Starting dynamic subtest: C-DP1
(kms_flip:3069) CRITICAL: Test assertion failure function run_test_step, file ...
(kms_flip:3069) CRITICAL: Failed assertion: end - start < 500
Dynamic subtest C-DP1 failed.
**** DEBUG ****
(kms_flip:3069) igt_fb-DEBUG: igt_create_fb_with_bo_size(width=3840, height=21...
(kms_flip:3069) igt_fb-DEBUG: igt_create_fb_with_bo_size(handle=11, pitch=15360)
(kms_flip:3069) ioctl_wrappers-DEBUG: Test requirement passed: igt_has_fb_modi...
(kms_flip:3069) igt_fb-DEBUG: igt_create_fb_with_bo_size(width=3840, height=21...
(kms_flip:3069) igt_fb-DEBUG: igt_create_fb_with_bo_size(handle=12, pitch=15360)
(kms_flip:3069) ioctl_wrappers-DEBUG: Test requirement passed: igt_has_fb_modi...
(kms_flip:3069) igt_fb-DEBUG: Test requirement passed: cairo_surface_status(fb...
(kms_flip:3069) igt_fb-DEBUG: Test requirement passed: cairo_surface_status(fb...
(kms_flip:3069) igt_kms-INFO:   3840x2160: 60 533250 3840 3888 3920 4000 2160 ...
(kms_flip:3069) DEBUG: No stale events found
(kms_flip:3069) i915/intel_drrs-DEBUG: Manually disabling DRRS. 0
(kms_flip:3069) i915/intel_drrs-DEBUG: Test requirement passed: dir >= 0
...