[  672.001283] bond0: (slave eth0): making interface the new active one
[  672.001357] bond0: (slave eth0): Enslaving as an active interface with an up link
[  676.168973] bond0: (slave eth0): Releasing backup interface
[  676.231571] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.396268] bond0: (slave eth0): Releasing backup interface
[  680.433065] bond0 (unregistering): Released all slaves