https://bugs.winehq.org/show_bug.cgi?id=56260
--- Comment #3 from Fabian Maurer dark.shadow4@web.de --- Created attachment 75973 --> https://bugs.winehq.org/attachment.cgi?id=75973 Patch to avoid deadlock
Attaching a patch to avoid the deadlock. Not 100% sure this is the right thing to do, but my example serves as evidence that the callback should be possible even if the program is spinning endlessly.