The following test failed in the JDK20 CI:

java/awt/Mouse/EnterExitEvents/DragWindowTest.java

Here's a log file snippet from the macosx-x64 sighting:

#section:main
----------messages:(7/267)----------
command: main DragWindowTest
reason: User specified action: run main DragWindowTest
started: Sat Nov 19 06:25:17 GMT 2022
Mode: othervm
Additional options from @modules: --add-modules java.desktop
finished: Sat Nov 19 06:25:18 GMT 2022
elapsed time (seconds): 1.131
----------configuration:(3/40)----------
Boot Layer
  add modules: java.desktop

----------System.out:(0/0)----------
----------System.err:(11/655)----------
java.lang.RuntimeException: No MouseReleased event on label!
at DragWindowTest.main(DragWindowTest.java:107)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:578)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:125)
at java.base/java.lang.Thread.run(Thread.java:1591)

JavaTest Message: Test threw exception: java.lang.RuntimeException: No MouseReleased event on label!
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: No MouseReleased event on label!
----------rerun:(41/6357)*----------

The log file on the macosx-aarch64 sighting looks the same/similar.