Race condition in InternalCacheRegistryImpl.registerInternalCache ----------------------------------------------------------------- Key: ISPN-6368 URL: https://issues.jboss.org/browse/ISPN-6368 Project: Infinispan Issue Type: Bug Components: Core Affects Versions: 8.1.0.Final, 8.2.0.Final Reporter: Adrian Nistor Assignee: Adrian Nistor Fix For: 8.1.3.Final, 8.2.1.Final, 9.0.0.Alpha1, 9.0.0.Final Access to internalCaches set can cause race conditions and errors related to duplicate cache definitions can be mistakenly reported. {code} 17:51:40,668 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-3) MSC000001: Failed to start service jboss.datagrid-infinispan.clustered.disttestcache: org.jboss.msc.service.StartException in service jboss.datagrid-infinispan.clustered.disttestcache: Failed to start service at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1904) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: org.infinispan.commons.CacheConfigurationException: ISPN000358: A cache configuration named ___query_known_classes already exists. This cannot be configured externally by the user. at org.infinispan.registry.impl.InternalCacheRegistryImpl.registerInternalCache(InternalCacheRegistryImpl.java:56) at org.infinispan.registry.impl.InternalCacheRegistryImpl.registerInternalCache(InternalCacheRegistryImpl.java:49) at org.infinispan.query.backend.QueryKnownClasses.startInternalCache(QueryKnownClasses.java:219) at org.infinispan.query.backend.QueryKnownClasses.start(QueryKnownClasses.java:119) at org.infinispan.query.backend.QueryInterceptor.start(QueryInterceptor.java:129) 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.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:168) at org.infinispan.factories.AbstractComponentRegistry$PrioritizedMethod.invoke(AbstractComponentRegistry.java:859) at org.infinispan.factories.AbstractComponentRegistry.invokeStartMethods(AbstractComponentRegistry.java:628) at org.infinispan.factories.AbstractComponentRegistry.internalStart(AbstractComponentRegistry.java:617) at org.infinispan.factories.AbstractComponentRegistry.start(AbstractComponentRegistry.java:542) at org.infinispan.factories.ComponentRegistry.start(ComponentRegistry.java:238) at org.infinispan.cache.impl.CacheImpl.start(CacheImpl.java:849) at org.infinispan.manager.DefaultCacheManager.wireAndStartCache(DefaultCacheManager.java:635) at org.infinispan.manager.DefaultCacheManager.createCache(DefaultCacheManager.java:585) at org.infinispan.manager.DefaultCacheManager.getCache(DefaultCacheManager.java:451) at org.infinispan.manager.impl.AbstractDelegatingEmbeddedCacheManager.getCache(AbstractDelegatingEmbeddedCacheManager.java:133) at org.infinispan.server.infinispan.SecurityActions$5.run(SecurityActions.java:130) at org.infinispan.server.infinispan.SecurityActions$5.run(SecurityActions.java:127) at org.infinispan.security.Security.doPrivileged(Security.java:76) at org.infinispan.server.infinispan.SecurityActions.doPrivileged(SecurityActions.java:63) at org.infinispan.server.infinispan.SecurityActions.startCache(SecurityActions.java:135) at org.jboss.as.clustering.infinispan.subsystem.CacheService.start(CacheService.java:86) at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948) at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881) ... 3 more {code}