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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [snb 3.5] stale semaphore sync seqno (typically as seen on bcs->rcs)"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=54226#c115">Comment # 115</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [snb 3.5] stale semaphore sync seqno (typically as seen on bcs->rcs)"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=54226">bug 54226</a>
              from <span class="vcard"><a class="email" href="mailto:bay@hackerdom.ru" title="bay <bay@hackerdom.ru>"> <span class="fn">bay</span></a>
</span></b>
        <pre>Created <span class=""><a href="attachment.cgi?id=87857" name="attach_87857" title="i915_error_state">attachment 87857</a> <a href="attachment.cgi?id=87857&action=edit" title="i915_error_state">[details]</a></span>
i915_error_state

I also met this bug while I was watching video in mplayer. It every 1-2 hours.

[40787.765816] [drm:i915_hangcheck_elapsed] *ERROR* stuck on render ring
[40787.765852] [drm] capturing error event; look for more information in
/sys/kernel/debug/dri/0/i915_error_state
[40787.772361] [drm:i915_set_reset_status] *ERROR* render ring hung inside bo
(0x1fb63000 ctx 1) at 0x1fb63220</pre>
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