[  956.828458][T22777] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  956.829494][T22777] test-bond1: (slave test-bond0): making interface the new active one
[  956.829852][T22777] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  957.015549][T22784] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  957.090750][T22787] test-bond1: entered promiscuous mode
[  957.090947][T22787] test-bond0: entered promiscuous mode
[  958.102827][T22787] test-bond1: left promiscuous mode
[  958.103030][T22787] test-bond0: left promiscuous mode
[  959.524800][T22789] test-dummy0: entered promiscuous mode
[  961.581570][T22789] test-dummy0: left promiscuous mode
[  961.739829][T22792] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  961.748118][T22792] test-bond1 (unregistering): Released all slaves
[  961.790377][T22793] test-bond0 (unregistering): Released all slaves