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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Segmentation Fault in sna_put_zpixmap_blt (X server crash)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92751#c15">Comment # 15</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Segmentation Fault in sna_put_zpixmap_blt (X server crash)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92751">bug 92751</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>(In reply to Joe Peterson from <a href="show_bug.cgi?id=92751#c14">comment #14</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=119454" name="attach_119454" title="Xorg.0.log (tail) with debug=full">attachment 119454</a> <a href="attachment.cgi?id=119454&action=edit" title="Xorg.0.log (tail) with debug=full">[details]</a></span>
> Xorg.0.log (tail) with debug=full
>
> OK, cool. I've recompiled with --enable-debug=full, and although I could not
> attach gdb this time (other machine in-use at the moment), I did eventually
> get it to crash, and this attachment is the last 130K or so of the
> Xorg.0.log file. Note the traceback is different. I create these most easily
> now by playing a video and dragging the window around the screen.</span >
commit b1015d4de0cb040dc47ebfbef1114b65269f6f36
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date: Fri Nov 6 20:41:03 2015 +0000
sna/dri2: Protect against a new possible recursion during TearFree
With the introduction of a new SwapEvent that may trigger a copy, we
need to add another check for recursion from a TearFree flip event.
References: <a class="bz_bug_link
bz_status_NEW "
title="NEW - Segmentation Fault in sna_put_zpixmap_blt (X server crash)"
href="show_bug.cgi?id=92751#c14">https://bugs.freedesktop.org/show_bug.cgi?id=92751#c14</a>
Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>></pre>
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