[  752.339854] bond0: (slave eth0): making interface the new active one
[  752.339935] bond0: (slave eth0): Enslaving as an active interface with an up link
[  752.345473] 8021q: adding VLAN 0 to HW filter on device bond0
[  756.490828] bond0: (slave eth0): Releasing backup interface
[  756.516050] bond0: (slave eth0): Enslaving as an active interface with an up link
[  756.521563] 8021q: adding VLAN 0 to HW filter on device bond0
[  760.647960] bond0: (slave eth0): Releasing backup interface
[  760.682130] bond0 (unregistering): Released all slaves