Bug 80125

Summary: GPU hang: stuck on render ring
Product: DRI Reporter: Meelis Roos <mroos>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: CLOSED DUPLICATE QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: intel-gfx-bugs
Version: unspecified   
Hardware: x86-64 (AMD64)   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
/sys/class/drm/card0/error
none
full dmesg none

Description Meelis Roos 2014-06-17 08:52:41 UTC
Created attachment 101212 [details]
/sys/class/drm/card0/error

Found the fololowing hang info in dmesg:

[665416.152274] [drm] stuck on render ring
[665416.152277] [drm] stuck on blitter ring
[665416.152802] [drm] GPU HANG: ecode 0:0xf4e9fffe, in Xorg [1291], reason: Ring hung, action: reset
[665416.152803] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[665416.152804] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[665416.152805] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[665416.152805] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
[665416.152806] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[665416.152868] [drm:i915_context_is_banned] *ERROR* gpu hanging too fast, banning!
[665418.152159] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off


This happened on Sandy Bridge I5-2400 with Linux 3.15, Xord 7.7 from Debian unstable 1:7.7+7 package. Uptime was 8 days and it's the first time I see this kind of error so it's not easily reproducible.

Some days ago I also got these in dmesg - maybe related, maybe not.
[168707.005151] [drm:ilk_display_irq_handler] *ERROR* Pipe A FIFO underrun
[168707.152144] [drm:ilk_display_irq_handler] *ERROR* Pipe A FIFO underrun
Comment 1 Meelis Roos 2014-06-17 08:53:48 UTC
Created attachment 101213 [details]
full dmesg
Comment 2 Chris Wilson 2014-06-17 08:54:50 UTC

*** This bug has been marked as a duplicate of bug 54226 ***

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