[  768.330082] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  768.330237] test-bond1: (slave test-bond0): making interface the new active one
[  768.330354] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  768.350903] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  768.361823] test-bond1: entered promiscuous mode
[  768.361925] test-bond0: entered promiscuous mode
[  769.365366] test-bond1: left promiscuous mode
[  769.365471] test-bond0: left promiscuous mode
[  770.144323] test-dummy0: entered promiscuous mode
[  772.163587] test-dummy0: left promiscuous mode
[  772.301033] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  772.305968] test-bond1 (unregistering): Released all slaves
[  772.317326] test-bond0 (unregistering): Released all slaves