Bug 105767

Summary:	[CI] igt@kms_cursor_legacy@2x-long-cursor-vs-flip-(atomic\|legacy) - fail - Test assertion failure function two_screens_cursor_vs_flip - Failed assertion: shared[child] > vrefresh[child]*target[child] / 2
Product:	DRI	Reporter:	Marta Löfstedt <marta.lofstedt>
Component:	DRM/Intel	Assignee:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Status:	RESOLVED MOVED	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:	HSW	i915 features:	display/Other

Description Marta Löfstedt 2018-03-27 12:32:22 UTC

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3984/shard-hsw3/igt@kms_cursor_legacy@2x-long-cursor-vs-flip-legacy.html

(kms_cursor_legacy:8934) CRITICAL: Test assertion failure function two_screens_cursor_vs_flip, file ../tests/kms_cursor_legacy.c:1206:
(kms_cursor_legacy:8934) CRITICAL: Failed assertion: shared[child] > vrefresh[child]*target[child] / 2
(kms_cursor_legacy:8934) CRITICAL: completed 11425 cursor updated in a period of 30 flips, we expect to complete approximately 30720 updates, with the threshold set at 15360
Subtest 2x-long-cursor-vs-flip-legacy failed.

Comment 1 Martin Peres 2018-04-27 12:56:01 UTC

Also seen on the -atomic version: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4107/shard-hsw3/igt@kms_cursor_legacy@2x-long-cursor-vs-flip-atomic.html

(kms_cursor_legacy:2443) CRITICAL: Test assertion failure function two_screens_cursor_vs_flip, file ../tests/kms_cursor_legacy.c:1206:
(kms_cursor_legacy:2443) CRITICAL: Failed assertion: shared[child] > vrefresh[child]*target[child] / 2
(kms_cursor_legacy:2443) CRITICAL: Last errno: 25, Inappropriate ioctl for device
(kms_cursor_legacy:2443) CRITICAL: completed 9444 cursor updated in a period of 30 flips, we expect to complete approximately 30720 updates, with the threshold set at 15360
Subtest 2x-long-cursor-vs-flip-atomic failed.

Comment 2 Martin Peres 2018-09-20 14:44:34 UTC

Also seen on igt@kms_cursor_legacy@2x-cursor-vs-flip-atomic.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4850/shard-hsw5/igt@kms_cursor_legacy@2x-cursor-vs-flip-atomic.html

Starting subtest: 2x-cursor-vs-flip-atomic
(kms_cursor_legacy:1160) CRITICAL: Test assertion failure function two_screens_cursor_vs_flip, file ../tests/kms_cursor_legacy.c:1207:
(kms_cursor_legacy:1160) CRITICAL: Failed assertion: shared[child] > vrefresh[child]*target[child] / 2
(kms_cursor_legacy:1160) CRITICAL: Last errno: 25, Inappropriate ioctl for device
(kms_cursor_legacy:1160) CRITICAL: completed 7274 cursor updated in a period of 30 flips, we expect to complete approximately 15360 updates, with the threshold set at 7680
Subtest 2x-cursor-vs-flip-atomic failed.

Comment 3 harish.chegondi 2019-11-19 19:57:05 UTC

This failure still happens almost every day on shard HSW systems.

Comment 4 Martin Peres 2019-11-29 17:43:42 UTC

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