[  685.048389] bond0: (slave eth0): making interface the new active one
[  685.048510] bond0: (slave eth0): Enslaving as an active interface with an up link
[  685.068633] 8021q: adding VLAN 0 to HW filter on device bond0
[  689.224163] bond0: (slave eth0): Releasing backup interface
[  689.288717] bond0: (slave eth0): Enslaving as an active interface with an up link
[  689.307357] 8021q: adding VLAN 0 to HW filter on device bond0
[  693.449205] bond0: (slave eth0): Releasing backup interface
[  693.470340] bond0 (unregistering): Released all slaves