Nikolay Sivov (@nsivov) commented about dlls/mfmediaengine/main.c:
>
> static void free_media_engine(struct media_engine *engine)
> {
> + EnterCriticalSection(&engine->cs);
This helper is called when refcount is already 0, nothing else should be using it at this point.
--
https://gitlab.winehq.org/wine/wine/-/merge_requests/5924#note_88684