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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [PNV][BLK][ELK][BXT/SKL/KBL/BDW/BSW/GLK][regression] N450 and D510 machines get stuck in igt@gem_ringfill@basic-default-hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99093#c20">Comment # 20</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [PNV][BLK][ELK][BXT/SKL/KBL/BDW/BSW/GLK][regression] N450 and D510 machines get stuck in igt@gem_ringfill@basic-default-hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99093">bug 99093</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 Marta Löfstedt from <a href="show_bug.cgi?id=99093#c17">comment #17</a>)
<span class="quote">> I either still hang on 3rdf subtest:
> extended-pageflip-modeset-hang-oldfb-default-A</span >
extended-pageflip-modeset-hang-* exhibit multiple bugs, once of which is a
deadlock prevented (not fixed!) by the wedging. However, prior to hitting the
deadlock you encounter many use-after-frees in the atomic modesetting.</pre>
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