[Bug 103725] New: GPU HANG: ecode 9:0:0x85dffffb, in Xorg [924], reason: Hang on rcs0, action: reset

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103725

            Bug ID: 103725
           Summary: GPU HANG: ecode 9:0:0x85dffffb, in Xorg [924], reason:
                    Hang on rcs0, 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: grzegorz.kowzan at gmail.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 135441
  --> https://bugs.freedesktop.org/attachment.cgi?id=135441&action=edit
/sys/class/drm/card0/error

A 30 s hang and then a crash of X server occurred while running KDE Plasma 5
with enabled compositor on an up-to-date Ubuntu 7.10.  Running apps: Firefox,
Thunderbird, Emacs, Okular, Zotero, LibreOffice Writer, Yakuake.  System
information:
- dell latitude 5480,
- no external monitors,
- kernel version - 4.13.0-16-generic.

The pertinent part of journalctl -b output is reproduced below:

lis 13 15:57:05 oto kernel: [drm] GPU HANG: ecode 9:0:0x85dffffb, in Xorg
[924], reason: Hang on rcs0, action: reset
lis 13 15:57:05 oto kernel: [drm] GPU hangs can indicate a bug anywhere in the
entire gfx stack, including userspace.
lis 13 15:57:05 oto kernel: [drm] Please file a _new_ bug report on
bugs.freedesktop.org against DRI -> DRM/Intel
lis 13 15:57:05 oto kernel: [drm] drm/i915 developers can then reassign to the
right component if it's not a kernel issue.
lis 13 15:57:05 oto kernel: [drm] The gpu crash dump is required to analyze gpu
hangs, so please always attach it.
lis 13 15:57:05 oto kernel: [drm] GPU crash dump saved to
/sys/class/drm/card0/error
lis 13 15:57:05 oto kernel: drm/i915: Resetting chip after gpu hang
lis 13 15:57:05 oto kernel: [drm] RC6 on
lis 13 15:57:13 oto kernel: drm/i915: Resetting chip after gpu hang
lis 13 15:57:13 oto kernel: [drm] RC6 on
lis 13 15:57:16 oto kernel: asynchronous wait on fence
i915:kwin_x11[1362]/1:deeb timed out
lis 13 15:57:21 oto kernel: drm/i915: Resetting chip after gpu hang
lis 13 15:57:21 oto kernel: [drm] RC6 on
lis 13 15:57:29 oto kernel: drm/i915: Resetting chip after gpu hang
lis 13 15:57:29 oto kernel: [drm] RC6 on
lis 13 15:57:37 oto kernel: drm/i915: Resetting chip after gpu hang
lis 13 15:57:37 oto kernel: [drm] RC6 on
lis 13 15:57:37 oto org.kde.kuiserver[1163]: The X11 connection broke (error
1). Did the X11 server die?
lis 13 15:57:37 oto org.kde.KScreen[1163]: The X11 connection broke (error 1).
Did the X11 server die?
lis 13 15:57:37 oto org.kde.kglobalaccel[1163]: The X11 connection broke (error
1). Did the X11 server die?

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