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Re: BUG: sleeping function called from invalid context at kernel/rwsem.c

To: Alexander Beregalov <a.beregalov@xxxxxxxxx>
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 <david@xxxxxxxxxxxxx>
Date: Tue, 21 Oct 2008 09:35:49 +1100
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>, Arjan van de Ven <arjan@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx, linux-next@xxxxxxxxxxxxxxx, LKML <linux-kernel@xxxxxxxxxxxxxxx>
In-reply-to: <a4423d670810201013w6448cb38w402771799cefb5f5@xxxxxxxxxxxxxx>
Mail-followup-to: Alexander Beregalov <a.beregalov@xxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Arjan van de Ven <arjan@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx, linux-next@xxxxxxxxxxxxxxx, LKML <linux-kernel@xxxxxxxxxxxxxxx>
References: <a4423d670810170543vd6b4c39p44bf125610d8540@xxxxxxxxxxxxxx> <20081017164116.GA17375@xxxxxxxxxxxxx> <a4423d670810170954h7ca130aaw8895380a4c6b125@xxxxxxxxxxxxxx> <20081017165738.GA20818@xxxxxxxxxxxxx> <a4423d670810171013g5bc19c1cm3f7d9c014ee70349@xxxxxxxxxxxxxx> <20081017203710.GA27187@xxxxxxxxxxxxx> <20081017135510.7127c4e7@xxxxxxxxxxxxx> <a4423d670810200758m3cea3841h40988afc8eaf81@xxxxxxxxxxxxxx> <20081020163327.GA15651@xxxxxxxxxxxxx> <a4423d670810201013w6448cb38w402771799cefb5f5@xxxxxxxxxxxxxx>
User-agent: Mutt/1.5.18 (2008-05-17)
On Mon, Oct 20, 2008 at 09:13:05PM +0400, Alexander Beregalov wrote:
> 2008/10/20 Christoph Hellwig <hch@xxxxxxxxxxxxx>:
> > 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 <david@xxxxxxxxxxxxx>
> >> 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
david@xxxxxxxxxxxxx

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