cinder-volume.log also has these:
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher Traceback (most recent call last):
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 134, in _dispatch_and_
reply
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     incoming.message))
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 177, in _dispatch
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     return self._do_dispatch(endpoint, method, ctxt, args)
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 123, in _do_dispatch
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     result = getattr(endpoint, method)(ctxt, **new_args)
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/osprofiler/profiler.py", line 105, in wrapper
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     return f(*args, **kwargs)
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/cinder/volume/manager.py", line 381, in create_volume
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     _run_flow()
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/cinder/volume/manager.py", line 374, in _run_flow
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     flow_engine.run()
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/taskflow/engines/action_engine/engine.py", line 89, in run
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     for _state in self.run_iter():
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/taskflow/engines/action_engine/engine.py", line 137, in run_it
er
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     misc.Failure.reraise_if_any(failures.values())
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/taskflow/utils/misc.py", line 797, in reraise_if_any
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     failures[0].reraise()
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/taskflow/utils/misc.py", line 804, in reraise
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     six.reraise(*self._exc_info)
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/taskflow/engines/action_engine/executor.py", line 34, in _exec
ute_task
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     result = task.execute(**arguments)
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/dist-packages/cinder/volume/flows/manager/create_volume.py", line 614, in ex
ecute
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher     raise exception.DriverNotInitialized()
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher DriverNotInitialized: Volume driver not ready.
2015-05-11 19:11:56.841 37990 TRACE oslo.messaging.rpc.dispatcher 
2015-05-11 19:12:00.328 37990 WARNING cinder.volume.manager [-] Unable to update stats, RBDDriver -1.1.0  driver is uninitialized.
2015-05-11 19:12:00.330 37990 WARNING cinder.volume.manager [-] Unable to update volume replication status, RBDDriver -1.1.0  driver is uninitialized.


cinder.conf is attached.