[  680.751249] bond0: (slave eth0): making interface the new active one
[  680.751309] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.756445] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.851519] bond0: (slave eth0): Releasing backup interface
[  684.877720] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.882827] 8021q: adding VLAN 0 to HW filter on device bond0
[  689.015824] bond0: (slave eth0): Releasing backup interface
[  689.044900] bond0 (unregistering): Released all slaves