https://bugs.freedesktop.org/show_bug.cgi?id=84156
--- Comment #1 from smoki smoki00790@gmail.com ---
After commit radeonsi: force NaNs to 0
http://cgit.freedesktop.org/mesa/mesa/commit/?id=2150db4d5daad3781876254d2b4...
Rendering changed partially, at least truck is no more black.