[  518.045958] bond0: (slave eth0): making interface the new active one
[  518.046036] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.268963] bond0: (slave eth0): Releasing backup interface
[  522.362231] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.548910] bond0: (slave eth0): Releasing backup interface
[  526.587918] bond0 (unregistering): Released all slaves