[CI] igt@kms_cursor_legacy@2x-long-flip-vs-cursor-* - fail - Failed assertion: vbl.sequence == vblank_start + 1

original issue was not replicated to VLK, so I'm creating a new issue, this is the original issue #72 (closed)

Submitted by Marta Löfstedt @marta

Assigned to Intel GFX Bugs mailing list

Link to original bug (#104873)

Description

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3703/shard-hsw8/igt@kms_cursor_legacy@2x-long-flip-vs-cursor-legacy.html\
(kms_cursor_legacy:6027) CRITICAL: Test assertion failure function two_screens_flip_vs_cursor, file kms_cursor_legacy.c:976:
(kms_cursor_legacy:6027) CRITICAL: Failed assertion: vbl.sequence == vblank_start + 1
(kms_cursor_legacy:6027) CRITICAL: Last errno: 25, Inappropriate ioctl for device
(kms_cursor_legacy:6027) CRITICAL: error: 18197 != 18196
Subtest 2x-long-flip-vs-cursor-legacy failed.