[  766.617890] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  766.618001] test-bond1: (slave test-bond0): making interface the new active one
[  766.618085] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  766.635689] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  766.644078] test-bond1: entered promiscuous mode
[  766.644152] test-bond0: entered promiscuous mode
[  767.647184] test-bond1: left promiscuous mode
[  767.647264] test-bond0: left promiscuous mode
[  768.277442] test-dummy0: entered promiscuous mode
[  770.297398] test-dummy0: left promiscuous mode
[  770.419305] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  770.424073] test-bond1 (unregistering): Released all slaves
[  770.436337] test-bond0 (unregistering): Released all slaves