[  517.906922] bond0: (slave eth0): making interface the new active one
[  517.906995] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.056798] bond0: (slave eth0): Releasing backup interface
[  522.121112] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.283684] bond0: (slave eth0): Releasing backup interface
[  526.309836] bond0 (unregistering): Released all slaves