A deadlock encountered on ConnectionValidator ---------------------------------------------- Key: JBREM-942 URL: http://jira.jboss.com/jira/browse/JBREM-942 Project: JBoss Remoting Issue Type: Bug Security Level: Public(Everyone can see) Components: transport Affects Versions: 2.2.2.SP5 Environment: JBoss-EAP-4.2, JBossMessaging-1.4.0-SP3, JBossRemoting-2.2.2-SP5 Reporter: Tyronne Wickramarathne Assigned To: Ron Sigal Priority: Critical This deadlock occurred on JBREM when a JBossMessaging Bridge was set and consuming messages. here's the StackTrace : Found one Java-level deadlock: ============================= "Thread-278": waiting to lock monitor 0x08128544 (object 0xce8b25e0, a java.lang.Object), which is held by "Timer-4" "Timer-4": waiting to lock monitor 0x08129160 (object 0xce89f508, a java.util.ArrayList), which is held by "Thread-278" Java stack information for the threads listed above: =================================================== "Thread-278": at org.jboss.remoting.ConnectionValidator.doStop(ConnectionValidator.java:526) - waiting to lock <0xce8b25e0> (a java.lang.Object) at org.jboss.remoting.ConnectionValidator.stop(ConnectionValidator.java:252) at org.jboss.remoting.ConnectionValidator.removeConnectionListener(ConnectionValidator.java:344) - locked <0xce89f508> (a java.util.ArrayList) at org.jboss.remoting.Client.removeConnectionListener(Client.java:398) at org.jboss.jms.client.remoting.JMSRemotingConnection.removeConnectionListener(JMSRemotingConnection.java:493) - locked <0xce8b18c8> (a org.jboss.jms.client.remoting.JMSRemotingConnection) at org.jboss.jms.client.container.ConnectionAspect.handleClose(ConnectionAspect.java:184) at sun.reflect.GeneratedMethodAccessor134.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.jboss.aop.advice.PerInstanceAdvice.invoke(PerInstanceAdvice.java:121) at org.jboss.jms.client.delegate.ClientConnectionDelegate$close_N4742752445160157748.invokeNext(ClientConnectionDelegate$close_N4742752445160157748.java) at org.jboss.jms.client.container.FailoverValveInterceptor.invoke(FailoverValveInterceptor.java:92) at org.jboss.aop.advice.PerInstanceInterceptor.invoke(PerInstanceInterceptor.java:105) at org.jboss.jms.client.delegate.ClientConnectionDelegate$close_N4742752445160157748.invokeNext(ClientConnectionDelegate$close_N4742752445160157748.java) at org.jboss.jms.client.container.ClosedInterceptor.invoke(ClosedInterceptor.java:170) at org.jboss.aop.advice.PerInstanceInterceptor.invoke(PerInstanceInterceptor.java:105) at org.jboss.jms.client.delegate.ClientConnectionDelegate$close_N4742752445160157748.invokeNext(ClientConnectionDelegate$close_N4742752445160157748.java) at org.jboss.jms.client.delegate.ClientConnectionDelegate.close(ClientConnectionDelegate.java) at org.jboss.jms.client.JBossConnection.close(JBossConnection.java:132) at org.jboss.jms.server.bridge.Bridge.cleanup(Bridge.java:1098) at org.jboss.jms.server.bridge.Bridge.access$1100(Bridge.java:66) at org.jboss.jms.server.bridge.Bridge$FailureHandler.run(Bridge.java:1496) at java.lang.Thread.run(Thread.java:619) "Timer-4": at org.jboss.remoting.ConnectionValidator.notifyListeners(ConnectionValidator.java:553) - waiting to lock <0xce89f508> (a java.util.ArrayList) at org.jboss.remoting.ConnectionValidator.run(ConnectionValidator.java:286) - locked <0xce8b25e0> (a java.lang.Object) at java.util.TimerThread.mainLoop(Timer.java:512) at java.util.TimerThread.run(Timer.java:462) Found 1 deadlock.