linux-kernel - Re: btrfs triggered lockdep WARN.

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Message-ID: <20130627150130.14981.39849@localhost.localdomain>
Date:	Thu, 27 Jun 2013 11:01:30 -0400
From:	Chris Mason <chris.mason@...ionio.com>
To:	Dave Jones <davej@...hat.com>
CC:	Linux Kernel <linux-kernel@...r.kernel.org>,
	<linux-btrfs@...r.kernel.org>
Subject: Re: btrfs triggered lockdep WARN.

Quoting Dave Jones (2013-06-27 10:58:24)
> Another bug caused by this script. https://github.com/kernelslacker/io-tests/blob/master/setup.sh

I'm still struggling to reproduce that one here.  I've tried every
variation I can think of but I'll try again.

I really hope you don't already have CONFIG_DEBUG_PAGE_ALLOC turned on,
maybe it will catch this?

-chris
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