[  684.668307] bond0: (slave eth0): making interface the new active one
[  684.668401] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.688209] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.843564] bond0: (slave eth0): Releasing backup interface
[  688.909462] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.929465] 8021q: adding VLAN 0 to HW filter on device bond0
[  693.064573] bond0: (slave eth0): Releasing backup interface
[  693.090550] bond0 (unregistering): Released all slaves