[  870.559141] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.559278] test-bond1: (slave test-bond0): making interface the new active one
[  870.559367] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.581296] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.592138] test-bond1: entered promiscuous mode
[  870.592204] test-bond0: entered promiscuous mode
[  871.594661] test-bond1: left promiscuous mode
[  871.594779] test-bond0: left promiscuous mode
[  872.369413] test-dummy0: entered promiscuous mode
[  874.386546] test-dummy0: left promiscuous mode
[  874.508195] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.515277] test-bond1 (unregistering): Released all slaves
[  874.528085] test-bond0 (unregistering): Released all slaves