[Bug 58381] i915: GPU hangs after upgrade to 3.8.13 or 3.9

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=58381

--- Comment #19 from Alexander Mezin <mezin.alexander at gmail.com> ---
Created attachment 107383
  --> https://bugzilla.kernel.org/attachment.cgi?id=107383&action=edit
i915_error_state, kernel 3.10.10, mesa 9.1.6 (with patch)

dmesg:
[41785.031185] Watchdog[7014]: segfault at 0 ip 00007f4d5cc094ee sp
00007f4d49367fb0 error 6 in chrome[7f4d5be2c000+4a85000]
[41794.077941] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[41794.077950] [drm] capturing error event; look for more information in
/sys/kernel/debug/dri/0/i915_error_state
[41794.080850] [drm:kick_ring] *ERROR* Kicking stuck semaphore on render ring
[41802.055404] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[41814.071594] Watchdog[23460]: segfault at 0 ip 00007fa2c71b54ee sp
00007fa2b3913fb0 error 6 in chrome[7fa2c63d8000+4a85000]
[41816.070944] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung

Only KDE and Chromium were running, no videos were open.

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