[  875.102918] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  875.103008] test-bond1: (slave test-bond0): making interface the new active one
[  875.103097] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  875.122581] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  875.132443] test-bond1: entered promiscuous mode
[  875.132505] test-bond0: entered promiscuous mode
[  876.135219] test-bond1: left promiscuous mode
[  876.135303] test-bond0: left promiscuous mode
[  876.781848] test-dummy0: entered promiscuous mode
[  878.796176] test-dummy0: left promiscuous mode
[  878.901548] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  878.910930] test-bond1 (unregistering): Released all slaves
[  878.923624] test-bond0 (unregistering): Released all slaves