linux-kernel - Re: 2.6.21-rc5-mm4 (SLUB)

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Date:	Wed, 04 Apr 2007 16:42:37 -0700
From:	Badari Pulavarty <pbadari@...il.com>
To:	Christoph Lameter <clameter@....com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.21-rc5-mm4 (SLUB)

On Wed, 2007-04-04 at 15:59 -0700, Christoph Lameter wrote:
> On Wed, 4 Apr 2007, Badari Pulavarty wrote:
> 
> > Here is the slub_debug=FU output with the above patch.
> 
> Hmmm... Looks like the object is actually free. Someone writes beyond the 
> end of the earlier object. Setting Z should check overwrites but it 
> switched off merging. So set
> 
> slub_debug = FZ
> 
> Analoguos to the last patch you would need to take out redzoning from 
> the flags that stop merging. Then rerun. Maybe we can track it down this 
> way.

Hmm.. I did that and machine boots fine, with absolutely no
debug messages :(

Thanks,
Badari



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