[Bug 57967] [HSW]I-G-T gem_seqno_wrap fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=57967

lu hua <huax.lu at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #4 from lu hua <huax.lu at intel.com> ---
On latest -queued kernel(97a19a247c23e286814a5ac7ec0825d0ff82a16c), GPU hung
appears in dmesg.
dmesg:
[15103.598332] [drm:i915_next_seqno_write], Advancing seqno to 2147483583
[15103.598358] [drm:i915_driver_open],
[15103.598378] [drm:i915_driver_open],
[15103.795758] [drm:i915_next_seqno_write], Advancing seqno to 4294967238
[15103.795778] [drm:i915_driver_open],
[15103.795791] [drm:i915_driver_open],
[15103.995987] [drm:i915_next_seqno_write], Advancing seqno to 2147483583
[15103.996007] [drm:i915_driver_open],
[15103.996021] [drm:i915_driver_open],
[15104.195000] [drm:i915_next_seqno_write], Advancing seqno to 4294967235
[15104.195025] [drm:i915_driver_open],
[15104.195039] [drm:i915_driver_open],
[15111.717590] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[15111.717777] [drm:i915_error_work_func], resetting chip
[15111.718025] [drm:gm45_get_vblank_counter], trying to get vblank count for
disabled pipe A
[15111.718028] [drm:gm45_get_vblank_counter], trying to get vblank count for
disabled pipe B
[15111.718029] [drm:gm45_get_vblank_counter], trying to get vblank count for
disabled pipe C

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