[Bug 83812] New: Display hang and reset randomly

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83812

          Priority: medium
            Bug ID: 83812
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: Display hang and reset randomly
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: seo.boon.ng at gmail.com
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: XOrg CVS
         Component: DRM/Intel
           Product: DRI

Display will hang for about 10 secs then reset. The happen randomly. Unable to
locate the cause but mostly happen when using firefox broswer.

[19858.665074] [drm] stuck on render ring
[19858.665818] [drm] GPU HANG: ecode 0:0xf5fffffe, in Xorg [1819], reason: Ring
hung, action: reset
[19858.665822] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[19858.665823] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[19858.665823] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[19858.665824] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[19858.665825] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[19860.667404] [drm] Enabling RC6 states: RC6 on, RC6p on, RC6pp off

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