[  712.777203] bond0: (slave eth0): making interface the new active one
[  712.777340] bond0: (slave eth0): Enslaving as an active interface with an up link
[  712.793699] 8021q: adding VLAN 0 to HW filter on device bond0
[  716.934834] bond0: (slave eth0): Releasing backup interface
[  716.989221] bond0: (slave eth0): Enslaving as an active interface with an up link
[  717.006587] 8021q: adding VLAN 0 to HW filter on device bond0
[  721.163394] bond0: (slave eth0): Releasing backup interface
[  721.189050] bond0 (unregistering): Released all slaves