This is a regression caused by switching from Picketbox to Elytron.

When I log on a node belonging to an HA cluster, I see several errors like these :

�[0m�[33m11:27:18,146 WARN  [org.infinispan.PERSISTENCE] (default task-15) ISPN000559: Cannot marshall 'class org.infinispan.marshall.protostream.impl.MarshallableUserObject': java.io.NotSerializableException: org.wildfly.security.auth.server.SecurityIdentity�[0m�[33m11:27:18,146 WARN  [org.infinispan.PERSISTENCE] (default task-15) ISPN000559: Cannot marshall 'class org.infinispan.marshall.protostream.impl.MarshallableUserObject': java.io.NotSerializableException: org.wildfly.security.auth.server.SecurityIdentity at org.jboss.marshalling.river@2.0.9.Final//org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:272) at org.jboss.marshalling.river@2.0.9.Final//org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1141) at org.jboss.marshalling.river@2.0.9.Final//org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:1099) at org.jboss.marshalling.river@2.0.9.Final//org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:266) at org.jboss.marshalling@2.0.9.Final//org.jboss.marshalling.AbstractObjectOutput.writeObject(AbstractObjectOutput.java:58) at org.jboss.marshalling@2.0.9.Final//org.jboss.marshalling.AbstractMarshaller.writeObject(AbstractMarshaller.java:111) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.util.MapExternalizer.writeObject(MapExternalizer.java:63) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.util.MapExternalizer.writeObject(MapExternalizer.java:40) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.ExternalizerProvider.writeObject(ExternalizerProvider.java:41) at org.wildfly.clustering.marshalling.jboss@21.0.0.Final//org.wildfly.clustering.marshalling.jboss.ExternalizerObjectTable$ExternalizerWriter.writeObject(ExternalizerObjectTable.java:142) at org.jboss.marshalling.river@2.0.9.Final//org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:139) at org.jboss.marshalling@2.0.9.Final//org.jboss.marshalling.AbstractObjectOutput.writeObject(AbstractObjectOutput.java:58) at org.jboss.marshalling@2.0.9.Final//org.jboss.marshalling.AbstractMarshaller.writeObject(AbstractMarshaller.java:111) at org.wildfly.clustering.marshalling.jboss@21.0.0.Final//org.wildfly.clustering.marshalling.jboss.JBossByteBufferMarshaller.writeTo(JBossByteBufferMarshaller.java:92) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.ByteBufferMarshaller.write(ByteBufferMarshaller.java:55) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.ByteBufferMarshalledValue.getBuffer(ByteBufferMarshalledValue.java:59) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.ByteBufferMarshalledValueExternalizer.writeObject(ByteBufferMarshalledValueExternalizer.java:63) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.ByteBufferMarshalledValueExternalizer.writeObject(ByteBufferMarshalledValueExternalizer.java:37) at org.wildfly.clustering.marshalling.spi@21.0.0.Final//org.wildfly.clustering.marshalling.spi.ExternalizerProvider.writeObject(ExternalizerProvider.java:41) at org.wildfly.clustering.marshalling.protostream@21.0.0.Final//org.wildfly.clustering.marshalling.protostream.ExternalizerMarshaller.writeTo(ExternalizerMarshaller.java:69) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.impl.RawProtobufMarshallerDelegate.marshall(RawProtobufMarshallerDelegate.java:32) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.ProtobufUtil.writeTo(ProtobufUtil.java:105) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.ProtobufUtil.writeTo(ProtobufUtil.java:110) at org.wildfly.clustering.marshalling.protostream@21.0.0.Final//org.wildfly.clustering.marshalling.protostream.TypedObjectMarshaller.writeTo(TypedObjectMarshaller.java:57) at org.wildfly.clustering.marshalling.protostream@21.0.0.Final//org.wildfly.clustering.marshalling.protostream.MarshallerProvider.writeTo(MarshallerProvider.java:46) at org.wildfly.clustering.marshalling.protostream@21.0.0.Final//org.wildfly.clustering.marshalling.protostream.AnyMarshaller.writeTo(AnyMarshaller.java:84) at org.wildfly.clustering.marshalling.protostream@21.0.0.Final//org.wildfly.clustering.marshalling.protostream.AnyMarshaller.writeTo(AnyMarshaller.java:41) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.impl.RawProtobufMarshallerDelegate.marshall(RawProtobufMarshallerDelegate.java:32) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.ProtobufUtil.writeTo(ProtobufUtil.java:105) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.ProtobufUtil.writeTo(ProtobufUtil.java:110) at org.wildfly.clustering.marshalling.protostream@21.0.0.Final//org.wildfly.clustering.marshalling.protostream.ProtoStreamByteBufferMarshaller.writeTo(ProtoStreamByteBufferMarshaller.java:83) at