https://bugs.freedesktop.org/show_bug.cgi?id=95011
--- Comment #1 from Michel Dänzer michel@daenzer.net --- (In reply to Rafael Castillo from comment #0)
R600_DEBUG=sisched
Does it also happen without sisched?
Please attach the stderr output from running the game with R600_DEBUG=fs,vs,tes,tcs,gs,ps (if you're running with sisched, you can append those items to R600_DEBUG with a comma).