[  868.562327] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  868.562432] test-bond1: (slave test-bond0): making interface the new active one
[  868.562523] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  868.580661] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  868.589287] test-bond1: entered promiscuous mode
[  868.589319] test-bond0: entered promiscuous mode
[  869.591519] test-bond1: left promiscuous mode
[  869.591575] test-bond0: left promiscuous mode
[  870.230649] test-dummy0: entered promiscuous mode
[  872.255618] test-dummy0: left promiscuous mode
[  872.375795] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  872.380622] test-bond1 (unregistering): Released all slaves
[  872.393802] test-bond0 (unregistering): Released all slaves