack traces?

Cheers,

Dave.
-- 
Dave Chinner
[email-masked]