[Bug 54226] [snb 3.5] stale semaphore sync seqno (typically as seen on bcs->rcs)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=54226

--- Comment #115 from bay <bay at hackerdom.ru> ---
Created attachment 87857
  --> https://bugs.freedesktop.org/attachment.cgi?id=87857&action=edit
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

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