http://bugs.winehq.org/show_bug.cgi?id=28622
--- Comment #12 from Andrew Eikum aeikum@codeweavers.com 2012-02-24 07:43:19 CST --- Gilboa, are you still running PA 0.9.22 and alsa-plugins 1.0.24?
It seems that this problem is fixed with later PA and alsa-plugins versions. Please see the entry in http://wiki.winehq.org/Sound.