[  535.005500] bond0: (slave eth0): making interface the new active one
[  535.005593] bond0: (slave eth0): Enslaving as an active interface with an up link
[  539.221189] bond0: (slave eth0): Releasing backup interface
[  539.318619] bond0: (slave eth0): Enslaving as an active interface with an up link
[  543.502735] bond0: (slave eth0): Releasing backup interface
[  543.526652] bond0 (unregistering): Released all slaves