org.wildfly.clustering.infinispan.marshalling@21.0.0.Final//org.wildfly.clustering.infinispan.marshalling.protostream.ProtoStreamMarshaller.writeObject(ProtoStreamMarshaller.java:76) at org.wildfly.clustering.infinispan.marshalling@21.0.0.Final//org.wildfly.clustering.infinispan.marshalling.AbstractMarshaller.objectToBuffer(AbstractMarshaller.java:107) at org.wildfly.clustering.infinispan.marshalling@21.0.0.Final//org.wildfly.clustering.infinispan.marshalling.AbstractMarshaller.objectToByteBuffer(AbstractMarshaller.java:101) at org.wildfly.clustering.infinispan.marshalling@21.0.0.Final//org.wildfly.clustering.infinispan.marshalling.AbstractMarshaller.objectToByteBuffer(AbstractMarshaller.java:76) at org.infinispan@11.0.4.Final//org.infinispan.marshall.protostream.impl.MarshallableUserObject$Marshaller.writeTo(MarshallableUserObject.java:149) at org.infinispan@11.0.4.Final//org.infinispan.marshall.protostream.impl.MarshallableUserObject$Marshaller.writeTo(MarshallableUserObject.java:102) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.impl.RawProtobufMarshallerDelegate.marshall(RawProtobufMarshallerDelegate.java:32) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.WrappedMessage.writeMessage(WrappedMessage.java:257) at org.infinispan.protostream@4.3.4.Final//org.infinispan.protostream.ProtobufUtil.toWrappedStream(ProtobufUtil.java:194) at org.infinispan@11.0.4.Final//org.infinispan.marshall.persistence.impl.PersistenceMarshallerImpl.objectToByteBuffer(PersistenceMarshallerImpl.java:133) at org.infinispan@11.0.4.Final//org.infinispan.marshall.persistence.impl.PersistenceMarshallerImpl.objectToByteBuffer(PersistenceMarshallerImpl.java:145) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeRawUnknown(GlobalMarshaller.java:638) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeUnknown(GlobalMarshaller.java:627) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeUnknown(GlobalMarshaller.java:618) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeNonNullableObject(GlobalMarshaller.java:384) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeNullableObject(GlobalMarshaller.java:352) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.BytesObjectOutput.writeObject(BytesObjectOutput.java:26) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.writeTo(PutKeyValueCommand.java:83) at org.infinispan@11.0.4.Final//org.infinispan.marshall.exts.ReplicableCommandExternalizer.writeCommandParameters(ReplicableCommandExternalizer.java:81) at org.infinispan@11.0.4.Final//org.infinispan.marshall.exts.ReplicableCommandExternalizer.writeObject(ReplicableCommandExternalizer.java:77) at org.infinispan@11.0.4.Final//org.infinispan.marshall.exts.ReplicableCommandExternalizer.writeObject(ReplicableCommandExternalizer.java:65) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeInternal(GlobalMarshaller.java:656) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeNonNullableObject(GlobalMarshaller.java:371) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeNullableObject(GlobalMarshaller.java:352) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.BytesObjectOutput.writeObject(BytesObjectOutput.java:26) at org.infinispan@11.0.4.Final//org.infinispan.commands.remote.SingleRpcCommand.writeTo(SingleRpcCommand.java:52) at org.infinispan@11.0.4.Final//org.infinispan.marshall.exts.ReplicableCommandExternalizer.writeCommandParameters(ReplicableCommandExternalizer.java:81) at org.infinispan@11.0.4.Final//org.infinispan.marshall.exts.CacheRpcCommandExternalizer.marshallParameters(CacheRpcCommandExternalizer.java:142) at org.infinispan@11.0.4.Final//org.infinispan.marshall.exts.CacheRpcCommandExternalizer.writeObject(CacheRpcCommandExternalizer.java:138) at org.infinispan@11.0.4.Final//org.infinispan.marshall.exts.CacheRpcCommandExternalizer.writeObject(CacheRpcCommandExternalizer.java:81) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeInternal(GlobalMarshaller.java:656) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeNonNullableObject(GlobalMarshaller.java:371) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeNullableObject(GlobalMarshaller.java:352) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeObjectOutput(GlobalMarshaller.java:181) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.writeObjectOutput(GlobalMarshaller.java:174) at org.infinispan@11.0.4.Final//org.infinispan.marshall.core.GlobalMarshaller.objectToBuffer(GlobalMarshaller.java:302) at org.infinispan@11.0.4.Final//org.infinispan.remoting.transport.jgroups.JGroupsTransport.marshallRequest(JGroupsTransport.java:1061) at org.infinispan@11.0.4.Final//org.infinispan.remoting.transport.jgroups.JGroupsTransport.sendCommand(JGroupsTransport.java:1244) at org.infinispan@11.0.4.Final//org.infinispan.remoting.transport.jgroups.JGroupsTransport.invokeCommand(JGroupsTransport.java:913) at