[  985.555145][T21997] bond0: (slave eth0): making interface the new active one
[  985.555583][T21997] bond0: (slave eth0): Enslaving as an active interface with an up link
[  985.609117][T21998] 8021q: adding VLAN 0 to HW filter on device bond0
[  989.832666][T22001] bond0: (slave eth0): Releasing backup interface
[  989.993870][T22004] bond0: (slave eth0): Enslaving as an active interface with an up link
[  990.052295][T22005] 8021q: adding VLAN 0 to HW filter on device bond0
[  994.229070][  T251] bond0: (slave eth0): Releasing backup interface
[  994.279438][  T251] bond0 (unregistering): Released all slaves