http://bugs.winehq.org/show_bug.cgi?id=58552
--- Comment #18 from Stian Low wineryyyyy@gmail.com --- (In reply to Patrick from comment #16)
When I close the Span window in Bitwig and make it appear again: The mouse offset is back
Also, for clarity, all VST windows opened without the GUI offset for Carla/yabridge and could be closed and reopened without the issues described for Linux Bitwig.