[jboss-jira] [JBoss JIRA] (JGRP-2219) Deadlock: regression caused by ViewHandler change in 4.0.5

Deadlock: regression caused by ViewHandler change in 4.0.5 ---------------------------------------------------------- Key: JGRP-2219 URL: https://issues.jboss.org/browse/JGRP-2219 Project: JGroups Issue Type: Bug Affects Versions: 4.0.5 Reporter: Bela Ban Assignee: Bela Ban Fix For: 4.0.7 Deadlock caused by https://issues.jboss.org/browse/JGRP-2031: {noformat} Found one Java-level deadlock: ============================= "jgroups-temp-thread-4253,EntityCollectionInvalidationTest-NodeF-59512": waiting for ownable synchronizer 0x0000000735645138, (a java.util.concurrent.locks.ReentrantLock$NonfairSync), which is held by "TestDisconnectHandler-1" "TestDisconnectHandler-1": waiting to lock monitor 0x00007fdff40036f8 (object 0x00000007359182d0, a org.jgroups.protocols.pbcast.Merger), which is held by "jgroups-4,EntityCollectionInvalidationTest-NodeF-59512" "jgroups-4,EntityCollectionInvalidationTest-NodeF-59512": waiting for ownable synchronizer 0x0000000735645138, (a java.util.concurrent.locks.ReentrantLock$NonfairSync), which is held by "TestDisconnectHandler-1"Java stack information for the threads listed above:=================================================== "jgroups-temp-thread-4253,EntityCollectionInvalidationTest-NodeF-59512": at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x0000000735645138> (a java.util.concurrent.locks.ReentrantLock$NonfairSync) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:870) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1199) at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:209) at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285) at org.jgroups.protocols.pbcast.ViewHandler.add(ViewHandler.java:92) at org.jgroups.protocols.pbcast.GMS.up(GMS.java:841) at org.jgroups.protocols.pbcast.STABLE.up(STABLE.java:233) at org.jgroups.stack.Protocol.up(Protocol.java:302) at org.jgroups.protocols.pbcast.NAKACK2.up(NAKACK2.java:591) at org.jgroups.protocols.FD.up(FD.java:250) at org.jgroups.protocols.FD_SOCK.up(FD_SOCK.java:252) at org.jgroups.protocols.MERGE3.up(MERGE3.java:276) at org.jgroups.protocols.Discovery.up(Discovery.java:262) at org.jgroups.protocols.TP.passMessageUp(TP.java:1229) at org.jgroups.util.SubmitToThreadPool.lambda$loopback$0(SubmitToThreadPool.java:30) at org.jgroups.util.SubmitToThreadPool$$Lambda$447/1407332998.run(Unknown Source) at java.lang.Thread.run(Thread.java:748) "TestDisconnectHandler-1": at org.jgroups.protocols.pbcast.Merger.cancelMerge(Merger.java:431) - waiting to lock <0x00000007359182d0> (a org.jgroups.protocols.pbcast.Merger) at org.jgroups.protocols.pbcast.CoordGmsImpl.init(CoordGmsImpl.java:34) at org.jgroups.protocols.pbcast.GMS.becomeCoordinator(GMS.java:407) at org.jgroups.protocols.pbcast.ParticipantGmsImpl.handleMembershipChange(ParticipantGmsImpl.java:114) at org.jgroups.protocols.pbcast.GMS.process(GMS.java:1296) at org.jgroups.protocols.pbcast.GMS$$Lambda$95/1582906120.accept(Unknown Source) at org.jgroups.protocols.pbcast.ViewHandler.process(ViewHandler.java:173) at org.jgroups.protocols.pbcast.ViewHandler.add(ViewHandler.java:111) at org.jgroups.protocols.pbcast.GMS.up(GMS.java:841) at org.jgroups.protocols.pbcast.STABLE.up(STABLE.java:233) at org.jgroups.stack.Protocol.up(Protocol.java:302) at org.jgroups.protocols.pbcast.NAKACK2.up(NAKACK2.java:591) at org.jgroups.stack.Protocol.up(Protocol.java:302) at org.jgroups.protocols.FD_SOCK.up(FD_SOCK.java:245) at org.infinispan.test.hibernate.cache.util.TestDisconnectHandler.lambda$down$0(TestDisconnectHandler.java:63) at org.infinispan.test.hibernate.cache.util.TestDisconnectHandler$$Lambda$392/1960261368.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) "jgroups-4,EntityCollectionInvalidationTest-NodeF-59512": at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x0000000735645138> (a java.util.concurrent.locks.ReentrantLock$NonfairSync) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:870) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1199) at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:209) at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285) at org.jgroups.protocols.pbcast.ViewHandler.resume(ViewHandler.java:140) at org.jgroups.protocols.pbcast.Merger.cancelMerge(Merger.java:435) - locked <0x00000007359182d0> (a org.jgroups.protocols.pbcast.Merger) at org.jgroups.protocols.pbcast.CoordGmsImpl.init(CoordGmsImpl.java:34) at org.jgroups.protocols.pbcast.GMS.becomeCoordinator(GMS.java:407) at org.jgroups.protocols.pbcast.GMS.installView(GMS.java:688) - locked <0x0000000735918798> (a org.jgroups.Membership) - locked <0x0000000735643d68> (a org.jgroups.protocols.pbcast.GMS) at org.jgroups.protocols.pbcast.ParticipantGmsImpl.handleViewChange(ParticipantGmsImpl.java:135) at org.jgroups.protocols.pbcast.GMS.up(GMS.java:918) at org.jgroups.stack.Protocol.up(Protocol.java:336) at org.jgroups.protocols.pbcast.STABLE.up(STABLE.java:293) at org.jgroups.protocols.UNICAST3.up(UNICAST3.java:428) at org.jgroups.protocols.pbcast.NAKACK2.deliverBatch(NAKACK2.java:962) at org.jgroups.protocols.pbcast.NAKACK2.removeAndDeliver(NAKACK2.java:896) at org.jgroups.protocols.pbcast.NAKACK2.handleMessages(NAKACK2.java:870) at org.jgroups.protocols.pbcast.NAKACK2.up(NAKACK2.java:690) at org.jgroups.protocols.FD.up(FD.java:280) at org.jgroups.stack.Protocol.up(Protocol.java:344) at org.jgroups.stack.Protocol.up(Protocol.java:344) at org.jgroups.stack.Protocol.up(Protocol.java:344) at org.jgroups.protocols.TP.passBatchUp(TP.java:1255) at org.jgroups.util.MaxOneThreadPerSender$BatchHandlerLoop.passBatchUp(MaxOneThreadPerSender.java:284) at org.jgroups.util.SubmitToThreadPool$BatchHandler.run(SubmitToThreadPool.java:136) at org.jgroups.util.MaxOneThreadPerSender$BatchHandlerLoop.run(MaxOneThreadPerSender.java:273) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Found 1 deadlock. {noformat}