Bug 111438

Summary: [CI][SHARDS] igt@perf_pmu@busy-double-start-vecs0 - fail - Failed assertion: val2 == 0
Product: DRI Reporter: Martin Peres <martin.peres>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: RESOLVED MOVED QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: low CC: intel-gfx-bugs
Version: XOrg git   
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: SKL i915 features: Perf/PMU

Description Martin Peres 2019-08-20 06:59:36 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6736/shard-skl10/igt@perf_pmu@busy-double-start-vecs0.html

Starting subtest: busy-double-start-vecs0
(perf_pmu:3937) CRITICAL: Test assertion failure function busy_double_start, file ../tests/perf_pmu.c:410:
(perf_pmu:3937) CRITICAL: Failed assertion: val2 == 0
(perf_pmu:3937) CRITICAL: error: 500285825 != 0
Subtest busy-double-start-vecs0 failed.
Comment 1 CI Bug Log 2019-08-20 07:03:14 UTC
The CI Bug Log issue associated to this bug has been updated.

### New filters associated

* SKL: igt@perf_pmu@busy-double-start-vecs0 - fail - Failed assertion: val2 == 0
  - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6736/shard-skl10/igt@perf_pmu@busy-double-start-vecs0.html
Comment 2 CI Bug Log 2019-09-03 11:40:02 UTC
A CI Bug Log filter associated to this bug has been updated:

{- SKL: igt@perf_pmu@busy-double-start-vecs0 - fail - Failed assertion: val2 == 0 -}
{+ SKL: igt@perf_pmu@busy-double-start-(vecs0|vcs0) - fail - Failed assertion: val2 == 0 +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6824/shard-skl2/igt@perf_pmu@busy-double-start-vcs0.html
Comment 3 Lakshmi 2019-09-10 09:41:40 UTC
Setting the priority and severity of this bug top default as this bug is not assessed yet.
Comment 4 CI Bug Log 2019-09-19 09:34:35 UTC
A CI Bug Log filter associated to this bug has been updated:

{- SKL: igt@perf_pmu@busy-double-start-(vecs0|vcs0) - fail - Failed assertion: val2 == 0 -}
{+ SKL: igt@perf_pmu@busy-double-start-(vecs0|vcs0|bcs0) - fail - Failed assertion: val2 == 0 +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6917/shard-skl7/igt@perf_pmu@busy-double-start-bcs0.html
Comment 5 umesh 2019-11-12 19:58:26 UTC
Tests the busyness of engine after 2 batches are running as well as after the engine is idle. The failure is that the value after idle (val2) is not 0 meaning the perf pmu reports busyness even after waiting for engine to idle.

Machines affected: SKL
Repro rate: 30%

The test documents that it has a higher rate of false positives, hence setting priority to low.
Comment 6 Martin Peres 2019-11-29 19:24:09 UTC
-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has been closed from further activity.

You can subscribe and participate further through the new bug through this link to our GitLab instance: https://gitlab.freedesktop.org/drm/intel/issues/377.

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