[  868.965618] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  868.965739] test-bond1: (slave test-bond0): making interface the new active one
[  868.965817] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  868.982139] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  868.990403] test-bond1: entered promiscuous mode
[  868.990431] test-bond0: entered promiscuous mode
[  869.992543] test-bond1: left promiscuous mode
[  869.992576] test-bond0: left promiscuous mode
[  870.619023] test-dummy0: entered promiscuous mode
[  872.633300] test-dummy0: left promiscuous mode
[  872.740962] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  872.745971] test-bond1 (unregistering): Released all slaves
[  872.753088] test-bond0 (unregistering): Released all slaves