[  522.363464] bond0: (slave eth0): making interface the new active one
[  522.363581] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.548129] bond0: (slave eth0): Releasing backup interface
[  526.622958] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.772250] bond0: (slave eth0): Releasing backup interface
[  530.791232] bond0 (unregistering): Released all slaves