[  767.175304] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  767.175406] test-bond1: (slave test-bond0): making interface the new active one
[  767.175488] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  767.193488] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  767.201990] test-bond1: entered promiscuous mode
[  767.202023] test-bond0: entered promiscuous mode
[  768.204121] test-bond1: left promiscuous mode
[  768.204181] test-bond0: left promiscuous mode
[  768.844403] test-dummy0: entered promiscuous mode
[  770.861186] test-dummy0: left promiscuous mode
[  770.975597] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  770.979971] test-bond1 (unregistering): Released all slaves
[  770.989192] test-bond0 (unregistering): Released all slaves