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Date:	Mon, 14 Jul 2014 13:34:40 +0400
From:	Andrey Ryabinin <>
To:	Peter Zijlstra <>,
	Sasha Levin <>
Cc:	Ingo Molnar <>,
	John Stultz <>,
	Thomas Gleixner <>,
	Frederic Weisbecker <>,
	LKML <>,
	Dave Jones <>, Oleg Nesterov <>
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 -

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