[  872.935677] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.935765] test-bond1: (slave test-bond0): making interface the new active one
[  872.935842] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.956979] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.966679] test-bond1: entered promiscuous mode
[  872.966715] test-bond0: entered promiscuous mode
[  873.968701] test-bond1: left promiscuous mode
[  873.968745] test-bond0: left promiscuous mode
[  874.608571] test-dummy0: entered promiscuous mode
[  876.625063] test-dummy0: left promiscuous mode
[  876.743350] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.748964] test-bond1 (unregistering): Released all slaves
[  876.764542] test-bond0 (unregistering): Released all slaves