[  872.642288] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.642429] test-bond1: (slave test-bond0): making interface the new active one
[  872.642528] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.660922] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.669801] test-bond1: entered promiscuous mode
[  872.669845] test-bond0: entered promiscuous mode
[  873.672738] test-bond1: left promiscuous mode
[  873.672804] test-bond0: left promiscuous mode
[  874.335995] test-dummy0: entered promiscuous mode
[  876.352666] test-dummy0: left promiscuous mode
[  876.474051] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.483165] test-bond1 (unregistering): Released all slaves
[  876.495572] test-bond0 (unregistering): Released all slaves