[  872.741483] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.741587] test-bond1: (slave test-bond0): making interface the new active one
[  872.741661] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.763311] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.773497] test-bond1: entered promiscuous mode
[  872.773529] test-bond0: entered promiscuous mode
[  873.775610] test-bond1: left promiscuous mode
[  873.775662] test-bond0: left promiscuous mode
[  874.427080] test-dummy0: entered promiscuous mode
[  876.447214] test-dummy0: left promiscuous mode
[  876.566956] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.575920] test-bond1 (unregistering): Released all slaves
[  876.585693] test-bond0 (unregistering): Released all slaves