[  681.082756] bond0: (slave eth0): making interface the new active one
[  681.082861] bond0: (slave eth0): Enslaving as an active interface with an up link
[  681.087614] 8021q: adding VLAN 0 to HW filter on device bond0
[  685.184660] bond0: (slave eth0): Releasing backup interface
[  685.207701] bond0: (slave eth0): Enslaving as an active interface with an up link
[  685.212523] 8021q: adding VLAN 0 to HW filter on device bond0
[  689.353030] bond0: (slave eth0): Releasing backup interface
[  689.377897] bond0 (unregistering): Released all slaves