linux-kernel - Re: 2.6.25-mm1: not looking good

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Message-ID: <Xine.LNX.4.64.0804182029110.5998@us.intercode.com.au>
Date:	Fri, 18 Apr 2008 20:32:39 +1000 (EST)
From:	James Morris <jmorris@...ei.org>
To:	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>
cc:	Pekka Enberg <penberg@...helsinki.fi>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Stephen Smalley <sds@...ho.nsa.gov>,
	Paul Moore <paul.moore@...com>
Subject: Re: 2.6.25-mm1: not looking good

On Fri, 18 Apr 2008, Ingo Molnar wrote:

> 
> * Pekka Enberg <penberg@...helsinki.fi> wrote:
> 
> > Andrew, you don't seem to have slab debugging enabled:
> > 
> > # CONFIG_DEBUG_SLAB is not set
> > 
> > And quite frankly, the oops looks unlikely to be a slab bug but rather 
> > a plain old slab corruption cause by the callers...
> 
> hm, there's sel_netnode_free() in the stackframe - that's from 
> security/selinux/netnode.c. Andrew, any recent changes in that area?

I've reverted the -mm only change to that file in 

git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/selinux-2.6.git#for-akpm


commit f777964ad75cf4a119d911d12e81948d2402677f
Author: James Morris <jmorris@...ei.org>
Date:   Fri Apr 18 20:27:24 2008 +1000

    Revert "SELinux: Made netnode cache adds faster"
    
    This reverts commit 6bf8f41d4efdf9d4eeb4f7df9c591e281f7da93e.
    
    Possible cause of slab corruption in -mm.



-- 
James Morris
<jmorris@...ei.org>
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