[  749.359702] bond0: (slave eth0): making interface the new active one
[  749.359824] bond0: (slave eth0): Enslaving as an active interface with an up link
[  749.378447] 8021q: adding VLAN 0 to HW filter on device bond0
[  753.530022] bond0: (slave eth0): Releasing backup interface
[  753.620648] bond0: (slave eth0): Enslaving as an active interface with an up link
[  753.645926] 8021q: adding VLAN 0 to HW filter on device bond0
[  757.818484] bond0: (slave eth0): Releasing backup interface
[  757.842517] bond0 (unregistering): Released all slaves