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Date:	Mon, 14 Jul 2014 13:34:40 +0400
From:	Andrey Ryabinin <a.ryabinin@...sung.com>
To:	Peter Zijlstra <peterz@...radead.org>,
	Sasha Levin <sasha.levin@...cle.com>
Cc:	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 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

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