https://bugs.winehq.org/show_bug.cgi?id=55000
--- Comment #1 from Bernhard Übelacker bernhardu@mailbox.org --- Created attachment 74555 --> https://bugs.winehq.org/attachment.cgi?id=74555 advapi32/tests: Minimal testcase for wineserver crash in RegUnLoadKey.
This minimal reproducer should help to reproduce the issue.
If one wants to reproduce with procexp64.exe, it was version 16.22 from SysinternalsSuite.zip as of 2018-12-18. 9437013309a88b6cf857e9bcd37a237e procexp64.exe c8e2413db5306c64309456c368848962 ../SysinternalsSuite_2018-12-18.zip