JBoss EAP のトランザクションリーパースレッドで IJ000607/IJ031011 接続アクティブロックのエラーが発生する

Issue

JBoss EAP server.log で、active locks を示すトランザクションリーパーの警告が確認されました。

... WARN  [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (Transaction Reaper Worker 0) IJ000607: ResourceException cleaning up managed connection: ... javax.resource.ResourceException: IJ031011: Still active locks
        at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.cleanup(BaseWrapperManagedConnection.java:365)
        at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.returnConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:666)
        at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.returnConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:611)
        at org.jboss.jca.core.connectionmanager.pool.AbstractPool.returnConnection(AbstractPool.java:849)
        at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.returnManagedConnection(AbstractConnectionManager.java:724)
        at org.jboss.jca.core.connectionmanager.listener.NoTxConnectionListener.connectionClosed(NoTxConnectionListener.java:93)
        at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.returnHandle(BaseWrapperManagedConnection.java:596)
        at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.closeHandle(BaseWrapperManagedConnection.java:541)
        at org.jboss.jca.adapters.jdbc.WrappedConnection.returnConnection(WrappedConnection.java:298)
        at org.jboss.jca.adapters.jdbc.WrappedConnection.close(WrappedConnection.java:256)
        ... [SOME APPLICATION THREAD ACTIVITY] ...