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To:	gentoo-hardened@g.o
From:	RB <aoz.syn@...>
Subject:	Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
Date:	Fri, 18 May 2012 13:29:24 -0600

On Fri, May 18, 2012 at 2:11 AM, Hinnerk van Bruinehsen
<h.v.bruinehsen@...> wrote:
> For me X works fine with UDEREF enabled. I'm using xorg-server-1.12.1
> and xf86-video-intel-2.19.0. (2 laptops, 1 core2 duo, 1 first
> generation i5, if that has got something to do with it)

That's because (as I just found by testing) PAX_KERNEXEC "mitigates"
the oops.  To put it in something of a boolean form, the following
produces the crashes:

PAX_MEMORY_UDEREF && !(PAX_MEMORY_UDEREF && PAX_KERNEXEC)

Replies:

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- PaX Team

References:

hardened-sources-3.2.11 + i965 + x.org: possible regression
-- RB

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- Torbjörn Svensson

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- RB

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- Tóth Attila

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- RB

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- Anthony G. Basile

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- RB

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- Matthew Thode

Re: hardened-sources-3.2.11 + i965 + x.org: possible regression
-- Hinnerk van Bruinehsen