Bug 79705

Summary: [drm] stuck on render ring
Product: DRI Reporter: Nikolay <mar.kolya>
Component: DRM/IntelAssignee: Damien Lespiau <damien.lespiau>
Status: CLOSED DUPLICATE QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: intel-gfx-bugs
Version: XOrg git   
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
/sys/class/drm/card0/error none

Description Nikolay 2014-06-05 21:17:42 UTC
Created attachment 100490 [details]
/sys/class/drm/card0/error

I have Ubuntu Trusty (actually Mint based on it), running Mate and Compiz:
uname -a
Linux kolya-laptop 3.13.0-27-generic #50-Ubuntu SMP Thu May 15 18:06:16 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09)

I get this in dmesg from time to time:
[176923.802692] [drm] stuck on render ring
[176923.802696] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[176923.802697] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[176923.802698] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[176923.802699] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[176923.802699] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.

Machine freezes for a bit when this happens. Sometimes some letters on the screen got garbled - i.e. one particular letter on every window gets rendered in broken way.

Error contents attached.

Please let me know if I can provide any other information.

Thanks.
Comment 1 Chris Wilson 2014-06-06 06:08:56 UTC

*** This bug has been marked as a duplicate of bug 77104 ***

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