[  872.311172] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.311331] test-bond1: (slave test-bond0): making interface the new active one
[  872.311442] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.334907] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.346211] test-bond1: entered promiscuous mode
[  872.346258] test-bond0: entered promiscuous mode
[  873.348951] test-bond1: left promiscuous mode
[  873.349009] test-bond0: left promiscuous mode
[  874.046183] test-dummy0: entered promiscuous mode
[  876.066785] test-dummy0: left promiscuous mode
[  876.202453] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.208732] test-bond1 (unregistering): Released all slaves
[  876.225564] test-bond0 (unregistering): Released all slaves