[jboss-jira] [JBoss JIRA] (WFLY-7921) JGRP000225: failed unmarshalling buffer into return value: NPE (ASYM_ENCRYPT + TCP, during server startup)

JGRP000225: failed unmarshalling buffer into return value: NPE (ASYM_ENCRYPT + TCP, during server startup) ---------------------------------------------------------------------------------------------------------- Key: WFLY-7921 URL: https://issues.jboss.org/browse/WFLY-7921 Project: WildFly Issue Type: Bug Components: Clustering Affects Versions: 10.1.0.Final Reporter: Michal Vinkler Assignee: Paul Ferraro Scenario: failover clustering test with enabled "AUTH" and "ASYM_ENCRYPT" protocols + JGrpous default stack set to *TCP*. This issue doesn't occur when using UDP stack. {code:xml|title=TCP stack configuration} <stack name="tcp"> <transport type="TCP" socket-binding="jgroups-tcp"/> <protocol type="MPING" socket-binding="jgroups-mping"/> <protocol type="MERGE3"/> <protocol type="FD_SOCK" socket-binding="jgroups-tcp-fd"/> <protocol type="FD"/> <protocol type="VERIFY_SUSPECT"/> <protocol type="ASYM_ENCRYPT"> <property name="encrypt_entire_message">false</property> <property name="sym_keylength">128</property> <property name="sym_algorithm">AES/ECB/PKCS5Padding</property> <property name="asym_keylength">512</property> <property name="asym_algorithm">RSA</property> </protocol> <protocol type="pbcast.NAKACK2"/> <protocol type="UNICAST3"/> <protocol type="pbcast.STABLE"/> <protocol type="AUTH"> <property name="auth_class">org.jgroups.auth.MD5Token</property> <property name="auth_value">jdgservercluster</property> <property name="token_hash">MD5</property> </protocol> <protocol type="pbcast.GMS"/> <protocol type="MFC"/> <protocol type="FRAG2"/> </stack> {code} During servers startup, after receiving a new cluster view, one of the servers usually logs this error message: {code} 08:35:36,707 ERROR [org.jgroups.blocks.RequestCorrelator] (thread-1,ee,node2) JGRP000225: failed unmarshalling buffer into return value: java.lang.NullPointerException at java.nio.HeapByteBuffer.<init>(HeapByteBuffer.java:70) at java.nio.ByteBuffer.wrap(ByteBuffer.java:373) at org.jboss.as.clustering.infinispan.ChannelFactoryTransport$1.objectFromBuffer(ChannelFactoryTransport.java:81) at org.jgroups.blocks.RequestCorrelator.dispatch(RequestCorrelator.java:419) at org.jgroups.blocks.RequestCorrelator.receiveMessage(RequestCorrelator.java:357) at org.jgroups.blocks.RequestCorrelator.receive(RequestCorrelator.java:245) at org.jgroups.blocks.MessageDispatcher$ProtocolAdapter.up(MessageDispatcher.java:664) at org.jgroups.JChannel.up(JChannel.java:738) at org.jgroups.fork.ForkProtocolStack.up(ForkProtocolStack.java:120) at org.jgroups.stack.Protocol.up(Protocol.java:380) at org.jgroups.protocols.FORK.up(FORK.java:114) at org.jgroups.protocols.FRAG2.up(FRAG2.java:165) at org.jgroups.protocols.FlowControl.up(FlowControl.java:390) at org.jgroups.protocols.pbcast.GMS.up(GMS.java:1037) at org.jgroups.protocols.AUTH.up(AUTH.java:150) at org.jgroups.protocols.pbcast.STABLE.up(STABLE.java:234) at org.jgroups.protocols.UNICAST3.deliverMessage(UNICAST3.java:1077) at org.jgroups.protocols.UNICAST3.handleDataReceived(UNICAST3.java:792) at org.jgroups.protocols.UNICAST3.up(UNICAST3.java:433) at org.jgroups.protocols.pbcast.NAKACK2.up(NAKACK2.java:649) at org.jgroups.protocols.EncryptBase.handleEncryptedMessage(EncryptBase.java:242) at org.jgroups.protocols.EncryptBase.handleUpMessage(EncryptBase.java:227) at org.jgroups.protocols.EncryptBase.up(EncryptBase.java:150) at org.jgroups.protocols.ASYM_ENCRYPT.up(ASYM_ENCRYPT.java:116) at org.jgroups.protocols.VERIFY_SUSPECT.up(VERIFY_SUSPECT.java:155) at org.jgroups.protocols.FD.up(FD.java:260) at org.jgroups.protocols.FD_SOCK.up(FD_SOCK.java:325) at org.jgroups.protocols.MERGE3.up(MERGE3.java:292) at org.jgroups.protocols.Discovery.up(Discovery.java:296) at org.jgroups.protocols.MPING.up(MPING.java:178) at org.jgroups.protocols.TP.passMessageUp(TP.java:1657) at org.jgroups.protocols.TP$SingleMessageHandler.run(TP.java:1873) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.jboss.as.clustering.jgroups.ClassLoaderThreadFactory.lambda$newThread$0(ClassLoaderThreadFactory.java:52) at org.jboss.as.clustering.jgroups.ClassLoaderThreadFactory$$Lambda$547/364315896.run(Unknown Source) at java.lang.Thread.run(Thread.java:745) {code}