[  851.632459][T19161] bond0: (slave eth0): making interface the new active one
[  851.633661][T19161] bond0: (slave eth0): Enslaving as an active interface with an up link
[  851.693884][T19162] 8021q: adding VLAN 0 to HW filter on device bond0
[  855.946108][T19165] bond0: (slave eth0): Releasing backup interface
[  856.088287][T19168] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.133233][T19169] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.297411][   T72] bond0: (slave eth0): Releasing backup interface
[  860.368691][   T72] bond0 (unregistering): Released all slaves