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{
  "server": {
    "id": "61f14c91-d8da-44da-b7c0-96a076223692",
    "name": "tempest-UnshelveToHostMultiNodesTest-server-315369380",
    "status": "ACTIVE",    ## <---------------------------------------
    "tenant_id": "593e419dc31b4918ab810919838d0deb",
    "user_id": "4928347555cf465a95a11362addae648",
    "metadata": {},
    "hostId": "",
    "image": {
      "id": "76dbcff9-5149-4590-8130-6ac5332731b6",
      "links": [
        {
          "rel": "bookmark",
          "href": "https://10.0.18.136/compute/images/76dbcff9-5149-4590-8130-6ac5332731b6";
        }
      ]
    },
    "flavor": {
      "vcpus": 1,
      "ram": 192,
      "disk": 1,
      "ephemeral": 0,
      "swap": 0,
      "original_name": "m1.nano",
      "extra_specs": {
        "hw_rng:allowed": "True"
      }
    },
    "created": "2024-10-11T16:39:52Z",
    "updated": "2024-10-11T16:40:51Z",
    "addresses": {},
    "accessIPv4": "",
    "accessIPv6": "",
    "links": [
      {
        "rel": "self",
        "href": "https://10.0.18.136/compute/v2.1/servers/61f14c91-d8da-44da-b7c0-96a076223692";
      },
      {
        "rel": "bookmark",
        "href": "https://10.0.18.136/compute/servers/61f14c91-d8da-44da-b7c0-96a076223692";
      }
    ],
    "OS-DCF:diskConfig": "MANUAL",
    "progress": 0,
    "OS-EXT-AZ:availability_zone": "",
    "config_drive": "True",
    "key_name": null,
    "OS-SRV-USG:launched_at": "2024-10-11T16:40:50.000000",
    "OS-SRV-USG:terminated_at": null,
    "OS-EXT-SRV-ATTR:host": null,  ## <-----------------------------------------
    "OS-EXT-SRV-ATTR:instance_name": "instance-0000000b",
    "OS-EXT-SRV-ATTR:hypervisor_hostname": null,
    "OS-EXT-SRV-ATTR:reservation_id": "r-twvaw7yx",
    "OS-EXT-SRV-ATTR:launch_index": 0,
    "OS-EXT-SRV-ATTR:hostname": "tempest-unshelvetohostmultinodestest-server-315369380",
    "OS-EXT-SRV-ATTR:kernel_id": "",
    "OS-EXT-SRV-ATTR:ramdisk_id": "",
    "OS-EXT-SRV-ATTR:root_device_name": "/dev/vda",
    "OS-EXT-SRV-ATTR:user_data": null,
    "OS-EXT-STS:task_state": null,
    "OS-EXT-STS:vm_state": "active",
    "OS-EXT-STS:power_state": 1,
    "os-extended-volumes:volumes_attached": [],
    "host_status": "",
    "locked": false,
    "locked_reason": null,
    "description": null,
    "tags": [],
    "trusted_image_certificates": null,
    "server_groups": []
  }
}

After an unshelve to specific host nova reports that the VM is active
but the host is empty. That should not happen.

It is visible in tempest executions randomly. E.g.
https://219c21f0d93c3f0999a0-b2aa11a8e0c554ee7a8f8052466e6a93.ssl.cf2.rackcdn.com/928590/6/check/nova-
next/0f822c2/testr_results.html

** Affects: nova
     Importance: Undecided
         Status: New

-- 
unshelve to specific host produce inconsistent instance state
https://bugs.launchpad.net/bugs/2084451
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