StackOverflowException

Test
base-of13/020_MD_SAL_NSF_OF13/040__restconf_frm produces StackOverflowError for new StatisticsManager implementation (https://git.opendaylight.org/gerrit/#/c/10605/)
Env: Linux (debian wheezy) ; Java (Oracle) JRE build 1.7.0_45-b18 ;

LOG:

2014-09-10 16:05:12.710 CEST [md-sal-binding-notification-0] INFO o.o.o.t.FlowEventListenerLoggingImpl - flow to be added..........................FlowAdded [_flowName=Foo, _flowRef=FlowRef [_value=KeyedInstanceIdentifier

{targetType=interface org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow, path=[org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes, org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node[key=NodeKey [_id=Uri [_value=openflow:1]]], org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode, org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table[key=TableKey [_id=2]], org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow[key=FlowKey [_id=Uri [_value=139]]]]}

], _instructions=Instructions [_instruction=[Instruction [_instruction=ApplyActionsCase [_applyActions=ApplyActions [_action=[Action [_action=DecNwTtlCase [_decNwTtl=DecNwTtl [augmentation=[]], augmentation=[]], _key=ActionKey [_order=0], _order=0, augmentation=[]]], augmentation=[]], augmentation=[]], _key=InstructionKey [_order=0], _order=0, augmentation=[]]], augmentation=[]], _match=Match [_ethernetMatch=EthernetMatch [_ethernetType=EthernetType [_type=EtherType [_value=2048], augmentation=[]], augmentation=[]], _layer3Match=Ipv4Match [_ipv4Destination=Ipv4Prefix [_value=10.0.10.1/32], augmentation=[]], augmentation=[]], _priority=2, _tableId=2, _transactionId=TransactionId [_value=4125], augmentation=[]]
2014-09-10 16:05:12.710 CEST [md-sal-binding-notification-0] INFO o.o.o.t.FlowEventListenerLoggingImpl - added flow Xid.........................4125
2014-09-10 16:05:12.710 CEST [md-sal-binding-notification-0] INFO o.o.o.t.FlowEventListenerLoggingImpl - -----------------------------------------------------------------------------------
2014-09-10 16:06:30.768 CEST [http-bio-8080-exec-1] ERROR o.o.c.l.b.i.UncaughtExceptionPolicy - Thread Thread[http-bio-8080-exec-1,5,main] died because of an uncaught exception
java.lang.StackOverflowError: null
at java.util.Collections$UnmodifiableMap.values(Collections.java:1371) ~[na:1.7.0_45]
at java.util.Collections$UnmodifiableMap.values(Collections.java:1372) ~[na:1.7.0_45]
at java.util.Collections$UnmodifiableMap.values(Collections.java:1372) ~[na:1.7.0_45]
at java.util.Collections$UnmodifiableMap.values(Collections.java:1372) ~[na:1.7.0_45]
at java.util.Collections$UnmodifiableMap.values(Collections.java:1372) ~[na:1.7.0_45]
at java.util.Collections$UnmodifiableMap.values(Collections.java:1372) ~[na:1.7.0_45]