http://bugs.winehq.org/show_bug.cgi?id=29431
--- Comment #14 from Andrew Eikum aeikum@codeweavers.com 2012-01-26 15:34:51 CST --- It's definitely related to SSE optimizations. If you tweak CFLAGS to contain "-mfpmath=387" and rebuild dsound the crash goes away, even with all the latest packages.