pr-13346-c3308b vs. 2412-270 / vk-lin-mesa / rs2-skybox

pr-13346-c3308b (c3308bdb) Diff 2412-270 (c770e7c2)
Failure 445ef6ccb9d59d6e2c378c3caf7eaf3ff7123ea9
Failure 7153cf46fbbcbc3f87df34db86205b077cadb779
Failure 77123c5e2e55462568791acd499d4bea74edd883