[  872.856855] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.856943] test-bond1: (slave test-bond0): making interface the new active one
[  872.857038] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.878089] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.888223] test-bond1: entered promiscuous mode
[  872.888254] test-bond0: entered promiscuous mode
[  873.890907] test-bond1: left promiscuous mode
[  873.890958] test-bond0: left promiscuous mode
[  874.607541] test-dummy0: entered promiscuous mode
[  876.627725] test-dummy0: left promiscuous mode
[  876.757970] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.774196] test-bond1 (unregistering): Released all slaves
[  876.783926] test-bond0 (unregistering): Released all slaves