[  867.493162] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  867.493302] test-bond1: (slave test-bond0): making interface the new active one
[  867.493402] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  867.512871] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  867.522789] test-bond1: entered promiscuous mode
[  867.522859] test-bond0: entered promiscuous mode
[  868.525369] test-bond1: left promiscuous mode
[  868.525476] test-bond0: left promiscuous mode
[  869.167253] test-dummy0: entered promiscuous mode
[  871.181896] test-dummy0: left promiscuous mode
[  871.297147] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  871.306248] test-bond1 (unregistering): Released all slaves
[  871.317827] test-bond0 (unregistering): Released all slaves