[  770.867979] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  770.868074] test-bond1: (slave test-bond0): making interface the new active one
[  770.868156] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  770.886746] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  770.895644] test-bond1: entered promiscuous mode
[  770.895680] test-bond0: entered promiscuous mode
[  771.898290] test-bond1: left promiscuous mode
[  771.898351] test-bond0: left promiscuous mode
[  772.547633] test-dummy0: entered promiscuous mode
[  774.568226] test-dummy0: left promiscuous mode
[  774.680553] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  774.686031] test-bond1 (unregistering): Released all slaves
[  774.693432] test-bond0 (unregistering): Released all slaves