linux-kernel - Re: repeatable slab corruption with LTP msgctl08

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Date:	Thu, 12 Jun 2008 10:13:19 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Pekka J Enberg <penberg@...helsinki.fi>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Nadia Derbey <Nadia.Derbey@...l.net>,
	Manfred Spraul <manfred@...orfullife.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: repeatable slab corruption with LTP msgctl08

On Thu, 12 Jun 2008, Pekka J Enberg wrote:

> I really don't understand how your bufctl chains has so many BUFCTL_END 
> elements in the first place. It's doesn't look like the memory has been 
> stomped on (slab->s_mem, for example, is 0xf2906088), so I'd look for a 
> double kfree() of size 128 somewhere...

Looks pretty strange. Could this be rerun with SLAB_DEBUG or with SLUB 
with full debugging?
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