linux-kernel - Re: [Bug #13112] Oops in drain

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Date:	Mon, 27 Apr 2009 13:39:06 -0400 (EDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Bart <mmx@....pl>
cc:	Pekka Enberg <penberg@...helsinki.fi>,
	David Rientjes <rientjes@...gle.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [Bug #13112] Oops in drain_array

On Mon, 27 Apr 2009, Bart wrote:

> Apr 27 16:57:30 fs kernel: [   96.446708] slab error in verify_redzone_free():
> cache `size-128': memory outside object was overwritten

Allright so a write after or before a 128 byte kmalloc object. Can
you switch to the SLUB allocator so that we can get memory dumps of
the corruption which will help to diagnose this further?

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