[Bug 108918] New: i915/kbl: GPU HANG: ecode 9:2:0xa8dfbffd, in VideoPlayer [770], reason: hang on vcs0, action: reset

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108918

            Bug ID: 108918
           Summary: i915/kbl: GPU HANG: ecode 9:2:0xa8dfbffd, in
                    VideoPlayer [770], reason: hang on vcs0, action: reset
           Product: DRI
           Version: DRI git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: manuel.lauss at gmail.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 142688
  --> https://bugs.freedesktop.org/attachment.cgi?id=142688&action=edit
GPU crash dump

GPU Hang with latest kodi-git snapshot (02-DEC-2018), when playing a 2160p HEVC
video on 1080p HDMI output:

[   61.008330] [drm] GPU HANG: ecode 9:2:0xa8dfbffd, in VideoPlayer [770],
reason: hang on vcs0, action: reset

A single frame is displayed, then gfx crashes and screen stays blank until
rebooted.  Audio continues in the background.

Reproduces on linux-4.19.6 AND linux.git, as well as mesa-18.2.6 AND mesa-git
(02-DEC-2018).   libva-2.3, libva-intel-driver-2.2, xorg-server-git and
xf86-video-intel-git as of 01-DEC-2018 1600UTC.

Hardware is a NUC7i5BNK (KabyLake GT2e), attached is the GPU crash dump.

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