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Date: Fri, 12 Jun 2009 15:33:30 +0800
From: Li Zefan <lizf@cn.fujitsu.com>
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To: Pekka Enberg <penberg@cs.helsinki.fi>
CC: Ingo Molnar <mingo@elte.hu>, Yinghai Lu <yinghai@kernel.org>,
       Christoph Lameter <cl@linux-foundation.org>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
       hannes@cmpxchg.org, mpm@selenic.com, npiggin@suse.de,
       kamezawa.hiroyu@jp.fujitsu.com
Subject: Re: [GIT PULL v3] Early boot SLAB for 2.6.31
References: <alpine.LFD.2.01.0906101331250.6847@localhost.localdomain>	 <alpine.LFD.2.01.0906101332440.6847@localhost.localdomain>	 <Pine.LNX.4.64.0906111416070.10394@melkki.cs.Helsinki.FI>	 <alpine.DEB.1.10.0906110954030.29827@gentwo.org>	 <84144f020906110706y8df301bhd930dc48f3188d3c@mail.gmail.com>	 <84144f020906110824g7b3981abmdbcf94ae2f9068de@mail.gmail.com>	 <4A3143E3.3090705@kernel.org>	 <Pine.LNX.4.64.0906112101020.21593@melkki.cs.Helsinki.FI>	 <20090611214342.GA12762@elte.hu> <20090611220307.GA16180@elte.hu>	 <20090612071703.GA29679@elte.hu> <1244791788.30512.2.camel@penberg-laptop>
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Pekka Enberg wrote:
> Hi Ingo,
> 
> On Fri, 2009-06-12 at 09:17 +0200, Ingo Molnar wrote:
>> Plus i quickly got this crash too:
>>
>> [    0.000000] console [tty0] enabled
>> [    0.000000] allocation of page_cgroup was failed.
>> [    0.000000] please try cgroup_disable=memory boot option
>> [    0.000000] Kernel panic - not syncing: Out of memory
>> [    0.000000] Rebooting in 1 seconds..<1>BUG: unable to handle kernel NULL pointer dereference at 0000004c
>> [    0.000000] IP: [<c16ec708>] klist_next+0x10/0x8f
>> [    0.000000] *pdpt = 0000000001a8a001 *pde = 0000000000000000 
>> [    0.000000] Thread overran stack, or stack corrupted
> 
> Hmm, does this patch fix it? Hiroyuki, Li, does the oops look familiar to you?
> 

should be the same bug.