[Bug 89865] New: [drm] GPU HANG: ecode 0:0x95fdfffd, in systemd-logind [424], reason: Ring hung, action: reset

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89865

            Bug ID: 89865
           Summary: [drm] GPU HANG: ecode 0:0x95fdfffd, in systemd-logind
                    [424], reason: Ring hung, action: reset
           Product: DRI
           Version: unspecified
          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: freedesktop.org at the-compiler.org
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 114822
  --> https://bugs.freedesktop.org/attachment.cgi?id=114822&action=edit
/sys/class/drm/card0/error

A Qt application suddently hung and stopped redrawing, a few seconds later my
screen was black quickly and I got this in my dmesg:

kern  :info  : [Apr 1 21:34] [drm] stuck on render ring
kern  :info  : [  +0.001517] [drm] GPU HANG: ecode 0:0x95fdfffd, in
systemd-logind [424], reason: Ring hung, action: reset
kern  :info  : [  +0.000005] [drm] GPU hangs can indicate a bug anywhere in the
entire gfx stack, including userspace.
kern  :info  : [  +0.000003] [drm] Please file a _new_ bug report on
bugs.freedesktop.org against DRI -> DRM/Intel
kern  :info  : [  +0.000003] [drm] drm/i915 developers can then reassign to the
right component if it's not a kernel issue.
kern  :info  : [  +0.000002] [drm] The gpu crash dump is required to analyze
gpu hangs, so please always attach it.
kern  :info  : [  +0.000003] [drm] GPU crash dump saved to
/sys/class/drm/card0/error
kern  :info  : [  +5.990725] [drm] stuck on render ring
kern  :info  : [  +0.002213] [drm] GPU HANG: ecode 0:0x85effffd, in
systemd-logind [424], reason: Ring hung, action: reset
kern  :err   : [  +0.000138] [drm:i915_context_is_banned] *ERROR* gpu hanging
too fast, banning!

This is on Archlinux, Linux 3.18.6-1-ARCH, X.org 1.17.1-3, xf86-video-intel
2.99.917-4.

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