Brian Stansberry created WFCORE-1020: ---------------------------------------- Summary: NPE in GlobalAddressHandlers Key: WFCORE-1020 URL: https://issues.jboss.org/browse/WFCORE-1020 Project: WildFly Core Issue Type: Bug Components: Domain Management Affects Versions: 2.0.0.CR5, 1.0.1.Final, 1.0.0.Final Reporter: Brian Stansberry Assignee: Brian Stansberry Fix For: 2.0.0.CR6 I've seen stack traces like the following pop up in testsuite logs: {code} 2015-09-29 08:11:50,515 ERROR [org.jboss.as.controller.management-operation] (Host Controller Service Threads - 88) WFLYCTL0190: Step handler org.jboss.as.controller.operations.global.GlobalOperationHandlers$ModelAddressResolver$4@b4ea88 for operation {"operation" => "read-resource","address" => [("host" => "slave"),("server" => "main-three")],"operation-headers" => {"caller-type" => "user","access-mechanism" => "NATIVE","domain-uuid" => "5352863e-b467-4d70-b0b1-fa640cc022a1"}} at address [ ("host" => "slave"), ("server" => "main-three") ] failed handling operation rollback -- java.lang.NullPointerException: java.lang.NullPointerException at org.jboss.as.controller.operations.global.GlobalOperationHandlers$ModelAddressResolver$4$1.handleResult(GlobalOperationHandlers.java:708) at org.jboss.as.controller.AbstractOperationContext$Step.invokeResultHandler(AbstractOperationContext.java:1384) at org.jboss.as.controller.AbstractOperationContext$Step.handleResult(AbstractOperationContext.java:1366) at org.jboss.as.controller.AbstractOperationContext$Step.finalizeInternal(AbstractOperationContext.java:1328) at org.jboss.as.controller.AbstractOperationContext$Step.finalizeStep(AbstractOperationContext.java:1311) at org.jboss.as.controller.AbstractOperationContext$Step.access$300(AbstractOperationContext.java:1185) at org.jboss.as.controller.AbstractOperationContext.executeResultHandlerPhase(AbstractOperationContext.java:767) at org.jboss.as.controller.AbstractOperationContext.executeDoneStage(AbstractOperationContext.java:753) at org.jboss.as.controller.AbstractOperationContext.processStages(AbstractOperationContext.java:680) at org.jboss.as.controller.AbstractOperationContext.executeOperation(AbstractOperationContext.java:370) at org.jboss.as.controller.OperationContextImpl.executeOperation(OperationContextImpl.java:1336) at org.jboss.as.controller.ModelControllerImpl.internalExecute(ModelControllerImpl.java:391) at org.jboss.as.controller.ModelControllerImpl.execute(ModelControllerImpl.java:217) at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler.internalExecute(TransactionalProtocolOperationHandler.java:233) at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler.doExecute(TransactionalProtocolOperationHandler.java:173) at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$1.run(TransactionalProtocolOperationHandler.java:136) at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$1.run(TransactionalProtocolOperationHandler.java:132) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:360) at org.jboss.as.controller.AccessAuditContext.doAs(AccessAuditContext.java:81) at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$2$1.run(TransactionalProtocolOperationHandler.java:152) at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$2$1.run(TransactionalProtocolOperationHandler.java:148) at java.security.AccessController.doPrivileged(Native Method) at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$2.execute(TransactionalProtocolOperationHandler.java:148) at org.jboss.as.protocol.mgmt.AbstractMessageHandler$2$1.doExecute(AbstractMessageHandler.java:299) at org.jboss.as.protocol.mgmt.AbstractMessageHandler$AsyncTaskRunner.run(AbstractMessageHandler.java:519) 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) at org.jboss.threads.JBossThread.run(JBossThread.java:320) {code} There's a call to ModelNode.remove("access-control") and then the return value is dereferenced without a null check. The "remove" method may return null. -- This message was sent by Atlassian JIRA (v6.4.11#64026)