[Bug 82379] New: "stuck on render ring"

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82379

          Priority: medium
            Bug ID: 82379
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: "stuck on render ring"
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: artherfon at gmail.com
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

Created attachment 104327
  --> https://bugs.freedesktop.org/attachment.cgi?id=104327&action=edit
/sys/class/drm/card0/error

Xubuntu 14.04

Linux hal 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64
x86_64 x86_64 GNU/Linux

No graphical corruption, visual display sometimes freezes for a few seconds.

Syslog:

Aug  9 09:06:24 hal kernel: [ 1784.820013] [drm] stuck on render ring
Aug  9 09:06:24 hal kernel: [ 1784.820018] [drm] GPU crash dump saved to
/sys/class/drm/card0/error
Aug  9 09:06:24 hal kernel: [ 1784.820019] [drm] GPU hangs can indicate a bug
anywhere in the entire gfx stack, including userspace.
Aug  9 09:06:24 hal kernel: [ 1784.820021] [drm] Please file a _new_ bug report
on bugs.freedesktop.org against DRI -> DRM/Intel
Aug  9 09:06:24 hal kernel: [ 1784.820022] [drm] drm/i915 developers can then
reassign to the right component if it's not a kernel issue.
Aug  9 09:06:24 hal kernel: [ 1784.820024] [drm] The gpu crash dump is required
to analyze gpu hangs, so please always attach it.
Aug  9 09:06:24 hal kernel: [ 1784.821140] [drm:i915_set_reset_status] *ERROR*
render ring hung inside bo (0x2b44000 ctx 0) at 0x2b4608c

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