[  840.238099] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  840.238207] test-bond1: (slave test-bond0): making interface the new active one
[  840.238291] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.258663] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.268959] test-bond1: entered promiscuous mode
[  840.268990] test-bond0: entered promiscuous mode
[  841.271434] test-bond1: left promiscuous mode
[  841.271491] test-bond0: left promiscuous mode
[  841.928458] test-dummy0: entered promiscuous mode
[  843.946952] test-dummy0: left promiscuous mode
[  844.091785] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  844.097318] test-bond1 (unregistering): Released all slaves
[  844.106845] test-bond0 (unregistering): Released all slaves