Found a workaround; or rather, I figured out that an existing workaround for Metal Gear Solid 2/3 works with this too, when I realized that the crash was exactly the same type this game was having. I took a copy of xaudi...
It's failing in CreateFX, but there aren't any warnings and the stack doesn't go into FAPOFX_CreateFX, which suggests the issue is likely in here: https://github.com/wine-mirror/wine/blob/master/dlls/xaudio2_7/xapofx.c#L...