[  518.591752] bond0: (slave eth0): making interface the new active one
[  518.591864] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.763633] bond0: (slave eth0): Releasing backup interface
[  522.837719] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.989573] bond0: (slave eth0): Releasing backup interface
[  527.027191] bond0 (unregistering): Released all slaves