https://bugs.winehq.org/show_bug.cgi?id=42452
--- Comment #5 from Henri Verbeet hverbeet@gmail.com --- (In reply to Bruno Jesus from comment #3)
Since the bug happens without CSMT too I guess it should be moved to Wine product but I'll leave that to others to decide.
It makes it a bit more likely that the issue happens without staging as well, but I think staging is carrying other d3d patches as well.