http://bugs.winehq.org/show_bug.cgi?id=15272
--- Comment #4 from Vincent Povirk madewokherd@gmail.com 2009-06-08 15:51:59 --- Created an attachment (id=21658) --> (http://bugs.winehq.org/attachment.cgi?id=21658) simpler test case
It seems the crash is triggered by waiting on a named pipe client that has been disconnected. Here it is as a patch to the Wine test suite.