Bug 103928

Summary: [CI] igt@kms_flip@blocking-wf_vblank - fail - Test assertion failure function calibrate_ts - Failed assertion: ev.sequence == last_seq + 1
Product: DRI Reporter: Marta Löfstedt <marta.lofstedt>
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: DRI git   
Hardware: Other   
OS: All   
Whiteboard: ReadyForDev
i915 platform: BXT, GLK, HSW, SNB i915 features: display/Other

Description Marta Löfstedt 2017-11-27 08:35:41 UTC 
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3387/shard-hsw3/igt@kms_flip@blocking-wf_vblank.html

(kms_flip:7273) CRITICAL: Test assertion failure function calibrate_ts, file kms_flip.c:1196:
(kms_flip:7273) CRITICAL: Failed assertion: ev.sequence == last_seq + 1
(kms_flip:7273) CRITICAL: error: 4679 != 4678
Subtest blocking-wf_vblank failed.

---
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3392/shard-apl4/igt@kms_flip@blocking-wf_vblank.html

(kms_flip:8285) CRITICAL: Test assertion failure function calibrate_ts, file kms_flip.c:1196:
(kms_flip:8285) CRITICAL: Failed assertion: ev.sequence == last_seq + 1
(kms_flip:8285) CRITICAL: error: 70554 != 70553
Subtest blocking-wf_vblank failed.
Comment 1 Martin Peres 2018-01-15 15:21:07 UTC 
Also seen on CI_DRM_3625, on both HSW and GLK (new)

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3625/shard-glkb2/igt@kms_flip@flip-vs-absolute-wf_vblank-interruptible.html
Comment 2 Marta Löfstedt 2018-01-24 07:58:33 UTC 
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3676/shard-hsw6/igt@kms_flip@2x-wf_vblank-ts-check-interruptible.html

(kms_flip:8782) CRITICAL: Test assertion failure function calibrate_ts, file kms_flip.c:1199:
(kms_flip:8782) CRITICAL: Failed assertion: ev.sequence == last_seq + 1
(kms_flip:8782) CRITICAL: Last errno: 4, Interrupted system call
(kms_flip:8782) CRITICAL: error: 58029 != 58028
Subtest 2x-wf_vblank-ts-check-interruptible failed.
Comment 4 Marta Löfstedt 2018-03-13 07:55:58 UTC 

*** This bug has been marked as a duplicate of bug 100368 ***

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