From: Keith Owens <kaos@ocs.com.au>
To: David Welch <david.welch@st-edmund-hall.oxford.ac.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [CHECKER] large stack variables (>=1K) in 2.4.4 and 2.4.4-ac8
Date: Fri, 25 May 2001 18:08:35 +1000 [thread overview]
Message-ID: <25947.990778115@ocs3.ocs-net> (raw)
In-Reply-To: Your message of "Fri, 25 May 2001 08:11:07 +0100." <20010525081107.A733@whitehall1-5.seh.ox.ac.uk>
On Fri, 25 May 2001 08:11:07 +0100,
David Welch <david.welch@st-edmund-hall.oxford.ac.uk> wrote:
>Why not use a task gate for the double fault handler points to a
>per-processor TSS with a seperate stack. This would allow limited recovery
>from a kernel stack overlay.
It is far too late by then. struct task is at the bottom of the kernel
stack, a stack overflow would corrupt the task data long before the
hardware was involved.
next prev parent reply other threads:[~2001-05-25 8:08 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-24 21:10 [CHECKER] large stack variables (>=1K) in 2.4.4 and 2.4.4-ac8 Dawson Engler
2001-05-24 22:40 ` Anton Altaparmakov
2001-05-24 23:08 ` Andreas Dilger
2001-05-24 23:33 ` Andi Kleen
2001-05-25 5:20 ` Keith Owens
2001-05-25 6:33 ` Andreas Dilger
2001-05-25 6:53 ` Keith Owens
2001-05-25 8:20 ` Andi Kleen
2001-05-25 8:31 ` Keith Owens
2001-05-25 8:39 ` Andi Kleen
2001-05-25 14:03 ` Oliver Neukum
2001-05-25 14:07 ` Andi Kleen
2001-05-25 15:45 ` dean gaudet
2001-05-25 16:34 ` Jonathan Lundell
2001-05-25 18:37 ` dean gaudet
2001-05-25 17:49 ` Jeff Dike
2001-05-25 7:11 ` David Welch
2001-05-25 8:08 ` Keith Owens [this message]
2001-05-25 15:31 ` dean gaudet
2001-05-25 15:49 ` Keith Owens
2001-05-25 18:46 ` dean gaudet
2001-05-25 8:14 ` Andi Kleen
2001-05-25 8:25 ` Keith Owens
2001-05-25 8:27 ` Andi Kleen
2001-05-25 8:37 ` Keith Owens
2001-05-25 8:17 ` Andi Kleen
2001-05-25 11:52 ` Brian Gerst
2001-05-25 11:53 ` Andi Kleen
2001-05-25 12:07 ` Brian Gerst
2001-05-25 3:38 ` Andrew Morton
-- strict thread matches above, loose matches on Subject: below --
2001-05-24 23:01 Mikael Pettersson
2001-05-25 2:48 ` Dawson Engler
2001-05-25 3:00 ` Alexander Viro
2001-05-25 3:07 ` Dawson Engler
2001-05-25 4:23 Dunlap, Randy
2001-07-03 9:15 VDA
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