[  951.937471][T21277] bond0: (slave eth0): making interface the new active one
[  951.937955][T21277] bond0: (slave eth0): Enslaving as an active interface with an up link
[  951.986062][T21278] 8021q: adding VLAN 0 to HW filter on device bond0
[  956.238416][T21281] bond0: (slave eth0): Releasing backup interface
[  956.400476][T21284] bond0: (slave eth0): Enslaving as an active interface with an up link
[  956.447977][T21285] 8021q: adding VLAN 0 to HW filter on device bond0
[  960.638817][  T218] bond0: (slave eth0): Releasing backup interface
[  960.680544][  T218] bond0 (unregistering): Released all slaves