http://bugs.winehq.org/show_bug.cgi?id=28628
--- Comment #6 from Nikolay Sivov bunglehead@gmail.com 2013-04-29 01:12:05 CDT --- I'm unable to reproduce that with current git wine and valgrind from svn. Can anyone confirm?
P.S. it's still possible I'm using some valgrind flags wrong but it shows no warnings here.