[  855.942579][T19155] bond0: (slave eth0): making interface the new active one
[  855.943140][T19155] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.000798][T19156] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.267100][T19159] bond0: (slave eth0): Releasing backup interface
[  860.415008][T19162] bond0: (slave eth0): Enslaving as an active interface with an up link
[  860.461540][T19163] 8021q: adding VLAN 0 to HW filter on device bond0
[  864.681772][   T72] bond0: (slave eth0): Releasing backup interface
[  864.713172][   T72] bond0 (unregistering): Released all slaves