[  872.800231] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.800327] test-bond1: (slave test-bond0): making interface the new active one
[  872.800424] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.821500] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.832050] test-bond1: entered promiscuous mode
[  872.832087] test-bond0: entered promiscuous mode
[  873.834436] test-bond1: left promiscuous mode
[  873.834497] test-bond0: left promiscuous mode
[  874.528845] test-dummy0: entered promiscuous mode
[  876.543489] test-dummy0: left promiscuous mode
[  876.674495] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.685181] test-bond1 (unregistering): Released all slaves
[  876.700126] test-bond0 (unregistering): Released all slaves