[Bug 1616240] Re: Traceback in vif.py execv() arg 2 must contain only strings

[Brian Murray]

Hello Serguei, or anyone else affected,

Accepted python-oslo.privsep into yakkety-proposed. The package will
build now and be available at https://launchpad.net/ubuntu/+source
/python-oslo.privsep/1.13.0-0ubuntu1.1 in a few hours, and then in the
-proposed repository.

Please help us by testing this new package.  See
https://wiki.ubuntu.com/Testing/EnableProposed for documentation on how
to enable and use -proposed.Your feedback will aid us getting this
update out to other Ubuntu users.

If this package fixes the bug for you, please add a comment to this bug,
mentioning the version of the package you tested, and change the tag
from verification-needed to verification-done. If it does not fix the
bug for you, please add a comment stating that, and change the tag to
verification-failed.  In either case, details of your testing will help
us make a better decision.

Further information regarding the verification process can be found at
https://wiki.ubuntu.com/QATeam/PerformingSRUVerification .  Thank you in
advance!

** Changed in: python-oslo.privsep (Ubuntu Yakkety)
       Status: New => Fix Committed

** Tags added: verification-needed

-- 
You received this bug notification because you are a member of Ubuntu
OpenStack, which is subscribed to python-oslo.privsep in Ubuntu.
https://bugs.launchpad.net/bugs/1616240

Title:
  Traceback in vif.py execv() arg 2 must contain only strings

Status in Ubuntu Cloud Archive:
  Fix Released
Status in Ubuntu Cloud Archive newton series:
  New
Status in Ubuntu Cloud Archive ocata series:
  Fix Released
Status in OpenStack Compute (nova):
  Invalid
Status in oslo.privsep:
  Fix Released
Status in python-oslo.privsep package in Ubuntu:
  Fix Released
Status in python-oslo.privsep source package in Yakkety:
  Fix Committed
Status in python-oslo.privsep source package in Zesty:
  Fix Released

Bug description:
  While bringing up VM with the latest master (August 23,2016) I see
  this traceback and VM fails to launch.

  Complete log is here: http://paste.openstack.org/show/562688/
  nova.conf used is here: http://paste.openstack.org/show/562757/

  The issue is 100% reproducible in my testbed.

  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [req-81060644-0dd7-453c-a68c-0d9cffe28fe7 3d1cd826f71a49cc81b33e85329f94b3 f738285a670c4be08d8a5e300aa25504 - - -] [instance: 95f11702-9e64-445d-a3cd-2cde074a4219] Instance failed to spawn
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219] Traceback (most recent call last):
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]   File "/var/lib/kolla/venv/lib/python2.7/site-packages/nova/compute/manager.py", line 2075, in _build_resources
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]     yield resources
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]   File "/var/lib/kolla/venv/lib/python2.7/site-packages/nova/compute/manager.py", line 1919, in _build_and_run_instance
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]     block_device_info=block_device_info)
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]   File "/var/lib/kolla/venv/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 2583, in spawn
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]     post_xml_callback=gen_confdrive)
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]   File "/var/lib/kolla/venv/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 4803, in _create_domain_and_network
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]     self.plug_vifs(instance, network_info)
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]   File "/var/lib/kolla/venv/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 684, in plug_vifs
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]     self.vif_driver.plug(instance, vif)
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]   File "/var/lib/kolla/venv/lib/python2.7/site-packages/nova/virt/libvirt/vif.py", line 801, in plug
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]     self._plug_os_vif(instance, vif_obj)
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]   File "/var/lib/kolla/venv/lib/python2.7/site-packages/nova/virt/libvirt/vif.py", line 783, in _plug_os_vif
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]     raise exception.NovaException(msg)
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219] NovaException: Failure running os_vif plugin plug method: Failed to plug VIF VIFBridge(active=False,address=fa:16:3e:c0:4a:fd,bridge_name='qbrb7b522a4-3f',has_traffic_filtering=True,id=b7b522a4-3faa-42ca-8e0f-d8c241432e1f,network=Network(f32fdde6-bb99-4981-926b-a7df30f0a612),plugin='ovs',port_profile=VIFPortProfileBase,preserve_on_delete=True,vif_name='tapb7b522a4-3f'). Got error: execv() arg 2 must contain only strings
  2016-08-23 17:17:28.941 8808 ERROR nova.compute.manager [instance: 95f11702-9e64-445d-a3cd-2cde074a4219]

To manage notifications about this bug go to:
https://bugs.launchpad.net/cloud-archive/+bug/1616240/+subscriptions