[  872.916709] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.916846] test-bond1: (slave test-bond0): making interface the new active one
[  872.916946] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.936640] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.947526] test-bond1: entered promiscuous mode
[  872.947569] test-bond0: entered promiscuous mode
[  873.949465] test-bond1: left promiscuous mode
[  873.949515] test-bond0: left promiscuous mode
[  874.617192] test-dummy0: entered promiscuous mode
[  876.634301] test-dummy0: left promiscuous mode
[  876.749311] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.757079] test-bond1 (unregistering): Released all slaves
[  876.771973] test-bond0 (unregistering): Released all slaves