Bug 85118 - [SNB/IVB]igt/gem_double_irq_loop causes system hang
Summary: [SNB/IVB]igt/gem_double_irq_loop causes system hang
Status: CLOSED FIXED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: unspecified
Hardware: All Linux (All)
: high critical
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2014-10-17 02:29 UTC by lu hua
Modified: 2017-10-06 14:34 UTC (History)
1 user (show)

See Also:
i915 platform:
i915 features:

Attachments
dmesg (2.14 MB, image/jpeg)
2014-10-17 02:29 UTC, lu hua 		no flags Details
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Description lu hua 2014-10-17 02:29:16 UTC 
Created attachment 107966 [details]
dmesg

==System Environment==
--------------------------
Regression: not sure, I can't reproduce it manually.

Non-working platforms: SNB

==kernel==
--------------------------
drm-intel-fixes/bfe01a5ba2490f299e1d2d5508cbbbadd897bbe9

==Bug detailed description==
-----------------------------
Run igt automation testing, it causes system hang. I can't reproduce it manually. 
automation case list:
igt_gem_ctx_basic 
igt_gem_ctx_create 
igt_gem_ctx_exec_basic   
igt_gem_ctx_exec_eviction  
igt_gem_ctx_exec_reset-pin-leak  
gem_double_irq_loop


Reproduce steps:
-------------------------
1. Run all igt case.
Comment 1 lu hua 2014-10-17 02:31:33 UTC 
It also impacts IVB.
It happens on -fixes branch kernel, It doesn't happen on -nightly kernel.
Comment 2 Chris Wilson 2014-10-17 06:37:55 UTC 
On -next-fixes.
Comment 3 lu hua 2014-10-22 05:42:01 UTC 
Verified.Fixed.
Comment 4 Elizabeth 2017-10-06 14:34:44 UTC 
Closing old verified.

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