[  939.337105][T22968] bond0: (slave eth0): making interface the new active one
[  939.337840][T22968] bond0: (slave eth0): Enslaving as an active interface with an up link
[  939.389231][T22969] 8021q: adding VLAN 0 to HW filter on device bond0
[  943.618517][T22972] bond0: (slave eth0): Releasing backup interface
[  943.759631][T22975] bond0: (slave eth0): Enslaving as an active interface with an up link
[  943.804465][T22976] 8021q: adding VLAN 0 to HW filter on device bond0
[  948.016706][   T72] bond0: (slave eth0): Releasing backup interface
[  948.062660][   T72] bond0 (unregistering): Released all slaves