[  872.128624] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.128741] test-bond1: (slave test-bond0): making interface the new active one
[  872.128815] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.152568] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.163507] test-bond1: entered promiscuous mode
[  872.163545] test-bond0: entered promiscuous mode
[  873.165977] test-bond1: left promiscuous mode
[  873.166034] test-bond0: left promiscuous mode
[  873.871014] test-dummy0: entered promiscuous mode
[  875.900095] test-dummy0: left promiscuous mode
[  876.046554] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.053945] test-bond1 (unregistering): Released all slaves
[  876.063450] test-bond0 (unregistering): Released all slaves