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[Lee Yarwood <1735188@xxxxxxxxxxxxxxxxxx>]

** Changed in: nova/pike
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1735188

Title:
  PciDevice UUID field not populated

Status in OpenStack Compute (nova):
  Fix Released
Status in OpenStack Compute (nova) pike series:
  Fix Released

Bug description:
  After upgrade 16.0.0 to 17.0.0, we see an error when trying to boot VM with sriov port.
  In nova logs I see this trace: 

  2017-11-23 12:09:36.028 1 INFO nova.service [req-af2ce51c-73fc-4ea4-9b67-0c71c80f031a - - - - -] Updating service version for nova-compute on compute-0.localdomain from 16 to 22
  2017-11-23 12:09:36.284 1 WARNING nova.compute.monitors [req-af2ce51c-73fc-4ea4-9b67-0c71c80f031a - - - - -] Excluding nova.compute.monitors.cpu monitor virt_driver. Not in the list of enabl
  ed monitors (CONF.compute_monitors).
  2017-11-23 12:09:36.942 1 WARNING nova.pci.utils [req-af2ce51c-73fc-4ea4-9b67-0c71c80f031a - - - - -] No net device was found for VF 0000:05:11.0: PciDeviceNotFoundById: PCI device 0000:05:1
  1.0 not found
  2017-11-23 12:09:37.479 1 ERROR nova.compute.manager [req-af2ce51c-73fc-4ea4-9b67-0c71c80f031a - - - - -] Error updating resources for node compute-0.localdomain.: ValueError: Field `uuid' c
  annot be None
  Traceback (most recent call last):
    File "/usr/lib/python2.7/site-packages/nova/conductor/manager.py", line 123, in _object_dispatch
      return getattr(target, method)(*args, **kwargs)
    File "/usr/lib/python2.7/site-packages/oslo_versionedobjects/base.py", line 184, in wrapper
      result = fn(cls, context, *args, **kwargs)
    File "/usr/lib/python2.7/site-packages/nova/objects/pci_device.py", line 458, in get_by_compute_node
      db_dev_list)
    File "/usr/lib/python2.7/site-packages/oslo_versionedobjects/base.py", line 1121, in obj_make_list
      **extra_args)
    File "/usr/lib/python2.7/site-packages/nova/objects/pci_device.py", line 194, in _from_db_object
      setattr(pci_device, key, db_dev[key])
    File "/usr/lib/python2.7/site-packages/oslo_versionedobjects/base.py", line 72, in setter
      field_value = field.coerce(self, name, value)
    File "/usr/lib/python2.7/site-packages/oslo_versionedobjects/fields.py", line 193, in coerce
      return self._null(obj, attr)

    File "/usr/lib/python2.7/site-packages/oslo_versionedobjects/fields.py", line 171, in _null
      raise ValueError(_("Field `%s' cannot be None") % attr)

  ValueError: Field `uuid' cannot be None

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