[  768.885843] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  768.885940] test-bond1: (slave test-bond0): making interface the new active one
[  768.886014] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  768.903750] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  768.912074] test-bond1: entered promiscuous mode
[  768.912104] test-bond0: entered promiscuous mode
[  769.914437] test-bond1: left promiscuous mode
[  769.914483] test-bond0: left promiscuous mode
[  770.555907] test-dummy0: entered promiscuous mode
[  772.569462] test-dummy0: left promiscuous mode
[  772.680901] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  772.688281] test-bond1 (unregistering): Released all slaves
[  772.697692] test-bond0 (unregistering): Released all slaves