[  517.925863] bond0: (slave eth0): making interface the new active one
[  517.925953] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.138356] bond0: (slave eth0): Releasing backup interface
[  522.243286] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.430956] bond0: (slave eth0): Releasing backup interface
[  526.461896] bond0 (unregistering): Released all slaves