Comment 1 for bug 1584236

Posting error stacktrace for reference:

2016-05-16 19:57:09.732 ^[[01;31mERROR nova.compute.manager [req-4e5323f2-8f1b-4471-b166-160043a4bc71 <email address hidden> service^[[01;31m] [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] ^[[01;31mInstance failed to spawn
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] Traceback (most recent call last):
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/compute/manager.py", line 2383, in _build_resources
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] yield resources
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/compute/manager.py", line 2237, in _build_and_run_instance
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] block_device_info=block_device_info)
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/virt/libvirt/driver.py", line 2648, in spawn
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] write_to_disk=True)
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/virt/libvirt/driver.py", line 4608, in _get_guest_xml
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] context)
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/virt/libvirt/driver.py", line 4457, in _get_guest_config
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] root_device_name)
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/virt/libvirt/driver.py", line 4280, in _configure_guest_by_virt_type
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] guest.sysinfo = self._get_guest_config_sysinfo(instance)
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/virt/libvirt/driver.py", line 3673, in _get_guest_config_sysinfo
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] sysinfo.system_serial = self._sysinfo_serial_func()
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/virt/libvirt/driver.py", line 3662, in _get_host_sysinfo_serial_auto
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] return self._get_host_sysinfo_serial_os()
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] File "nova/virt/libvirt/driver.py", line 3656, in _get_host_sysinfo_serial_os
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] raise exception.NovaException(msg)
^[[01;31m2016-05-16 19:57:09.732 TRACE nova.compute.manager [instance: 612120e9-5b3f-44a7-9e7e-2194b87dc459] NovaException: Unable to get host UUID: /etc/machine-id is empty