[AMQ-8265] Deadlock between ActiveMQConnection#close and TcpTransport#run

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 5.15.9
• Component/s: AMQP
• Assignee: Unassigned
• Reporter: Oliver Gondža
• Created: 10/May/21 10:26
• Updated: 12/Aug/21 10:58

Description

Monitor deadlock occur between ActiveMQConnection#close and TcpTransport#run when failover connection is used.

 

"ActiveMQ Transport: ssl://ACME.INC/X.X.X.X:61616" #185332 prio=5
 java.lang.Thread.State: BLOCKED (on object monitor)
 at org.apache.activemq.ActiveMQConnection.getScheduler(ActiveMQConnection.java:2387)
 - waiting to lock <0x17c19185> (a org.apache.activemq.ActiveMQConnection)
 at org.apache.activemq.ActiveMQSession.clearMessagesInProgress(ActiveMQSession.java:691)
 at org.apache.activemq.ActiveMQConnection.transportInterupted(ActiveMQConnection.java:2006)
 at org.apache.activemq.transport.TransportFilter.transportInterupted(TransportFilter.java:119)
 at org.apache.activemq.transport.TransportFilter.transportInterupted(TransportFilter.java:119)
 at org.apache.activemq.transport.failover.FailoverTransport.handleTransportFailure(FailoverTransport.java:290)
 - locked <0x19067d0d> (a java.lang.Object)
 at org.apache.activemq.transport.failover.FailoverTransport$3.onException(FailoverTransport.java:223)
 at org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:114)
 at org.apache.activemq.transport.WireFormatNegotiator.onException(WireFormatNegotiator.java:173)
 at org.apache.activemq.transport.AbstractInactivityMonitor.onException(AbstractInactivityMonitor.java:345)
 at org.apache.activemq.transport.TransportSupport.onException(TransportSupport.java:96)
 at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:219)
 at java.lang.Thread.run(Thread.java:748)

"CIBuildTrigger-XXX-ActiveMqMessagingProvider" #272 daemon prio=5
 java.lang.Thread.State: BLOCKED (on object monitor)
 at org.apache.activemq.transport.failover.FailoverTransport.oneway(FailoverTransport.java:576)
 - waiting to lock <0x19067d0d> (a java.lang.Object)
 at org.apache.activemq.transport.MutexTransport.oneway(MutexTransport.java:68)
 at org.apache.activemq.transport.ResponseCorrelator.oneway(ResponseCorrelator.java:60)
 at org.apache.activemq.ActiveMQConnection.doAsyncSendPacket(ActiveMQConnection.java:1308)
 at org.apache.activemq.ActiveMQConnection.asyncSendPacket(ActiveMQConnection.java:1302)
 at org.apache.activemq.AdvisoryConsumer.dispose(AdvisoryConsumer.java:57)
 - locked <0x178360e8> (a org.apache.activemq.AdvisoryConsumer)
 at org.apache.activemq.ActiveMQConnection.close(ActiveMQConnection.java:654)
 - locked <0x17c19185> (a org.apache.activemq.ActiveMQConnection)
 at com.redhat.jenkins.plugins.ci.messaging.ActiveMqMessagingWorker.disconnect(ActiveMqMessagingWorker.java:338)
 at com.redhat.jenkins.plugins.ci.messaging.ActiveMqMessagingWorker.disconnect(ActiveMqMessagingWorker.java:352)
 at com.redhat.jenkins.plugins.ci.messaging.ActiveMqMessagingWorker.unsubscribe(ActiveMqMessagingWorker.java:182)
 at com.redhat.jenkins.plugins.ci.messaging.ActiveMqMessagingWorker.receive(ActiveMqMessagingWorker.java:316)
 at com.redhat.jenkins.plugins.ci.threads.CITriggerThread.run(CITriggerThread.java:73)

 

There are no known steps to reproduce ATM.