[  870.507838][T18142] bond0: (slave eth0): making interface the new active one
[  870.508307][T18142] bond0: (slave eth0): Enslaving as an active interface with an up link
[  870.553364][T18143] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.818096][T18146] bond0: (slave eth0): Releasing backup interface
[  875.014748][T18149] bond0: (slave eth0): Enslaving as an active interface with an up link
[  875.082210][T18150] 8021q: adding VLAN 0 to HW filter on device bond0
[  879.284630][   T73] bond0: (slave eth0): Releasing backup interface
[  879.354591][   T73] bond0 (unregistering): Released all slaves