[  870.473426] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.473590] test-bond1: (slave test-bond0): making interface the new active one
[  870.473690] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.500751] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.513572] test-bond1: entered promiscuous mode
[  870.513610] test-bond0: entered promiscuous mode
[  871.516234] test-bond1: left promiscuous mode
[  871.516287] test-bond0: left promiscuous mode
[  872.215357] test-dummy0: entered promiscuous mode
[  874.231094] test-dummy0: left promiscuous mode
[  874.353617] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.360366] test-bond1 (unregistering): Released all slaves
[  874.379836] test-bond0 (unregistering): Released all slaves