[  768.545646] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  768.545762] test-bond1: (slave test-bond0): making interface the new active one
[  768.545836] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  768.563854] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  768.572951] test-bond1: entered promiscuous mode
[  768.572987] test-bond0: entered promiscuous mode
[  769.575784] test-bond1: left promiscuous mode
[  769.575852] test-bond0: left promiscuous mode
[  770.243601] test-dummy0: entered promiscuous mode
[  772.262147] test-dummy0: left promiscuous mode
[  772.381224] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  772.385949] test-bond1 (unregistering): Released all slaves
[  772.395571] test-bond0 (unregistering): Released all slaves