[  770.371599] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  770.371692] test-bond1: (slave test-bond0): making interface the new active one
[  770.371766] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  770.389458] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  770.397925] test-bond1: entered promiscuous mode
[  770.397965] test-bond0: entered promiscuous mode
[  771.400208] test-bond1: left promiscuous mode
[  771.400255] test-bond0: left promiscuous mode
[  772.037259] test-dummy0: entered promiscuous mode
[  774.051902] test-dummy0: left promiscuous mode
[  774.176666] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  774.181540] test-bond1 (unregistering): Released all slaves
[  774.193582] test-bond0 (unregistering): Released all slaves