[  867.897888] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  867.897994] test-bond1: (slave test-bond0): making interface the new active one
[  867.898071] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  867.925200] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  867.938248] test-bond1: entered promiscuous mode
[  867.938328] test-bond0: entered promiscuous mode
[  868.940844] test-bond1: left promiscuous mode
[  868.940938] test-bond0: left promiscuous mode
[  869.687748] test-dummy0: entered promiscuous mode
[  871.709634] test-dummy0: left promiscuous mode
[  871.845582] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  871.852945] test-bond1 (unregistering): Released all slaves
[  871.861713] test-bond0 (unregistering): Released all slaves