[  854.366125][T19721] bond0: (slave eth0): making interface the new active one
[  854.366559][T19721] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.404028][T19722] 8021q: adding VLAN 0 to HW filter on device bond0
[  858.651994][T19725] bond0: (slave eth0): Releasing backup interface
[  858.785893][T19728] bond0: (slave eth0): Enslaving as an active interface with an up link
[  858.825951][T19729] 8021q: adding VLAN 0 to HW filter on device bond0
[  863.004600][ T8935] bond0: (slave eth0): Releasing backup interface
[  863.059780][ T8935] bond0 (unregistering): Released all slaves