Here are the logs:
http://logs.openstack.org/19/142819/1/check-tripleo/check-tripleo-ironic-overcloud-f20-nonha/ad60fc3/
It looks like somehow nova tried to associate an instance with two different nodes.
Dec 18 17:21:40 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 ERROR oslo.messaging.rpc.dispatcher [-] Exception during message handling: Instance 00bf12bb-cf65-48e9-8fd3-9c3288d7faa3 is already associated with a node, it cannot be associated with this other node 3187ff3f-5f25-45f4-846c-079822854e41
Dec 18 17:21:40 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher Traceback (most recent call last):
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/oslo/messaging/rpc/dispatcher.py", line 137, in _dispatch_and_reply
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher incoming.message))
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/oslo/messaging/rpc/dispatcher.py", line 180, in _dispatch
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher return self._do_dispatch(endpoint, method, ctxt, args)
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/oslo/messaging/rpc/dispatcher.py", line 126, in _do_dispatch
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher result = getattr(endpoint, method)(ctxt, **new_args)
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/oslo/messaging/rpc/server.py", line 139, in inner
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher return func(*args, **kwargs)
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/ironic/conductor/manager.py", line 295, in update_node
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher node_obj.save()
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/ironic/objects/base.py", line 143, in wrapper
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher return fn(self, ctxt, *args, **kwargs)
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/ironic/objects/node.py", line 235, in save
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher self.dbapi.update_node(self.uuid, updates)
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher File "/opt/stack/venvs/openstack/lib/python2.7/site-packages/ironic/db/sqlalchemy/api.py", line 335, in update_node
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher node=node_id)
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher InstanceAssociated: Instance 00bf12bb-cf65-48e9-8fd3-9c3288d7faa3 is already associated with a node, it cannot be associated with this other node 3187ff3f-5f25-45f4-846c-079822854e41
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:37.861 4026 TRACE oslo.messaging.rpc.dispatcher
Dec 18 17:21:41 host-192-168-1-240 ironic-conductor[4026]: 2014-12-18 17:21:38.020 4026 ERROR oslo.messaging._drivers.common [-] Returning exception Instance 00bf12bb-cf65-48e9-8fd3-9c3288d7faa3 is already associated with a node, it cannot be associated with this other node 3187ff3f-5f25-45f4-846c-079822854e41 to caller
Is this still an active bug?