[  769.855631] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  769.855781] test-bond1: (slave test-bond0): making interface the new active one
[  769.855887] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  769.872418] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  769.881246] test-bond1: entered promiscuous mode
[  769.881281] test-bond0: entered promiscuous mode
[  770.883645] test-bond1: left promiscuous mode
[  770.883703] test-bond0: left promiscuous mode
[  771.543211] test-dummy0: entered promiscuous mode
[  773.563070] test-dummy0: left promiscuous mode
[  773.682114] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  773.690686] test-bond1 (unregistering): Released all slaves
[  773.699812] test-bond0 (unregistering): Released all slaves