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From: Dave Jones <davej@redhat.com>
To: Chris Mason <chris.mason@fusionio.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>, linux-btrfs@vger.kernel.org
Subject: Re: btrfs triggered lockdep WARN.
Date: Thu, 27 Jun 2013 13:03:12 -0400	[thread overview]
Message-ID: <20130627170312.GA17728@redhat.com> (raw)
In-Reply-To: <20130627153857.14981.14731@localhost.localdomain>

On Thu, Jun 27, 2013 at 11:38:57AM -0400, Chris Mason wrote:
 > >  > I really hope you don't already have CONFIG_DEBUG_PAGE_ALLOC turned on,
 > >  > maybe it will catch this?
 > > 
 > > I do. Though given this is lockdep complaining about what looks like
 > > memory corruption, it's probably not related.
 > 
 > Ok, could you please try this with some heavy memory pressure?  I'm
 > hoping to trigger a use-after-free that points us in the right
 > direction.

Have anything in particular in mind ? I tried a make -j on a kernel tree
in a loop, but nothing new is shaking out.

	Dave


  reply	other threads:[~2013-06-27 17:03 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-27 14:58 btrfs triggered lockdep WARN Dave Jones
2013-06-27 15:01 ` Chris Mason
2013-06-27 15:19   ` Dave Jones
2013-06-27 15:38     ` Chris Mason
2013-06-27 17:03       ` Dave Jones [this message]
2013-06-27 17:00 ` Josef Bacik

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