javax/management/remote/mandatory/connection/MultiThreadDeadLockTest.java possible deadlock

---Enter the method createSocket
===Leave the method: createSocket

---Enter the method createSocket
===Leave the method: createSocket
Register the mbean: default:name=toto
Add listener to toto MBean
send notif, listener will block the fetcher

---Enter the method sendNotif
===Leave the method: sendNotif

---Enter the method handleNotification
Sleep 3 times of server idle timeout: 500, the sever should close the idle connection.
start the user thread to call mbean method, it will get IOexception and start the reconnection, the socket factory will block the socket creation.
Free the listener, the fetcher will get IO and makes a deadlock if the bug is not fixed.
===Leave the method: handleNotification

---Enter the method createSocket
Allow to create new socket for the reconnection
Check whether the user thread gets free to call the mbean.
===Leave the method: createSocket

---Enter the method createSocket
===Leave the method: createSocket

---Enter the method createSocket
===Leave the method: createSocket

---Enter the method createSocket
===Leave the method: createSocket
----------System.err:(15/985)----------
java.lang.RuntimeException: Possible deadlock!
at MultiThreadDeadLockTest.main(MultiThreadDeadLockTest.java:126)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:115)
at java.base/java.lang.Thread.run(Thread.java:832)

JavaTest Message: Test threw exception: java.lang.RuntimeException: Possible deadlock!
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Possible deadlock!
Jun 18, 2018 4:45:16 PM com.sun.jmx.remote.internal.ClientCommunicatorAdmin restart
WARNING: Failed to restart: java.rmi.NoSuchObjectException: no such object in table