http://bugs.winehq.org/show_bug.cgi?id=35347
--- Comment #3 from Matthew Krafczyk krafczyk.matthew@gmail.com --- The following commit introduced the bug.
from git bisect: ---------------------------------------------------- df6dc091e6524581549d65c04c61f5ccd22dfe48 is the first bad commit commit df6dc091e6524581549d65c04c61f5ccd22dfe48 Author: Sebastian Lackner sebastian@fds-team.de Date: Sat Oct 26 18:34:32 2013 +0200
winex11: Implement additional XEMBED events.
:040000 040000 9e1d4762cc154a715c94518ae0ea5d7b0195e4dd e7de4e4aa37502fd4726b9c4fcb5271834e22e44 M dlls ----------------------------------------------------
Reverting this commit fixes the bug. I'm now trying to find a suitable patch.