[  968.148956][T21370] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  968.150253][T21370] test-bond1: (slave test-bond0): making interface the new active one
[  968.150598][T21370] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  968.324851][T21375] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  968.383569][T21378] test-bond1: entered promiscuous mode
[  968.383721][T21378] test-bond0: entered promiscuous mode
[  969.399670][T21378] test-bond1: left promiscuous mode
[  969.399837][T21378] test-bond0: left promiscuous mode
[  970.930944][T21380] test-dummy0: entered promiscuous mode
[  972.965212][T21380] test-dummy0: left promiscuous mode
[  973.142972][T21383] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  973.164488][T21383] test-bond1 (unregistering): Released all slaves
[  973.216702][T21384] test-bond0 (unregistering): Released all slaves