org.infinispan@11.0.4.Final//org.infinispan.remoting.rpc.RpcManagerImpl.invokeCommand(RpcManagerImpl.java:173) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.distribution.BaseDistributionInterceptor.primaryReturnHandler(BaseDistributionInterceptor.java:310) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNextThenApply(BaseAsyncInterceptor.java:86) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.distribution.BaseDistributionInterceptor.handleNonTxWriteCommand(BaseDistributionInterceptor.java:236) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.distribution.NonTxDistributionInterceptor.visitPutKeyValueCommand(NonTxDistributionInterceptor.java:108) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNext(BaseAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.handleDefault(DDAsyncInterceptor.java:53) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.visitPutKeyValueCommand(DDAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNext(BaseAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.asyncInvokeNext(BaseAsyncInterceptor.java:232) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.CacheLoaderInterceptor.visitDataCommand(CacheLoaderInterceptor.java:206) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.CacheLoaderInterceptor.visitPutKeyValueCommand(CacheLoaderInterceptor.java:143) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNext(BaseAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.asyncInvokeNext(BaseAsyncInterceptor.java:232) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.EntryWrappingInterceptor.setSkipRemoteGetsAndInvokeNextForDataCommand(EntryWrappingInterceptor.java:739) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.EntryWrappingInterceptor.visitPutKeyValueCommand(EntryWrappingInterceptor.java:342) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNext(BaseAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.handleDefault(DDAsyncInterceptor.java:53) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.visitPutKeyValueCommand(DDAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNextAndFinally(BaseAsyncInterceptor.java:155) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.locking.AbstractLockingInterceptor.lambda$nonTxLockAndInvokeNext$3(AbstractLockingInterceptor.java:308) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.SyncInvocationStage.andHandle(SyncInvocationStage.java:69) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.locking.AbstractLockingInterceptor.nonTxLockAndInvokeNext(AbstractLockingInterceptor.java:303) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.locking.AbstractLockingInterceptor.visitNonTxDataWriteCommand(AbstractLockingInterceptor.java:128) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.locking.NonTransactionalLockingInterceptor.visitDataWriteCommand(NonTransactionalLockingInterceptor.java:40) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.locking.AbstractLockingInterceptor.visitPutKeyValueCommand(AbstractLockingInterceptor.java:82) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNextAndHandle(BaseAsyncInterceptor.java:188) at org.infinispan@11.0.4.Final//org.infinispan.statetransfer.StateTransferInterceptor.handleNonTxWriteCommand(StateTransferInterceptor.java:307) at org.infinispan@11.0.4.Final//org.infinispan.statetransfer.StateTransferInterceptor.handleWriteCommand(StateTransferInterceptor.java:251) at org.infinispan@11.0.4.Final//org.infinispan.statetransfer.StateTransferInterceptor.visitPutKeyValueCommand(StateTransferInterceptor.java:96) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNext(BaseAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.CacheMgmtInterceptor.updateStoreStatistics(CacheMgmtInterceptor.java:246) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.CacheMgmtInterceptor.visitPutKeyValueCommand(CacheMgmtInterceptor.java:210) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNext(BaseAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.handleDefault(DDAsyncInterceptor.java:53) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.visitPutKeyValueCommand(DDAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNextAndExceptionally(BaseAsyncInterceptor.java:128) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.InvocationContextInterceptor.visitCommand(InvocationContextInterceptor.java:90) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.BaseAsyncInterceptor.invokeNext(BaseAsyncInterceptor.java:61) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.handleDefault(DDAsyncInterceptor.java:53) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.visitPutKeyValueCommand(DDAsyncInterceptor.java:59) at org.infinispan@11.0.4.Final//org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:63) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.DDAsyncInterceptor.visitCommand(DDAsyncInterceptor.java:49) at