[  860.828875][T22971] bond0: (slave eth0): making interface the new active one
[  860.829371][T22971] bond0: (slave eth0): Enslaving as an active interface with an up link
[  860.876626][T22972] 8021q: adding VLAN 0 to HW filter on device bond0
[  865.100971][T22975] bond0: (slave eth0): Releasing backup interface
[  865.253897][T22978] bond0: (slave eth0): Enslaving as an active interface with an up link
[  865.296271][T22979] 8021q: adding VLAN 0 to HW filter on device bond0
[  869.513289][  T220] bond0: (slave eth0): Releasing backup interface
[  869.552973][  T220] bond0 (unregistering): Released all slaves