[Bug 57824] New: SetThreadPriority unexpectedly fails on terminated threads instead of no-op

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=57824

Bug ID: 57824
           Summary: SetThreadPriority unexpectedly fails on terminated
                    threads instead of no-op
           Product: Wine
           Version: 10.1
          Hardware: x86-64
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: wineserver
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail]
   Regression SHA1: 0559442de9c139ec2b66fee69f87a58b60df4b10
      Distribution: ---

This manifests as a failure on kernel32:loader:

loader.c:4034: Test failed: SetThreadPriority error 5

The failures have started since commit
0559442de9c139ec2b66fee69f87a58b60df4b10:

commit 0559442de9c139ec2b66fee69f87a58b60df4b10
Author: Rémi Bernon 
Date:   Fri Dec 1 23:36:54 2023 +0100

server: Introduce new set_thread_priority helper.