[  839.648677] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  839.648817] test-bond1: (slave test-bond0): making interface the new active one
[  839.648916] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  839.670676] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  839.681140] test-bond1: entered promiscuous mode
[  839.681179] test-bond0: entered promiscuous mode
[  840.683664] test-bond1: left promiscuous mode
[  840.683724] test-bond0: left promiscuous mode
[  841.333613] test-dummy0: entered promiscuous mode
[  843.348454] test-dummy0: left promiscuous mode
[  843.476736] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  843.484224] test-bond1 (unregistering): Released all slaves
[  843.497138] test-bond0 (unregistering): Released all slaves