Consumer.close() and session.rollback() deadlocks
--------------------------------------------------
Key: QPID-3911
URL: https://issues.apache.org/jira/browse/QPID-3911
Project: Qpid
Issue Type: Bug
Components: Java Client
Affects Versions: 0.16
Environment: 0.16 Java Client and Java Broker
Reporter: Praveen Murugesan
Attachments: DeadLockStackTraces.txt,
QpidConsumerCloseRollbackDeadlock.java
Found one Java-level deadlock:
=============================
"Dispatcher-Channel-0":
waiting to lock monitor 0x0000000001e65ec8 (object
0x00000007c180bd58, a java.lang.Object),
which is held by "main"
"main":
waiting to lock monitor 0x0000000001cffbc8 (object
0x00000007c2e10c08, a java.lang.Object),
which is held by "Dispatcher-Channel-0"
Java stack information for the threads listed above:
===================================================
"Dispatcher-Channel-0":
at
org.apache.qpid.client.AMQConnection.exceptionReceived(AMQConnection.java:1255)
- waiting to lock <0x00000007c180bd58> (a java.lang.Object)
at
org.apache.qpid.client.AMQSession_0_10.setCurrentException(AMQSession_0_10.java:1057)
at
org.apache.qpid.client.AMQSession_0_10.sync(AMQSession_0_10.java:1034)
at
org.apache.qpid.client.AMQSession_0_10.sendSuspendChannel(AMQSession_0_10.java:851)
at
org.apache.qpid.client.AMQSession.suspendChannel(AMQSession.java:3075)
- locked <0x00000007c2c3d330> (a java.lang.Object)
at org.apache.qpid.client.AMQSession.rollback(AMQSession.java:1854)
- locked <0x00000007c2c3d330> (a java.lang.Object)
at
QpidConsumerCloseRollbackDeadlock$QpidMqHandler.onMessage(QpidConsumerCloseRollbackDeadlock.java:208)
at
org.apache.qpid.client.BasicMessageConsumer.notifyMessage(BasicMessageConsumer.java:745)
at
org.apache.qpid.client.BasicMessageConsumer_0_10.notifyMessage(BasicMessageConsumer_0_10.java:141)
at
org.apache.qpid.client.BasicMessageConsumer.notifyMessage(BasicMessageConsumer.java:719)
at
org.apache.qpid.client.BasicMessageConsumer_0_10.notifyMessage(BasicMessageConsumer_0_10.java:186)
at
org.apache.qpid.client.BasicMessageConsumer_0_10.notifyMessage(BasicMessageConsumer_0_10.java:54)
at
org.apache.qpid.client.AMQSession$Dispatcher.notifyConsumer(AMQSession.java:3467)
at
org.apache.qpid.client.AMQSession$Dispatcher.dispatchMessage(AMQSession.java:3406)
- locked <0x00000007c2c3d350> (a java.lang.Object)
- locked <0x00000007c2e10c08> (a java.lang.Object)
at
org.apache.qpid.client.AMQSession$Dispatcher.access$1000(AMQSession.java:3180)
at org.apache.qpid.client.AMQSession.dispatch(AMQSession.java:3173)
at
org.apache.qpid.client.message.UnprocessedMessage.dispatch(UnprocessedMessage.java:54)
at
org.apache.qpid.client.AMQSession$Dispatcher.run(AMQSession.java:3329)
at java.lang.Thread.run(Thread.java:636)
"main":
at
org.apache.qpid.client.AMQSession$Dispatcher.rejectPending(AMQSession.java:3211)
- waiting to lock <0x00000007c2e10c08> (a java.lang.Object)
at
org.apache.qpid.client.AMQSession.confirmConsumerCancelled(AMQSession.java:903)
at
org.apache.qpid.client.BasicMessageConsumer_0_10.sendCancel(BasicMessageConsumer_0_10.java:170)
at
org.apache.qpid.client.BasicMessageConsumer.close(BasicMessageConsumer.java:593)
- locked <0x00000007c180bd58> (a java.lang.Object)
at
org.apache.qpid.client.BasicMessageConsumer.close(BasicMessageConsumer.java:555)
at
QpidConsumerCloseRollbackDeadlock.main(QpidConsumerCloseRollbackDeadlock.java:77)
Found 1 deadlock.
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