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Date: Tue, 15 Apr 2008 14:42:42 -0700 (PDT)
From: Christoph Lameter <clameter@sgi.com>
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To: Ingo Molnar <mingo@elte.hu>
cc: Linus Torvalds <torvalds@linux-foundation.org>,
       Pekka Enberg <penberg@cs.helsinki.fi>, linux-kernel@vger.kernel.org,
       Mel Gorman <mel@csn.ul.ie>, Nick Piggin <npiggin@suse.de>,
       Andrew Morton <akpm@linux-foundation.org>,
       "Rafael J. Wysocki" <rjw@sisk.pl>, Yinghai.Lu@sun.com, apw@shadowen.org,
       KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [bug] SLUB + mm/slab.c boot crash in -rc9
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On Tue, 15 Apr 2008, Ingo Molnar wrote:

> btw., as i progress with that bisection effort, i triggered new crash 
> patterns, which lappen later during bootup:

It may help to run with slub_debug (or CONFIG_SLUB_DEBUG_ON) then to 
detect the corruption as early as possible. Only works if you get by 
kmem_cache_init() though. Should give us some informative dumps of what is 
exactly corrupted if it hits a slab object.