[  847.833415][T19744] bond0: (slave eth0): making interface the new active one
[  847.833953][T19744] bond0: (slave eth0): Enslaving as an active interface with an up link
[  847.872034][T19745] 8021q: adding VLAN 0 to HW filter on device bond0
[  852.137236][T19748] bond0: (slave eth0): Releasing backup interface
[  852.289317][T19751] bond0: (slave eth0): Enslaving as an active interface with an up link
[  852.337108][T19752] 8021q: adding VLAN 0 to HW filter on device bond0
[  856.563451][   T71] bond0: (slave eth0): Releasing backup interface
[  856.626707][   T71] bond0 (unregistering): Released all slaves