https://bugs.winehq.org/show_bug.cgi?id=33643
--- Comment #12 from Olivier F. R. Dierick o.dierick@piezo-forte.be --- (In reply to benneq from comment #10)
This only seems to happen when setting mouse polling rate to 500hz and 1000hz. With polling rate at 125hz everything works fine. 250hz seems okay, too.
I missed that, sorry, but it may still needs its own bug.