[  851.777175][T19559] bond0: (slave eth0): making interface the new active one
[  851.777719][T19559] bond0: (slave eth0): Enslaving as an active interface with an up link
[  851.826077][T19560] 8021q: adding VLAN 0 to HW filter on device bond0
[  856.064620][T19563] bond0: (slave eth0): Releasing backup interface
[  856.201006][T19566] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.253549][T19567] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.410469][ T1716] bond0: (slave eth0): Releasing backup interface
[  860.477628][ T1716] bond0 (unregistering): Released all slaves