hi, I'll create a volume from cirros image, but I get the error 500 (like Subject). I can create a volume and I can create also a image, but not a volume from image. My backend is ceph. I use newton version of openstack

If I create a volume I can show following in cinder-volume.log

2016-11-22 13:46:50.805 3082 INFO cinder.volume.flows.manager.create_volume [req-eb11ff6c-c395-4360-91c6-72b2b23ec383 10d88eb7fbb74920b3340a9fcf6de4c2 2d084c7589db40cc9a518d01196689eb - default default] Volume 05143497-93ed-452a-85f4-99b7a91979e4: being created as image with specification: {'status': u'creating', 'image_location': (u'rbd://3c58a184-bf27-4273-8000-405513006a7b/opstore/460c4d90-c4af-4157-bc22-697fa0fe58c7/snap', None), 'volume_size': 1, 'volume_name': 'volume-05143497-93ed-452a-85f4-99b7a91979e4', 'image_id': '460c4d90-c4af-4157-bc22-697fa0fe58c7', 'image_service': <cinder.image.glance.GlanceImageService object at 0x7ff85ec3f950>, 'image_meta': {u'status': u'active', u'virtual_size': None, u'name': u'cirros', u'tags': [], u'container_format': u'bare', u'created_at': datetime.datetime(2016, 11, 15, 13, 51, 16, tzinfo=<iso8601.Utc>), u'disk_format': u'qcow2', u'updated_at': datetime.datetime(2016, 11, 15, 13, 51, 18, tzinfo=<iso8601.Utc>), u'visibility': u'public', 'properties': {u'description': u'cirros image'}, u'owner': u'2d084c7589db40cc9a518d01196689eb', u'protected': False, u'id': u'460c4d90-c4af-4157-bc22-697fa0fe58c7', u'file': u'/v2/images/460c4d90-c4af-4157-bc22-697fa0fe58c7/file', u'checksum': u'ee1eca47dc88f4879d8a229cc70a07c6', u'min_disk': 0, u'direct_url': u'rbd://3c58a184-bf27-4273-8000-405513006a7b/opstore/460c4d90-c4af-4157-bc22-697fa0fe58c7/snap', u'min_ram': 0, u'size': 13287936}}
2016-11-22 13:46:51.036 3082 WARNING cinder.volume.manager [req-eb11ff6c-c395-4360-91c6-72b2b23ec383 10d88eb7fbb74920b3340a9fcf6de4c2 2d084c7589db40cc9a518d01196689eb - default default] Task 'cinder.volume.flows.manager.create_volume.CreateVolumeFromSpecTask;volume:create' (3ceb2890-fb66-406e-a510-55660fce1b1c) transitioned into state 'FAILURE' from state 'RUNNING'
5 predecessors (most recent first):
  Atom 'cinder.volume.flows.manager.create_volume.NotifyVolumeActionTask;volume:create, create.start' {'intention': 'EXECUTE', 'state': 'SUCCESS', 'requires': {'volume': Volume(_name_id=None,admin_metadata={},attach_status='detached',availability_zone='nova',bootable=False,cluster=<?>,cluster_name=None,consistencygroup=<?>,consistencygroup_id=None,created_at=2016-11-22T12:46:50Z,deleted=False,deleted_at=None,display_description='',display_name='volume-from-image-test',ec2_id=None,encryption_key_id=None,glance_metadata=<?>,group=<?>,group_id=None,host='op1@ceph#RBD',id=05143497-93ed-452a-85f4-99b7a91979e4,launched_at=None,metadata={},migration_status=None,multiattach=False,previous_status=None,project_id='2d084c7589db40cc9a518d01196689eb',provider_auth=None,provider_geometry=None,provider_id=None,provider_location=None,replication_driver_data=None,replication_extended_status=None,replication_status='disabled',scheduled_at=2016-11-22T12:46:50Z,size=1,snapshot_id=None,snapshots=<?>,source_volid=None,status='creating',terminated_at=None,updated_at=2016-11-22T12:46:50Z,user_id='10d88eb7fbb74920b3340a9fcf6de4c2',volume_attachment=<?>,volume_type=<?>,volume_type_id=None), 'context': <cinder.context.RequestContext object at 0x7ff85ed83150>}, 'provides': None}
  |__Atom 'cinder.volume.flows.manager.create_volume.ExtractVolumeSpecTask;volume:create' {'intention': 'EXECUTE', 'state': 'SUCCESS', 'requires': {'volume': Volume(_name_id=None,admin_metadata={},attach_status='detached',availability_zone='nova',bootable=False,cluster=<?>,cluster_name=None,consistencygroup=<?>,consistencygroup_id=None,created_at=2016-11-22T12:46:50Z,deleted=False,deleted_at=None,display_description='',display_name='volume-from-image-test',ec2_id=None,encryption_key_id=None,glance_metadata=<?>,group=<?>,group_id=None,host='op1@ceph#RBD',id=05143497-93ed-452a-85f4-99b7a91979e4,launched_at=None,metadata={},migration_status=None,multiattach=False,previous_status=None,project_id='2d084c7589db40cc9a518d01196689eb',provider_auth=None,provider_geometry=None,provider_id=None,provider_location=None,replication_driver_data=None,replication_extended_status=None,replication_status='disabled',scheduled_at=2016-11-22T12:46:50Z,size=1,snapshot_id=None,snapshots=<?>,source_volid=None,status='creating',terminated_at=None,updated_at=2016-11-22T12:46:50Z,user_id='10d88eb7fbb74920b3340a9fcf6de4c2',volume_attachment=<?>,volume_type=<?>,volume_type_id=None), 'request_spec': RequestSpec(CG_backend=<?>,cgsnapshot_id=None,consistencygroup_id=None,group_backend=<?>,group_id=None,image_id=460c4d90-c4af-4157-bc22-697fa0fe58c7,snapshot_id=None,source_replicaid=None,source_volid=None,volume=Volume(05143497-93ed-452a-85f4-99b7a91979e4),volume_id=05143497-93ed-452a-85f4-99b7a91979e4,volume_properties=VolumeProperties,volume_type=None), 'context': <cinder.context.RequestContext object at 0x7ff85ed83150>}, 'provides': {'status ...