CacheManagerTest.testConcurrentCacheManagerStopAndGetCache randomly hangs ------------------------------------------------------------------------- Key: ISPN-8555 URL: https://issues.jboss.org/browse/ISPN-8555 Project: Infinispan Issue Type: Bug Components: Test Suite - Core Affects Versions: 9.2.0.Beta1 Reporter: Dan Berindei Assignee: Dan Berindei Labels: testsuite_stability Fix For: 9.2.0.Beta2 If there is any exception, the finally block tries to stop the cache manager without first unblocking the stop method, and it hangs: {noformat} "ForkThread-1,CacheManagerTest" #204160 prio=5 os_prio=0 tid=0x00007fa1900aa800 nid=0x1be5 waiting on condition [0x00007fa0db5b3000] java.lang.Thread.State: WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00000000c846b690> (a java.util.concurrent.CompletableFuture$Signaller) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1693) at java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3323) at java.util.concurrent.CompletableFuture.waitingGet(CompletableFuture.java:1729) at java.util.concurrent.CompletableFuture.join(CompletableFuture.java:1934) at org.infinispan.manager.CacheManagerTest$2.stop(CacheManagerTest.java:274) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.infinispan.commons.util.SecurityActions.lambda$invokeAccessibly$0(SecurityActions.java:91) at org.infinispan.commons.util.SecurityActions$$Lambda$169/1215571888.run(Unknown Source) at org.infinispan.commons.util.SecurityActions.doPrivileged(SecurityActions.java:83) at org.infinispan.commons.util.SecurityActions.invokeAccessibly(SecurityActions.java:88) at org.infinispan.commons.util.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:165) at org.infinispan.factories.AbstractComponentRegistry$PrioritizedMethod.invoke(AbstractComponentRegistry.java:883) at org.infinispan.factories.AbstractComponentRegistry.internalStop(AbstractComponentRegistry.java:684) at org.infinispan.factories.AbstractComponentRegistry.stop(AbstractComponentRegistry.java:583) - locked <0x00000000c846b6d8> (a org.infinispan.factories.GlobalComponentRegistry) at org.infinispan.factories.GlobalComponentRegistry.start(GlobalComponentRegistry.java:271) at org.infinispan.factories.ComponentRegistry.start(ComponentRegistry.java:206) at org.infinispan.cache.impl.CacheImpl.start(CacheImpl.java:1000) at org.infinispan.cache.impl.AbstractDelegatingCache.start(AbstractDelegatingCache.java:411) at org.infinispan.manager.DefaultCacheManager.wireAndStartCache(DefaultCacheManager.java:637) at org.infinispan.manager.DefaultCacheManager.createCache(DefaultCacheManager.java:582) at org.infinispan.manager.DefaultCacheManager.internalGetCache(DefaultCacheManager.java:468) at org.infinispan.manager.DefaultCacheManager.getCache(DefaultCacheManager.java:454) at org.infinispan.manager.DefaultCacheManager.getCache(DefaultCacheManager.java:440) at org.infinispan.manager.CacheManagerTest.lambda$testConcurrentCacheManagerStopAndGetCache$4(CacheManagerTest.java:279) at org.infinispan.manager.CacheManagerTest$$Lambda$3417/950279155.call(Unknown Source) at org.infinispan.test.AbstractInfinispanTest$LoggingCallable.call(AbstractInfinispanTest.java:543) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Locked ownable synchronizers: - <0x00000000c846b8d0> (a java.util.concurrent.ThreadPoolExecutor$Worker) "testng-CacheManagerTest" #24 prio=5 os_prio=0 tid=0x00007fa260ece000 nid=0x44b6 waiting on condition [0x00007fa1e4626000] java.lang.Thread.State: WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00000000c84702c0> (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.infinispan.manager.DefaultCacheManager.stop(DefaultCacheManager.java:695) at org.infinispan.test.TestingUtil.killCacheManagers(TestingUtil.java:774) at org.infinispan.test.TestingUtil.killCacheManagers(TestingUtil.java:765) at org.infinispan.manager.CacheManagerTest.testConcurrentCacheManagerStopAndGetCache(CacheManagerTest.java:295) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:84) at org.testng.internal.Invoker.invokeMethod(Invoker.java:714) at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:901) at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1231) at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:127) at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:111) at org.testng.TestRunner.privateRun(TestRunner.java:767) at org.testng.TestRunner.run(TestRunner.java:617) at org.testng.SuiteRunner.runTest(SuiteRunner.java:348) at org.testng.SuiteRunner.access$000(SuiteRunner.java:38) at org.testng.SuiteRunner$SuiteWorker.run(SuiteRunner.java:382) at org.testng.internal.thread.ThreadUtil$2.call(ThreadUtil.java:64) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Locked ownable synchronizers: - <0x00000000c4628978> (a java.util.concurrent.ThreadPoolExecutor$Worker) "ForkThread-2,CacheManagerTest" #204172 prio=5 os_prio=0 tid=0x00007fa1900f6800 nid=0x1bf2 waiting on condition [0x00007fa0da9a8000] java.lang.Thread.State: WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00000000c84181c0> (a java.util.concurrent.CompletableFuture$Signaller) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1693) at java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3323) at java.util.concurrent.CompletableFuture.waitingGet(CompletableFuture.java:1729) at java.util.concurrent.CompletableFuture.join(CompletableFuture.java:1934) at org.infinispan.manager.DefaultCacheManager.terminate(DefaultCacheManager.java:681) at org.infinispan.manager.DefaultCacheManager.stopCaches(DefaultCacheManager.java:727) at org.infinispan.manager.DefaultCacheManager.stop(DefaultCacheManager.java:704) at org.infinispan.manager.CacheManagerTest.lambda$testConcurrentCacheManagerStopAndGetCache$5(CacheManagerTest.java:282) at org.infinispan.manager.CacheManagerTest$$Lambda$3418/1712334616.run(Unknown Source) at org.infinispan.test.AbstractInfinispanTest$RunnableWrapper.run(AbstractInfinispanTest.java:510) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Locked ownable synchronizers: - <0x00000000c8418270> (a java.util.concurrent.ThreadPoolExecutor$Worker) - <0x00000000c84702c0> (a java.util.concurrent.locks.ReentrantLock$NonfairSync) {noformat}