[  768.638209] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  768.638307] test-bond1: (slave test-bond0): making interface the new active one
[  768.638369] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  768.655293] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  768.663678] test-bond1: entered promiscuous mode
[  768.663714] test-bond0: entered promiscuous mode
[  769.665824] test-bond1: left promiscuous mode
[  769.665872] test-bond0: left promiscuous mode
[  770.302905] test-dummy0: entered promiscuous mode
[  772.319449] test-dummy0: left promiscuous mode
[  772.431245] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  772.437743] test-bond1 (unregistering): Released all slaves
[  772.446906] test-bond0 (unregistering): Released all slaves