[  518.461958] bond0: (slave eth0): making interface the new active one
[  518.462024] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.649187] bond0: (slave eth0): Releasing backup interface
[  522.773363] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.935946] bond0: (slave eth0): Releasing backup interface
[  526.958949] bond0 (unregistering): Released all slaves