[  768.095715] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  768.095853] test-bond1: (slave test-bond0): making interface the new active one
[  768.095968] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  768.114514] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  768.123220] test-bond1: entered promiscuous mode
[  768.123255] test-bond0: entered promiscuous mode
[  769.125436] test-bond1: left promiscuous mode
[  769.125489] test-bond0: left promiscuous mode
[  769.779824] test-dummy0: entered promiscuous mode
[  771.795724] test-dummy0: left promiscuous mode
[  771.917645] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  771.922318] test-bond1 (unregistering): Released all slaves
[  771.934571] test-bond0 (unregistering): Released all slaves