[  872.365904] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.366045] test-bond1: (slave test-bond0): making interface the new active one
[  872.366167] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.388497] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.399894] test-bond1: entered promiscuous mode
[  872.399961] test-bond0: entered promiscuous mode
[  873.402159] test-bond1: left promiscuous mode
[  873.402243] test-bond0: left promiscuous mode
[  874.068137] test-dummy0: entered promiscuous mode
[  876.083496] test-dummy0: left promiscuous mode
[  876.206975] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.211182] test-bond1 (unregistering): Released all slaves
[  876.225732] test-bond0 (unregistering): Released all slaves