Bug 91510

Summary: [gen4] Pixel data in the batchbuffer
Product: DRI Reporter: Terry Burton <tez>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: CLOSED FIXED QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: minor    
Priority: medium CC: intel-gfx-bugs, tez
Version: XOrg git   
Hardware: x86-64 (AMD64)   
OS: Linux (All)   
Whiteboard:
i915 platform: GM45 i915 features: GPU hang
Attachments:
Description Flags
cat /sys/class/drm/card0/error none

Description Terry Burton 2015-07-30 16:19:47 UTC 
Created attachment 117465 [details]
cat /sys/class/drm/card0/error

One off hang with Ubuntu 15.04. Filing bug as requested.

[4502933.820027] [drm] stuck on render ring
[4502933.821391] [drm] GPU HANG: ecode 4:0:0x33404040, in Xorg [1243], reason: Ring hung, action: reset
[4502933.821393] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[4502933.821394] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[4502933.821395] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[4502933.821396] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
[4502933.821397] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[4502933.821399] i915: render error detected, EIR: 0x00000010
[4502933.821403] i915:   IPEIR: 0x00000000
[4502933.821404] i915:   IPEHR: 0xccbfbfbf
[4502933.821405] i915:   INSTDONE_0: 0xffffffff
[4502933.821406] i915:   INSTDONE_1: 0xbfffffff
[4502933.821407] i915:   INSTDONE_2: 0x00000000
[4502933.821408] i915:   INSTDONE_3: 0x00000000
[4502933.821410] i915:   INSTPS: 0x8001e022
[4502933.821411] i915:   ACTHD: 0x0aae4d88
[4502933.821412] i915: page table error
[4502933.821413] i915:   PGTBL_ER: 0x00000002
[4502933.821446] [drm:i915_handle_error [i915]] *ERROR* EIR stuck: 0x00000010, masking
[4502933.821519] drm/i915: Resetting chip after gpu hang
Comment 1 Jani Nikula 2016-06-17 15:46:41 UTC 
We seem to have completely neglected this bug. Apologies. I'm going to assume we've fixed the bug, closing. Please reopen if the problem persists with latest kernels.

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