[  680.317028] bond0: (slave eth0): making interface the new active one
[  680.317146] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.322898] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.469814] bond0: (slave eth0): Releasing backup interface
[  684.498450] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.504477] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.633333] bond0: (slave eth0): Releasing backup interface
[  688.658840] bond0 (unregistering): Released all slaves