[  770.220572] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  770.220677] test-bond1: (slave test-bond0): making interface the new active one
[  770.220751] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  770.238268] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  770.247356] test-bond1: entered promiscuous mode
[  770.247396] test-bond0: entered promiscuous mode
[  771.250322] test-bond1: left promiscuous mode
[  771.250371] test-bond0: left promiscuous mode
[  771.893963] test-dummy0: entered promiscuous mode
[  773.911387] test-dummy0: left promiscuous mode
[  774.035562] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  774.039962] test-bond1 (unregistering): Released all slaves
[  774.057076] test-bond0 (unregistering): Released all slaves