org.infinispan@11.0.4.Final//org.infinispan.interceptors.impl.AsyncInterceptorChainImpl.invoke(AsyncInterceptorChainImpl.java:244) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.InvocationHelper.doInvoke(InvocationHelper.java:298) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.InvocationHelper.invoke(InvocationHelper.java:102) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.InvocationHelper.invoke(InvocationHelper.java:84) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.CacheImpl.put(CacheImpl.java:1268) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.DecoratedCache.put(DecoratedCache.java:678) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.DecoratedCache.put(DecoratedCache.java:537) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.AbstractDelegatingCache.put(AbstractDelegatingCache.java:449) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.EncoderCache.put(EncoderCache.java:711) at org.infinispan@11.0.4.Final//org.infinispan.cache.impl.AbstractDelegatingCache.put(AbstractDelegatingCache.java:449) at org.wildfly.clustering.ee.infinispan@21.0.0.Final//org.wildfly.clustering.ee.infinispan.CacheEntryMutator.mutate(CacheEntryMutator.java:59) at org.wildfly.clustering.web.cache@21.0.0.Final//org.wildfly.clustering.web.cache.session.coarse.CoarseSessionAttributes.close(CoarseSessionAttributes.java:100) at org.wildfly.clustering.web.cache@21.0.0.Final//org.wildfly.clustering.web.cache.session.CompositeSession.close(CompositeSession.java:78) at org.wildfly.clustering.web.cache@21.0.0.Final//org.wildfly.clustering.web.cache.session.ValidSession.close(ValidSession.java:88) at org.wildfly.clustering.web.undertow@21.0.0.Final//org.wildfly.clustering.web.undertow.session.DistributableSession.requestDone(DistributableSession.java:90) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.spec.ServletContextImpl.updateSessionAccessTime(ServletContextImpl.java:960) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.spec.HttpServletResponseImpl.responseDone(HttpServletResponseImpl.java:590) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:328) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) at org.wildfly.extension.undertow@21.0.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530) at org.wildfly.extension.undertow@21.0.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530) at org.wildfly.extension.undertow@21.0.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530) at org.wildfly.extension.undertow@21.0.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530) at org.wildfly.extension.undertow@21.0.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249) at io.undertow.servlet@2.2.2.Final//io.undertow.servlet.handlers.ServletInitialHandler.handleRequest(ServletInitialHandler.java:174) at org.wildfly.extension.undertow@21.0.0.Final//org.wildfly.extension.undertow.deployment.ComponentStartupCountdownHandler.handleRequest(ComponentStartupCountdownHandler.java:51) at io.undertow.core@2.2.2.Final//io.undertow.server.handlers.HttpContinueReadHandler.handleRequest(HttpContinueReadHandler.java:69) at io.undertow.core@2.2.2.Final//io.undertow.server.handlers.PathHandler.handleRequest(PathHandler.java:104) at org.wildfly.extension.undertow@21.0.0.Final//org.wildfly.extension.undertow.Host$OptionsHandler.handleRequest(Host.java:399) at io.undertow.core@2.2.2.Final//io.undertow.server.handlers.HttpContinueReadHandler.handleRequest(HttpContinueReadHandler.java:69) at com.stijndewitt.undertow.cors//com.stijndewitt.undertow.cors.Filter.handleRequest(Filter.java:676) at io.undertow.core@2.2.2.Final//io.undertow.server.Connectors.executeRootHandler(Connectors.java:387) at io.undertow.core@2.2.2.Final//io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:841) at org.jboss.threads@2.4.0.Final//org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35) at org.jboss.threads@2.4.0.Final//org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1990) at org.jboss.threads@2.4.0.Final//org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1486) at org.jboss.threads@2.4.0.Final//org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1377) at org.jboss.xnio@3.8.2.Final//org.xnio.XnioWorker$WorkerThreadFactory$1$1.run(XnioWorker.java:1280) at java.base/java.lang.Thread.run(Thread.java:834)Caused by: an exception which occurred: in field org.wildfly.elytron.web.undertow.server.servlet.ServletSecurityContextImpl$IdentityContainer.securityIdentity in object org.wildfly.elytron.web.undertow.server.servlet.ServletSecurityContextImpl$IdentityContainer@67a5b40d in object org.wildfly.elytron.web.undertow.server.servlet.ServletSecurityContextImpl$IdentityContainer@67a5b40d in object java.util.concurrent.ConcurrentHashMap@a4c648b6

I also observe HTTP sessions are not shared between nodes of the cluster.
JSESSIONID are not recognized by other nodes.