igt@kms_cursor_legacy@short-flip-before-cursor-atomic-transitions - fail - Test assertion failure function transition_nonblocking, Failed assertion: ret == -EINVAL

http://gfx-ci.igk.intel.com/cibuglog-ng/testresult/1736919482?query_key=edc491e555c3596eae4181a6d26d08f26ff4f556

Starting subtest: short-flip-before-cursor-atomic-transitions
(kms_cursor_legacy:1643) CRITICAL: Test assertion failure function transition_nonblocking, file ../../../usr/src/igt-gpu-tools/tests/kms_cursor_legacy.c:553:
(kms_cursor_legacy:1643) CRITICAL: Failed assertion: ret == -EINVAL
(kms_cursor_legacy:1643) CRITICAL: Last errno: 16, Device or resource busy
Subtest short-flip-before-cursor-atomic-transitions failed.