[  867.695372] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  867.695525] test-bond1: (slave test-bond0): making interface the new active one
[  867.695627] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  867.713783] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  867.722625] test-bond1: entered promiscuous mode
[  867.722662] test-bond0: entered promiscuous mode
[  868.724827] test-bond1: left promiscuous mode
[  868.724883] test-bond0: left promiscuous mode
[  869.375069] test-dummy0: entered promiscuous mode
[  871.395549] test-dummy0: left promiscuous mode
[  871.521700] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  871.527264] test-bond1 (unregistering): Released all slaves
[  871.541408] test-bond0 (unregistering): Released all slaves