An M1 ARM macMini and a 2018 x64 macMini have been configured with macOS 14 (beta).

On the x64 mac these the same 4 java/util/prefs/ tests fail
java/util/prefs/RemoveReadOnlyNode.java
java/util/prefs/RemoveUnregedListener.java
java/util/prefs/CheckUserPrefsStorage.java
java/util/prefs/AddNodeChangeListener.java

Logs :
java/util/prefs/RemoveReadOnlyNode.java
java.util.prefs.BackingStoreException: Synchronization failed for node '/node1/'
at java.prefs/java.util.prefs.MacOSXPreferences.flush(MacOSXPreferences.java:233)
at RemoveReadOnlyNode.main(RemoveReadOnlyNode.java:46)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1570)

=======
java/util/prefs/RemoveUnregedListener.java

java.util.prefs.BackingStoreException: Synchronization failed for node '/'
at java.prefs/java.util.prefs.MacOSXPreferences.flush(MacOSXPreferences.java:233)
at RemoveUnregedListener.main(RemoveUnregedListener.java:45)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1570)


=======
java/util/prefs/CheckUserPrefsStorage.java

Exception in thread "main" java.util.prefs.BackingStoreException: Synchronization failed for node '/<unnamed>/'
at java.prefs/java.util.prefs.MacOSXPreferences.flush(MacOSXPreferences.java:233)
at CheckUserPrefFirst.main(CheckUserPrefFirst.java:36)

=======

java/util/prefs/AddNodeChangeListener.java
Node N2 already/still exists; clearing
----------System.err:(13/860)----------
java.util.prefs.BackingStoreException: Synchronization failed for node '/'
at java.prefs/java.util.prefs.MacOSXPreferences.flush(MacOSXPreferences.java:233)
at AddNodeChangeListener.clearPrefs(AddNodeChangeListener.java:116)
at AddNodeChangeListener.main(AddNodeChangeListener.java:63)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1570)