https://bugs.winehq.org/show_bug.cgi?id=46047
--- Comment #6 from Greg Smith codedonewell@gmail.com --- (In reply to Greg Smith from comment #5)
I have updated bug 46099 with a patch that contains an ntdll/om test that highlights the issue with the current implementation.
This test is vulnerable to a race condition of its own, and does not pass using crosstest on win10. My apologies for the noise.