https://bugs.winehq.org/show_bug.cgi?id=52231
--- Comment #5 from Huw Davies huw.davies@physics.ox.ac.uk --- Created attachment 71390 --> https://bugs.winehq.org/attachment.cgi?id=71390 patch to avoid font_cs deadlock
Note, not a patch to fix the issue, but it was required for me to bisect to the real problem.