From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: Breno <brenosp@brasilsec.com.br>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: stack overflow
Date: Sat, 13 Sep 2003 00:18:32 +0100 [thread overview]
Message-ID: <1063408711.6740.4.camel@dhcp23.swansea.linux.org.uk> (raw)
In-Reply-To: <20030912230601.GU4306@holomorphy.com>
On Sad, 2003-09-13 at 00:06, William Lee Irwin III wrote:
> What he actually wants is in-kernel user stack overflow checking, which
> is basically impossible since user stacks are demand paged. He's been
> told this before and failed to absorb it.
We will fault and error on a user stack exceed. You need to use
sigaltstack to catch it for obvious reasons. You can also use mmap and
drop in red zones on user space stacks
next prev parent reply other threads:[~2003-09-12 23:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-12 17:53 Breno
2003-09-12 22:50 ` Andreas Dilger
2003-09-12 19:14 ` Breno
2003-09-12 23:06 ` William Lee Irwin III
2003-09-12 19:23 ` Breno
2003-09-12 23:18 ` Alan Cox [this message]
2003-09-12 23:25 ` William Lee Irwin III
2003-09-12 23:18 ` stack overflow - kernel thread Breno
-- strict thread matches above, loose matches on Subject: below --
2003-01-24 7:08 Stack overflow Madhavi
2003-01-24 7:53 ` Linux Geek
2003-01-24 15:32 ` GrandMasterLee
2003-01-24 15:41 ` Madhavi
2003-01-24 16:42 ` Richard B. Johnson
2003-01-24 16:52 ` Gianni Tedesco
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