[  867.243870] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  867.244022] test-bond1: (slave test-bond0): making interface the new active one
[  867.244118] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  867.265874] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  867.276082] test-bond1: entered promiscuous mode
[  867.276150] test-bond0: entered promiscuous mode
[  868.278581] test-bond1: left promiscuous mode
[  868.278664] test-bond0: left promiscuous mode
[  868.955013] test-dummy0: entered promiscuous mode
[  870.974728] test-dummy0: left promiscuous mode
[  871.089556] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  871.095035] test-bond1 (unregistering): Released all slaves
[  871.115231] test-bond0 (unregistering): Released all slaves