[  911.504313][T21359] bond0: (slave eth0): making interface the new active one
[  911.504738][T21359] bond0: (slave eth0): Enslaving as an active interface with an up link
[  911.563512][T21360] 8021q: adding VLAN 0 to HW filter on device bond0
[  915.807954][T21363] bond0: (slave eth0): Releasing backup interface
[  916.039637][T21366] bond0: (slave eth0): Enslaving as an active interface with an up link
[  916.085036][T21367] 8021q: adding VLAN 0 to HW filter on device bond0
[  920.274659][T19719] bond0: (slave eth0): Releasing backup interface
[  920.313906][T19719] bond0 (unregistering): Released all slaves