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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - 2.99.905 sigbus frequently when running "x11perf -copyplane500" with SNA"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=70944#c16">Comment # 16</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - 2.99.905 sigbus frequently when running "x11perf -copyplane500" with SNA"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=70944">bug 70944</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>Do you mind running with assertions enabled (--enable-debug) and seeing if that
falls over in the out-of-bounds checks around sna_copy_plane_blt?</pre>
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