http://bugs.winehq.org/show_bug.cgi?id=20865
--- Comment #29 from Alexandre Julliard julliard@winehq.org 2010-06-22 09:22:26 --- (In reply to comment #28)
It will probably still happen because ConfigureNotify events are still asynchronous and we process them the same way.
Actually we don't, there have been several fixes that should help, particularly 00b06dac85c096f20f7beed8898553166f07e6ad.