linux-kernel - Re: [RFC][PATCH] sysrq-j: emergency shell

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Message-ID: <20081122172702.GB2748@x200.localdomain>
Date:	Sat, 22 Nov 2008 20:27:02 +0300
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Vegard Nossum <vegard.nossum@...il.com>
Cc:	linux-kernel@...r.kernel.org, Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [RFC][PATCH] sysrq-j: emergency shell

On Sat, Nov 22, 2008 at 12:51:59AM +0100, Vegard Nossum wrote:
> This patch adds support for "SysRq-j", which invokes an emergency
> root shell in the current console.
> 
> Please don't bite my head off for abusing the file API; documentation
> was rather sparse! (Corrections are welcome, though.)
> 
> It seems that keyboard input will go to the shell only half of the
> time; the other half goes to whatever program was running there in
> the first place. I tried to kill the other users of the TTY using
> TIOCSCTTY, but it seems not to have worked. Any ideas?

This should go in together with CVE number attached.
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