https://bugs.winehq.org/show_bug.cgi?id=46218
--- Comment #15 from Erich E. Hoover erich.e.hoover@gmail.com --- (In reply to lavadrop from comment #14)
I am running the latest WoW Battle for Azeroth version using lutris with a tkg 3.21 x64 prefix with DXVK .094 and esync enabled. ...
Does the workaround Olivier suggested in the first post work (copying the cache from a Windows computer)? If so then we might be able to find out what is going on by examining (or clearing) the extended attribute that stores the security descriptor.