[  871.860712] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  871.860807] test-bond1: (slave test-bond0): making interface the new active one
[  871.860862] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  871.882260] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  871.892145] test-bond1: entered promiscuous mode
[  871.892173] test-bond0: entered promiscuous mode
[  872.894237] test-bond1: left promiscuous mode
[  872.894273] test-bond0: left promiscuous mode
[  873.549872] test-dummy0: entered promiscuous mode
[  875.565641] test-dummy0: left promiscuous mode
[  875.679877] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  875.686878] test-bond1 (unregistering): Released all slaves
[  875.696347] test-bond0 (unregistering): Released all slaves