[  680.255631] bond0: (slave eth0): making interface the new active one
[  680.255761] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.260697] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.355963] bond0: (slave eth0): Releasing backup interface
[  684.378758] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.383507] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.521816] bond0: (slave eth0): Releasing backup interface
[  688.556735] bond0 (unregistering): Released all slaves