[ 
https://issues.apache.org/jira/browse/ARTEMIS-2453?focusedWorklogId=295491&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-295491
 ]

ASF GitHub Bot logged work on ARTEMIS-2453:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 15/Aug/19 15:25
            Start Date: 15/Aug/19 15:25
    Worklog Time Spent: 10m 
      Work Description: clebertsuconic commented on pull request #2799: 
ARTEMIS-2453 Fixing deadLock between destroyQueue and removeAddressInfo
URL: https://github.com/apache/activemq-artemis/pull/2799#discussion_r314363162
 
 

 ##########
 File path: 
artemis-server/src/main/java/org/apache/activemq/artemis/core/postoffice/impl/PostOfficeImpl.java
 ##########
 @@ -649,9 +647,7 @@ public AddressInfo removeAddressInfo(SimpleString address, 
boolean force) throws
 
    @Override
    public AddressInfo getAddressInfo(SimpleString addressName) {
-      synchronized (addressLock) {
-         return addressManager.getAddressInfo(addressName);
-      }
+      return addressManager.getAddressInfo(addressName);
 
 Review comment:
   There's no need to lock here?
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 295491)
    Time Spent: 20m  (was: 10m)

> DeadLock between server.destroyQueue and server.removeAddressInfo
> -----------------------------------------------------------------
>
>                 Key: ARTEMIS-2453
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-2453
>             Project: ActiveMQ Artemis
>          Issue Type: Bug
>            Reporter: clebert suconic
>            Priority: Major
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> "Thread-0 
> (ActiveMQ-remoting-threads-ActiveMQServerImpl::serverUUID=349ac51e-bf5e-11e9-9661-ecf4bbced624-2058174333)":
>  at 
> org.apache.activemq.artemis.core.postoffice.impl.PostOfficeImpl.getAddressInfo(PostOfficeImpl.java:652)
>  - waiting to lock <0x00000005be7a5488> (a java.lang.Object) at 
> org.apache.activemq.artemis.core.postoffice.impl.PostOfficeImpl.removeBinding(PostOfficeImpl.java:749)
>  - locked <0x00000005bb0702c8> (a 
> org.apache.activemq.artemis.core.postoffice.impl.PostOfficeImpl) at 
> org.apache.activemq.artemis.core.server.impl.QueueImpl.deleteQueue(QueueImpl.java:1962)
>  at 
> org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl.destroyQueue(ActiveMQServerImpl.java:2142)
>  at 
> org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl.destroyQueue(ActiveMQServerImpl.java:2090)
>  at 
> org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl.destroyQueue(ActiveMQServerImpl.java:2081)
>  at 
> org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl.destroyQueue(ActiveMQServerImpl.java:2061)
>  at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl$TempQueueCleanerUpper.run(ServerSessionImpl.java:986)
>  at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl$TempQueueCleanerUpper.connectionFailed(ServerSessionImpl.java:1001)
>  at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl$TempQueueCleanerUpper.connectionFailed(ServerSessionImpl.java:1006)
>  at 
> org.apache.activemq.artemis.spi.core.protocol.AbstractRemotingConnection.callFailureListeners(AbstractRemotingConnection.java:77)
>  at 
> org.apache.activemq.artemis.core.protocol.core.impl.RemotingConnectionImpl.fail(RemotingConnectionImpl.java:220)
>  at 
> org.apache.activemq.artemis.spi.core.protocol.AbstractRemotingConnection.fail(AbstractRemotingConnection.java:220)
>  at 
> org.apache.activemq.artemis.core.remoting.server.impl.RemotingServiceImpl.issueFailure(RemotingServiceImpl.java:572)
>  at 
> org.apache.activemq.artemis.core.remoting.server.impl.RemotingServiceImpl.connectionDestroyed(RemotingServiceImpl.java:553)
>  at 
> org.apache.activemq.artemis.core.remoting.impl.netty.NettyAcceptor$Listener.connectionDestroyed(NettyAcceptor.java:897)
>  at 
> org.apache.activemq.artemis.core.remoting.impl.netty.ActiveMQChannelHandler.lambda$channelInactive$0(ActiveMQChannelHandler.java:83)
>  at 
> org.apache.activemq.artemis.core.remoting.impl.netty.ActiveMQChannelHandler$$Lambda$56/1250509089.run(Unknown
>  Source) at 
> org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:42)
>  at 
> org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:31)
>  at 
> org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:66)
>  at 
> org.apache.activemq.artemis.utils.actors.ProcessorBase$$Lambda$2/323326911.run(Unknown
>  Source) at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>  at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>  at 
> org.apache.activemq.artemis.utils.ActiveMQThreadFactory$1.run(ActiveMQThreadFactory.java:118)
>  "Thread-1 
> (ActiveMQ-server-org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl$6@4a55a6e8)":
>  at 
> org.apache.activemq.artemis.core.postoffice.impl.PostOfficeImpl.removeBinding(PostOfficeImpl.java:724)
>  - waiting to lock <0x00000005bb0702c8> (a 
> org.apache.activemq.artemis.core.postoffice.impl.PostOfficeImpl) at 
> org.apache.activemq.artemis.core.server.impl.QueueImpl.deleteQueue(QueueImpl.java:1962)
>  at 
> org.apache.activemq.artemis.core.postoffice.impl.PostOfficeImpl.removeAddressInfo(PostOfficeImpl.java:631)
>  - locked <0x00000005be7a5488> (a java.lang.Object) at 
> org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl.removeAddressInfo(ActiveMQServerImpl.java:3231)
>  at 
> org.apache.activemq.artemis.core.management.impl.ActiveMQServerControlImpl.deleteAddress(ActiveMQServerControlImpl.java:866)
>  at sun.reflect.GeneratedMethodAccessor94.invoke(Unknown Source) at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.lang.reflect.Method.invoke(Method.java:497) at 
> org.apache.activemq.artemis.core.server.management.impl.ManagementServiceImpl.invokeOperation(ManagementServiceImpl.java:787)
>  at 
> org.apache.activemq.artemis.core.server.management.impl.ManagementServiceImpl.handleMessage(ManagementServiceImpl.java:415)
>  at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.handleManagementMessage(ServerSessionImpl.java:1913)
>  at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.send(ServerSessionImpl.java:1682)
>  - locked <0x0000000595951730> (a 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl) at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.send(ServerSessionImpl.java:1623)
>  - locked <0x0000000595951730> (a 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl) at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.send(ServerSessionImpl.java:1615)
>  at 
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.send(ServerSessionImpl.java:1608)
>  at 
> org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler.onSessionSend(ServerSessionPacketHandler.java:702)
>  at 
> org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler.onMessagePacket(ServerSessionPacketHandler.java:268)
>  at 
> org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler$$Lambda$25/243781418.onMessage(Unknown
>  Source) at 
> org.apache.activemq.artemis.utils.actors.Actor.doTask(Actor.java:33) at 
> org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:66)
>  at 
> org.apache.activemq.artemis.utils.actors.ProcessorBase$$Lambda$2/323326911.run(Unknown
>  Source) at 
> org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:42)
>  at 
> org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:31)
>  at 
> org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:66)
>  at 
> org.apache.activemq.artemis.utils.actors.ProcessorBase$$Lambda$2/323326911.run(Unknown
>  Source) at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>  at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>  at 
> org.apache.activemq.artemis.utils.ActiveMQThreadFactory$1.run(ActiveMQThreadFactory.java:118)
>  Found 1 deadlock.



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