linux-kernel - Re: [patch] Add basic sanity checks to the syscall execution patch

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Date:	Fri, 05 Sep 2008 21:42:48 +0200
From:	pageexec@...email.hu
To:	Ingo Molnar <mingo@...e.hu>, Andi Kleen <andi@...stfloor.org>
CC:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Andi Kleen <andi@...stfloor.org>,
	Arjan van de Ven <arjan@...radead.org>,
	linux-kernel@...r.kernel.org, tglx@...x.de, hpa@...or.com
Subject: Re: [patch] Add basic sanity checks to the syscall execution patch

On 5 Sep 2008 at 19:26, Andi Kleen wrote:

> 
> First such checkers already exist -- they are called root kit checkers.
> There are various around. 
> Usually operate from user space. You could run them in a cron job.

how trivial do you think it is for *kernel* code to evade *userland*
checking it? ;) otherwise agreed with rest.

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