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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - xf86-video-intel-2.99.907 segfaults while the machine is unattended"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73351#c15">Comment # 15</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - xf86-video-intel-2.99.907 segfaults while the machine is unattended"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73351">bug 73351</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>Interesting... Should have asked for p *pixmap as well :|
Afaics, there are two possibilities here. Either some memory corruption
surgically cleared out parts of *priv, or pixmap->devPrivate.ptr has been
erroneously set somewhere. Both should be impossible.
To be sure I've added some more asserts in
commit 40beee995e71b1fa4cd146a986f53e03595a4378
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date: Wed Jan 15 10:07:32 2014 +0000
sna: Add some more paranoia around dangling pointers
References: <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - xf86-video-intel-2.99.907 segfaults while the machine is unattended"
href="show_bug.cgi?id=73351">https://bugs.freedesktop.org/show_bug.cgi?id=73351</a>
Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
please do keep on running with ./configure --enable-debug and keep gdb handy.</pre>
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