linux-kernel - Re: [PATCH UPDATE] deflate stack usage in lib/inflate.c

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 12 Apr 2007 15:56:56 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Andi Kleen <ak@...e.de>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Tim Yamin <plasmaroo@...too.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH UPDATE] deflate stack usage in lib/inflate.c

Andi Kleen wrote:
>> (This was under Xen, but there's no reason it couldn't happen on bare
>>   hardware.)
>>     
>
> Hmm, does Xen perhaps not use interrupt stacks?

Looks like that's all done in do_IRQ, so it should be independent of
whether its Xen or not.  And the stack overflow check is performed on
the main stack, before switching to the interrupt stack.

    J
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/