http://bugs.winehq.org/show_bug.cgi?id=31749
--- Comment #1 from Juupeli juupelipeijakas+bugs.winehq@gmail.com 2012-09-20 13:19:16 CDT --- Created attachment 41755 --> http://bugs.winehq.org/attachment.cgi?id=41755 wine output when reproducing the crash
From the wine stderr, the culprit appears to be
fixme:d3dx:D3DXCreateTextureFromFileInMemoryEx Generation of mipmaps for compressed pixel formats is not implemented yet fixme:d3dx:D3DXLoadSurfaceFromMemory Format conversion missing 0x31545844 -> 0x31545844