[  851.859959][T19460] bond0: (slave eth0): making interface the new active one
[  851.860379][T19460] bond0: (slave eth0): Enslaving as an active interface with an up link
[  851.899382][T19461] 8021q: adding VLAN 0 to HW filter on device bond0
[  856.138612][T19464] bond0: (slave eth0): Releasing backup interface
[  856.307126][T19467] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.361334][T19468] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.552391][ T8875] bond0: (slave eth0): Releasing backup interface
[  860.626510][ T8875] bond0 (unregistering): Released all slaves