[  870.140723] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.140867] test-bond1: (slave test-bond0): making interface the new active one
[  870.140962] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.157180] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.165510] test-bond1: entered promiscuous mode
[  870.165548] test-bond0: entered promiscuous mode
[  871.168748] test-bond1: left promiscuous mode
[  871.168809] test-bond0: left promiscuous mode
[  871.776393] test-dummy0: entered promiscuous mode
[  873.799700] test-dummy0: left promiscuous mode
[  873.923678] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  873.928808] test-bond1 (unregistering): Released all slaves
[  873.943804] test-bond0 (unregistering): Released all slaves