[  870.758302] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.758431] test-bond1: (slave test-bond0): making interface the new active one
[  870.758516] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.775332] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.784001] test-bond1: entered promiscuous mode
[  870.784032] test-bond0: entered promiscuous mode
[  871.786139] test-bond1: left promiscuous mode
[  871.786178] test-bond0: left promiscuous mode
[  872.462048] test-dummy0: entered promiscuous mode
[  874.477935] test-dummy0: left promiscuous mode
[  874.589080] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.593877] test-bond1 (unregistering): Released all slaves
[  874.605860] test-bond0 (unregistering): Released all slaves