https://bugs.winehq.org/show_bug.cgi?id=48204
--- Comment #13 from Artem S. Tashkinov aros@gmx.com --- (In reply to Alexandre Julliard from comment #12)
It looks like some heap corruption. Is this really a regression?
I'm not 100% sure.
It might be that I'd never actually used the feature (i.e. resizing the main window) and recently tried it and thought it was a regression.