[  770.439871] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  770.439973] test-bond1: (slave test-bond0): making interface the new active one
[  770.440043] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  770.458598] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  770.467498] test-bond1: entered promiscuous mode
[  770.467539] test-bond0: entered promiscuous mode
[  771.469986] test-bond1: left promiscuous mode
[  771.470042] test-bond0: left promiscuous mode
[  772.126260] test-dummy0: entered promiscuous mode
[  774.140383] test-dummy0: left promiscuous mode
[  774.257624] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  774.263162] test-bond1 (unregistering): Released all slaves
[  774.272248] test-bond0 (unregistering): Released all slaves