http://bugs.winehq.org/show_bug.cgi?id=5547
------- Additional Comments From vitaliy@kievinfo.com 2006-07-08 18:31 ------- That's called "debug information" and you stripping it (run `file ntdll.dll.so`).
Also please do not paste backtraces. Attach them instead. It's already impossible to see what is the bug is all about.