https://bugs.winehq.org/show_bug.cgi?id=53969
--- Comment #2 from Rafał Mużyło galtgendo@o2.pl ---
You might want to try 'winetricks -q d3dcompiler_47'.
You *do* know that's a workaround, not a fix ?
As for the problem, I wonder if it won't be another case of vkd3d-shader failing to parse a shader...
It depends on where that 'D3DAssemble+0xc7f' is actually pointing to in the sources.