[  517.822421] bond0: (slave eth0): making interface the new active one
[  517.822511] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.084395] bond0: (slave eth0): Releasing backup interface
[  522.218856] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.429076] bond0: (slave eth0): Releasing backup interface
[  526.460030] bond0 (unregistering): Released all slaves