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Date:	Mon, 14 Jul 2014 11:58:02 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Andrey Ryabinin <a.ryabinin@...sung.com>
Cc:	Sasha Levin <sasha.levin@...cle.com>,
	Ingo Molnar <mingo@...nel.org>,
	John Stultz <john.stultz@...aro.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Dave Jones <davej@...hat.com>, Oleg Nesterov <oleg@...hat.com>
Subject: Re: sched, timers: use after free in __lock_task_sighand when
 exiting a process

On Mon, Jul 14, 2014 at 01:34:40PM +0400, Andrey Ryabinin wrote:
> On 07/14/14 13:04, Peter Zijlstra wrote:
> > On Sun, Jul 13, 2014 at 07:45:56PM -0400, Sasha Levin wrote:
> >> On 07/13/2014 05:51 PM, Sasha Levin wrote:
> >>> Hi all,
> >>>
> >>> While fuzzing with trinity inside a KVM tools guest running the latest -next
> >>> kernel with the KASAN patchset, I've stumbled on the following spew:
> > 
> > WTH is a KASAN?
> > 
> 
> It's dynamic memory checker, detects use after free, out of bounds accesses - https://lkml.org/lkml/2014/7/9/990

How is it better/different from the existing use after free stuff? That
email fails to tell me.

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