[  769.398512] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  769.398587] test-bond1: (slave test-bond0): making interface the new active one
[  769.398664] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  769.415291] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  769.422978] test-bond1: entered promiscuous mode
[  769.423008] test-bond0: entered promiscuous mode
[  770.424952] test-bond1: left promiscuous mode
[  770.424987] test-bond0: left promiscuous mode
[  771.028253] test-dummy0: entered promiscuous mode
[  773.053452] test-dummy0: left promiscuous mode
[  773.161515] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  773.166463] test-bond1 (unregistering): Released all slaves
[  773.175266] test-bond0 (unregistering): Released all slaves