[  680.457392] bond0: (slave eth0): making interface the new active one
[  680.457530] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.462479] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.611628] bond0: (slave eth0): Releasing backup interface
[  684.635740] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.640713] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.775061] bond0: (slave eth0): Releasing backup interface
[  688.809919] bond0 (unregistering): Released all slaves