Bug 100929 - [BAT][SNB] igt@vgem_basic@sysfs hanged the machine
Summary: [BAT][SNB] igt@vgem_basic@sysfs hanged the machine
Status: CLOSED WORKSFORME
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: DRI git
Hardware: Other All
: high critical
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard: ReadyForDev
Keywords:
Depends on:
Blocks:
 
Reported: 2017-05-04 13:09 UTC by Martin Peres
Modified: 2017-06-27 14:18 UTC (History)
1 user (show)

See Also:
i915 platform: SNB
i915 features: GEM/Other


Attachments

Description Martin Peres 2017-05-04 13:09:02 UTC
The test igt@vgem_basic@sysfs hanged fi-snb-2600 on kernel CI_DRM_2584.

Aside from the following (which seem unrelated), I did not see any errors happening during the run:
[  412.766473] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
[  412.766506] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
[  412.768607] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
[...]
[  412.850732] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7143003f
[  412.853315] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7143003f
[  412.855894] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x7143003f

All the results can be found here: https://intel-gfx-ci.01.org/CI/CI_DRM_2584/fi-snb-2600/igt@vgem_basic@sysfs.html
Comment 1 Chris Wilson 2017-05-04 13:17:05 UTC
If it hung the machine we would have some telltale in dmesg... Did Tomi reduce the NMI watchdog and hung task timeouts? If the hung task timeout is still 120s there's a good chance we won't see it before the test run is killed.
Comment 2 Ricardo 2017-05-09 17:10:17 UTC
Adding tag into "Whiteboard" field - ReadyForDev
The bug still active
*Status is correct
*Platform is included
*Feature is included
*Priority and Severity correctly set
Comment 3 Jani Saarinen 2017-05-29 08:33:26 UTC
Last seen: 2017-05-04.
Statistics: Failure rate 1/79 run(s) (1%)
Comment 4 Jani Saarinen 2017-06-02 07:57:59 UTC
Still same, will resolve now.
Last seen: 2017-05-04
Statistics: Failure rate 1/104 run(s) (0%)


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