linux-kernel - Re: [PATCH 1/2] ARM64: check stack pointer in get

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Message-ID: <20131217181228.GT32118@arm.com>
Date:	Tue, 17 Dec 2013 18:12:29 +0000
From:	Catalin Marinas <catalin.marinas@....com>
To:	Konstantin Khlebnikov <k.khlebnikov@...sung.com>
Cc:	Will Deacon <Will.Deacon@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 1/2] ARM64: check stack pointer in get_wchan

On Thu, Dec 05, 2013 at 01:30:10PM +0000, Konstantin Khlebnikov wrote:
> get_wchan() is lockless. Task may wakeup at any time and change its own stack,
> thus each next stack frame may be overwritten and filled with random stuff.
> 
> Signed-off-by: Konstantin Khlebnikov <k.khlebnikov@...sung.com>

Thanks. Applied (both patches).

-- 
Catalin
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