[  852.203242][T19378] bond0: (slave eth0): making interface the new active one
[  852.203683][T19378] bond0: (slave eth0): Enslaving as an active interface with an up link
[  852.253475][T19379] 8021q: adding VLAN 0 to HW filter on device bond0
[  856.455731][T19382] bond0: (slave eth0): Releasing backup interface
[  856.587753][T19385] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.637096][T19386] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.803930][ T9272] bond0: (slave eth0): Releasing backup interface
[  860.848433][ T9272] bond0 (unregistering): Released all slaves