[  839.922409] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  839.922572] test-bond1: (slave test-bond0): making interface the new active one
[  839.922671] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  839.946183] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  839.957084] test-bond1: entered promiscuous mode
[  839.957161] test-bond0: entered promiscuous mode
[  840.959827] test-bond1: left promiscuous mode
[  840.959951] test-bond0: left promiscuous mode
[  841.655510] test-dummy0: entered promiscuous mode
[  843.680552] test-dummy0: left promiscuous mode
[  843.810031] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  843.815402] test-bond1 (unregistering): Released all slaves
[  843.824421] test-bond0 (unregistering): Released all slaves