[Bug 109176] New: GPU hang on v4.20-rc5 on thinkpad x220

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=109176

            Bug ID: 109176
           Summary: GPU hang on v4.20-rc5 on thinkpad x220
           Product: DRI
           Version: XOrg git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: zblabunk at gmail.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 142916
  --> https://bugs.freedesktop.org/attachment.cgi?id=142916&action=edit
dmesg

Another problem on X220.

Chromium was running with youtube video playing.

[31850.666274] [drm] GPU hangs can indicate a bug anywhere in the
entire gfx stack, including userspace.
[31850.666277] [drm] Please file a _new_ bug report on
bugs.freedesktop.org against DRI -> DRM/Intel
[31850.666279] [drm] drm/i915 developers can then reassign to the
right component if it's not a kernel issue.
[31850.666282] [drm] The gpu crash dump is required to analyze gpu
hangs, so please always attach it.
[31850.666285] [drm] GPU crash dump saved to
/sys/class/drm/card0/error
[31850.666394] i915 0000:00:02.0: Resetting chip for hang on rcs0
[31850.668474] WARNING: CPU: 0 PID: 13675 at
/data/fast/l/k/include/linux/dma-fence.h:503
i915_request_skip+0x71/0x80
[31850.668478] Modules linked in:
[31850.668484] CPU: 0 PID: 13675 Comm: kworker/0:3 Not tainted
4.20.0-rc5+ #5
[31850.668487] Hardware name: LENOVO 42872WU/42872WU, BIOS 8DET74WW
(1.44 ) 03/13/2018

Dmesg and /sys/class/drm/card0/error are attached.

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