[  524.316273] bond0: (slave eth0): making interface the new active one
[  524.316369] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.470521] bond0: (slave eth0): Releasing backup interface
[  528.494793] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.628206] bond0: (slave eth0): Releasing backup interface
[  532.661234] bond0 (unregistering): Released all slaves