linux-kernel - Re: 3.14.0-rc2: WARNING: at mm/slub.c:1007

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Message-ID: <alpine.DEB.2.19.4.1402131721190.6233@trent.utfs.org>
Date:	Thu, 13 Feb 2014 17:22:06 -0800 (PST)
From:	Christian Kujau <lists@...dbynature.de>
To:	Dave Chinner <david@...morbit.com>
cc:	LKML <linux-kernel@...r.kernel.org>, xfs@....sgi.com,
	linux-mm@...ck.org
Subject: Re: 3.14.0-rc2: WARNING: at mm/slub.c:1007

On Fri, 14 Feb 2014 at 12:14, Dave Chinner wrote:
> > OK, so the "possible irq lock inversion dependency detected" is a lockdep 
> > regression, as you explained in the xfs-list thread. What about the 
> > "RECLAIM_FS-safe -> RECLAIM_FS-unsafe lock order detected" warning - I 
> > haven't seen it again though, only once with 3.14.0-rc2.
> 
> That was also an i_lock/mmapsem issue, so it's likely to be the same
> root cause. I'm testing a fix for it at the moment.

Understood. Thanks for looking into this.

Christian.
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