linux-kernel - [BUG] broken ebba638ae723d8a8fc2f7abce5ec18b688b791d7

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Message-ID: <4D41E86D.8060205@free.fr>
Date:	Thu, 27 Jan 2011 22:49:33 +0100
From:	matthieu castet <castet.matthieu@...e.fr>
To:	Linux Kernel list <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Kees Cook <kees.cook@...onical.com>
Subject: [BUG] broken ebba638ae723d8a8fc2f7abce5ec18b688b791d7

Hi,

ebba638ae723d8a8fc2f7abce5ec18b688b791d7 x86, cpu: Call verify_cpu during 32bit CPU startup look buggy.

It add a call to verify_cpu, but we never set the stack before (I check with qemu + gdbserver that sp is random
when doing cpu hotplug).
This mean do randomly corrupt the memory.

Matthieu
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