[infinispan-issues] [JBoss JIRA] Created: (ISPN-1066) Partition merges when using topology hintscan cause null pointers and leave the system in an unstable state
Partition merges when using topology hintscan cause null pointers and leave the system in
an unstable state
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Key: ISPN-1066
URL: https://issues.jboss.org/browse/ISPN-1066
Project: Infinispan
Issue Type: Bug
Components: Distributed Cache
Affects Versions: 5.0.0.BETA2, 4.2.1.FINAL
Reporter: Manik Surtani
Assignee: Manik Surtani
Priority: Critical
Fix For: 4.2.2.BETA1, 5.0.0.CR1, 5.0.0.FINAL
Due to a missing null check in MergeTask, and the way TopologyInfo instances are dealt
with (inconsistently) in DistributionManagerImpl and ConsistentHash implementations.
In this scenario, seen on the joining node:
{code}
Caused by: java.lang.NullPointerException
at
org.infinispan.distribution.DistributionManagerImpl.informRehashOnJoin(DistributionManagerImpl.java:475)
at
org.infinispan.commands.control.RehashControlCommand.perform(RehashControlCommand.java:134)
at
org.infinispan.remoting.InboundInvocationHandlerImpl.handleInternal(InboundInvocationHandlerImpl.java:145)
at
org.infinispan.remoting.InboundInvocationHandlerImpl.handleWithWaitForBlocks(InboundInvocationHandlerImpl.java:159)
at
org.infinispan.remoting.InboundInvocationHandlerImpl.handleWithRetry(InboundInvocationHandlerImpl.java:249)
at
org.infinispan.remoting.InboundInvocationHandlerImpl.handle(InboundInvocationHandlerImpl.java:131)
at
org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher.executeCommand(CommandAwareRpcDispatcher.java:159)
at
org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher.handle(CommandAwareRpcDispatcher.java:144)
at org.jgroups.blocks.RequestCorrelator.handleRequest(RequestCorrelator.java:577)
at org.jgroups.blocks.RequestCorrelator.receiveMessage(RequestCorrelator.java:488)
at org.jgroups.blocks.RequestCorrelator.receive(RequestCorrelator.java:364)
{code}
and on the coordinator:
{code}
Caused by: java.lang.NullPointerException
at
org.infinispan.distribution.DistributionManagerImpl.rehash(DistributionManagerImpl.java:283)
at
org.infinispan.distribution.DistributionManagerImpl$ViewChangeListener.handleViewChange(DistributionManagerImpl.java:563)
at sun.reflect.GeneratedMethodAccessor482.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.infinispan.notifications.AbstractListenerImpl$ListenerInvocation$1.run(AbstractListenerImpl.java:175)
{code}
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