linux-kernel - Re: [PATCH] mm/slab.c: check pointer slabp before using it in alloc

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Date:	Sat, 14 Dec 2013 13:15:15 +0200 (EET)
From:	Meelis Roos <mroos@...ux.ee>
To:	Peter Hurley <peter@...leysoftware.com>
cc:	Christoph Lameter <cl@...ux.com>,
	Ethan Zhao <ethan.kernel@...il.com>, alokk@...softinc.com,
	shobhit@...softinc.com, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mm/slab.c: check pointer slabp before using it in
 alloc_slabmgmt()

> > On Tue, 10 Dec 2013, Ethan Zhao wrote:
> > 
> > >       No, stable 3.12.4 and 3.12.3 need this patch.  3.13RC doesn't
> > > need it anymore.
> > 
> > Hmmm.. Then this commit may have fixed it:
> 
> Cross-threaded from [Re: Slab BUG with DEBUG_* options ]
> 
> On 12/08/2013 10:00 AM, Meelis Roos wrote:
> > ldata alloc change + your second slab patch + slab debug: hang on boot
> > after
> > console [tty0] enabled, bootconsole disabled
> > (after that, I should see all the dmesg again on serial but I do not).
> 
> Meelis,
> 
> Please grab this patch below and see if it fixes your 'hang on boot'
> with Christoph's other slab patch + slab debug.

Tried it on top of 3.12 + second slab patch + ldata alloc change, and 
lsab debug conf. No change - still hangs on boot.

-- 
Meelis Roos (mroos@...ux.ee)
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