[  517.843913] bond0: (slave eth0): making interface the new active one
[  517.843999] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.083843] bond0: (slave eth0): Releasing backup interface
[  522.193504] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.364109] bond0: (slave eth0): Releasing backup interface
[  526.390089] bond0 (unregistering): Released all slaves