1. 2013-06-02 11:13:31 ERROR [quantum.agent.dhcp_agent] Unable to enable dhcp.
  2. Traceback (most recent call last):
  3. File "/usr/lib/python2.6/site-packages/quantum/agent/dhcp_agent.py", line 129, in call_driver
  4. getattr(driver, action)()
  5. File "/usr/lib/python2.6/site-packages/quantum/agent/linux/dhcp.py", line 117, in enable
  6. reuse_existing=True)
  7. File "/usr/lib/python2.6/site-packages/quantum/agent/dhcp_agent.py", line 550, in setup
  8. namespace=namespace)
  9. File "/usr/lib/python2.6/site-packages/quantum/agent/linux/interface.py", line 177, in plug
  10. ns_dev.link.set_address(mac_address)
  11. File "/usr/lib/python2.6/site-packages/quantum/agent/linux/ip_lib.py", line 173, in set_address
  12. self._as_root('set', self.name, 'address', mac_address)
  13. File "/usr/lib/python2.6/site-packages/quantum/agent/linux/ip_lib.py", line 160, in _as_root
  14. kwargs.get('use_root_namespace', False))
  15. File "/usr/lib/python2.6/site-packages/quantum/agent/linux/ip_lib.py", line 47, in _as_root
  16. namespace)
  17. File "/usr/lib/python2.6/site-packages/quantum/agent/linux/ip_lib.py", line 58, in _execute
  18. root_helper=root_helper)
  19. File "/usr/lib/python2.6/site-packages/quantum/agent/linux/utils.py", line 61, in execute
  20. raise RuntimeError(m)
  21. RuntimeError:
  22. Command: ['sudo', '/usr/bin/quantum-rootwrap', '/etc/quantum/rootwrap.conf', 'ip', 'link', 'set', 'tap40c52877-79', 'address', 'fa:16:3e:d2:95:3f']
  23. Exit code: 2
  24. Stdout: ''
  25. Stderr: 'RTNETLINK answers: Device or resource busy\n'
  27. # ip link
  28. 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
  29. link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
  30. 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
  31. link/ether 00:25:90:81:5c:22 brd ff:ff:ff:ff:ff:ff
  32. 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
  33. link/ether 00:25:90:81:5c:23 brd ff:ff:ff:ff:ff:ff
  34. 4: virbr0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  35. link/ether 52:54:00:d9:a3:75 brd ff:ff:ff:ff:ff:ff
  36. 5: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 500
  37. link/ether 52:54:00:d9:a3:75 brd ff:ff:ff:ff:ff:ff
  38. 7: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
  39. link/ether 4a:d0:8a:8d:5f:7e brd ff:ff:ff:ff:ff:ff
  40. 8: br-int: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  41. link/ether 6a:6b:be:ad:a7:d3 brd ff:ff:ff:ff:ff:ff
  42. 9: br-ex: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  43. link/ether 8a:bb:24:0f:75:e3 brd ff:ff:ff:ff:ff:ff
  44. 11: br-tun: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  45. link/ether 5e:97:93:c5:ad:61 brd ff:ff:ff:ff:ff:ff
  46. 12: tap40c52877-79: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  47. link/ether 9e:02:f8:04:81:c2 brd ff:ff:ff:ff:ff:ff
  48. 13: qr-e4021251-57: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  49. link/ether 4a:cf:97:29:74:fe brd ff:ff:ff:ff:ff:ff