linux-kernel - Re: 2.6.34-rc3, BUG at mm/slab.c:2989

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Message-ID: <alpine.DEB.2.00.1004011257470.17168@router.home>
Date:	Thu, 1 Apr 2010 12:59:38 -0500 (CDT)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	linux-kernel@...r.kernel.org
cc:	Pekka Enberg <penberg@...helsinki.fi>,
	Matt Mackall <mpm@...enic.com>, linux-mm@...ck.org
Subject: Re: 2.6.34-rc3, BUG at mm/slab.c:2989

On Thu, 1 Apr 2010, Heinz Diehl wrote:

> Apr  1 18:20:33 liesel kernel: kernel BUG at mm/slab.c:2989!

Typical for slab metadata corruption. You need to run with debugging on.

Switch to SLUB and set SLUB_DEBUG_ON. Reboot and reproduce situation.
Check the syslog after while. SLUB will repair the situation and continue
if possible. There may not be failure.

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