[  722.833096] bond0: (slave eth0): making interface the new active one
[  722.833220] bond0: (slave eth0): Enslaving as an active interface with an up link
[  722.852429] 8021q: adding VLAN 0 to HW filter on device bond0
[  727.029850] bond0: (slave eth0): Releasing backup interface
[  727.103021] bond0: (slave eth0): Enslaving as an active interface with an up link
[  727.126582] 8021q: adding VLAN 0 to HW filter on device bond0
[  731.248241] bond0: (slave eth0): Releasing backup interface
[  731.277179] bond0 (unregistering): Released all slaves