[  681.299953] bond0: (slave eth0): making interface the new active one
[  681.300052] bond0: (slave eth0): Enslaving as an active interface with an up link
[  681.305431] 8021q: adding VLAN 0 to HW filter on device bond0
[  685.438299] bond0: (slave eth0): Releasing backup interface
[  685.462301] bond0: (slave eth0): Enslaving as an active interface with an up link
[  685.467149] 8021q: adding VLAN 0 to HW filter on device bond0
[  689.601946] bond0: (slave eth0): Releasing backup interface
[  689.624953] bond0 (unregistering): Released all slaves