[  896.436581] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  896.436732] test-bond1: (slave test-bond0): making interface the new active one
[  896.436839] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  896.457290] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  896.467831] test-bond1: entered promiscuous mode
[  896.467903] test-bond0: entered promiscuous mode
[  897.471006] test-bond1: left promiscuous mode
[  897.471095] test-bond0: left promiscuous mode
[  898.126606] test-dummy0: entered promiscuous mode
[  900.142974] test-dummy0: left promiscuous mode
[  900.268329] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  900.278421] test-bond1 (unregistering): Released all slaves
[  900.291063] test-bond0 (unregistering): Released all slaves