[  884.522712][T19976] bond0: (slave eth0): making interface the new active one
[  884.523172][T19976] bond0: (slave eth0): Enslaving as an active interface with an up link
[  884.572694][T19977] 8021q: adding VLAN 0 to HW filter on device bond0
[  888.816755][T19980] bond0: (slave eth0): Releasing backup interface
[  889.011448][T19983] bond0: (slave eth0): Enslaving as an active interface with an up link
[  889.064025][T19984] 8021q: adding VLAN 0 to HW filter on device bond0
[  893.264174][   T72] bond0: (slave eth0): Releasing backup interface
[  893.333711][   T72] bond0 (unregistering): Released all slaves