[  748.816175] bond0: (slave eth0): making interface the new active one
[  748.816269] bond0: (slave eth0): Enslaving as an active interface with an up link
[  748.836560] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.979793] bond0: (slave eth0): Releasing backup interface
[  753.044942] bond0: (slave eth0): Enslaving as an active interface with an up link
[  753.062891] 8021q: adding VLAN 0 to HW filter on device bond0
[  757.208080] bond0: (slave eth0): Releasing backup interface
[  757.227896] bond0 (unregistering): Released all slaves