[  681.809642] bond0: (slave eth0): making interface the new active one
[  681.809790] bond0: (slave eth0): Enslaving as an active interface with an up link
[  681.815188] 8021q: adding VLAN 0 to HW filter on device bond0
[  685.953171] bond0: (slave eth0): Releasing backup interface
[  685.977377] bond0: (slave eth0): Enslaving as an active interface with an up link
[  685.982834] 8021q: adding VLAN 0 to HW filter on device bond0
[  690.116524] bond0: (slave eth0): Releasing backup interface
[  690.147923] bond0 (unregistering): Released all slaves