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https://issues.apache.org/jira/browse/QPID-4086?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Alex Rudyy updated QPID-4086:
-----------------------------
Attachment: 0001-QPID-4086-Remove-redundant-synchronization-on-messag.patch
> Java Client 0-9.x deadlocks on concurrent connection close and session close
> from failover thread
> -------------------------------------------------------------------------------------------------
>
> Key: QPID-4086
> URL: https://issues.apache.org/jira/browse/QPID-4086
> Project: Qpid
> Issue Type: Bug
> Components: Java Client
> Affects Versions: 0.16, 0.17
> Reporter: Alex Rudyy
> Assignee: Keith Wall
> Attachments:
> 0001-QPID-4086-Remove-redundant-synchronization-on-messag.patch, deadlock.txt
>
>
> Java Client 0-8/0-9.x deadlocks on concurrent connection close and session
> close from failover thread
> {noformat}
> Java stack information for the threads listed above:
> ===================================================
> "Failover":
> at org.apache.qpid.client.AMQSession.closed(AMQSession.java:822)
> - waiting to lock <0x00000000e03c3160> (a java.lang.Object)
> at
> org.apache.qpid.client.AMQConnection.closeAllSessions(AMQConnection.java:954)
> at
> org.apache.qpid.client.AMQConnection.exceptionReceived(AMQConnection.java:1298)
> - locked <0x00000000e03c71b8> (a java.lang.Object)
> at
> org.apache.qpid.client.failover.FailoverHandler.run(FailoverHandler.java:187)
> - locked <0x00000000e03c71b8> (a java.lang.Object)
> at java.lang.Thread.run(Thread.java:662)
> "main":
> at org.apache.qpid.client.AMQConnection.doClose(AMQConnection.java:857)
> - waiting to lock <0x00000000e03c71b8> (a java.lang.Object)
> - locked <0x00000000e03c71c8> (a java.lang.Object)
> at org.apache.qpid.client.AMQConnection.doClose(AMQConnection.java:848)
> - locked <0x00000000e03c3160> (a java.lang.Object)
> - locked <0x00000000e03c71c8> (a java.lang.Object)
> at org.apache.qpid.client.AMQConnection.close(AMQConnection.java:832)
> at org.apache.qpid.client.AMQConnection.close(AMQConnection.java:823)
> at org.apache.qpid.client.AMQConnection.close(AMQConnection.java:818)
> at
> org.apache.qpid.test.utils.QpidBrokerTestCase.tearDown(QpidBrokerTestCase.java:1177)
> at junit.framework.TestCase.runBare(TestCase.java:130)
> at
> org.apache.qpid.test.utils.QpidBrokerTestCase.runBare(QpidBrokerTestCase.java:239)
> at junit.framework.TestResult$1.protect(TestResult.java:106)
> at junit.framework.TestResult.runProtected(TestResult.java:124)
> at junit.framework.TestResult.run(TestResult.java:109)
> at junit.framework.TestCase.run(TestCase.java:118)
> at org.apache.qpid.test.utils.QpidTestCase.run(QpidTestCase.java:137)
> at junit.framework.TestSuite.runTest(TestSuite.java:208)
> at junit.framework.TestSuite.run(TestSuite.java:203)
> at
> org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.run(JUnitTestRunner.java:520)
> at
> org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.launch(JUnitTestRunner.java:1060)
> at
> org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.main(JUnitTestRunner.java:911)
> Found 1 deadlock.
> {noformat}
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