[  770.004758] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  770.004903] test-bond1: (slave test-bond0): making interface the new active one
[  770.005002] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  770.022858] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  770.032368] test-bond1: entered promiscuous mode
[  770.032403] test-bond0: entered promiscuous mode
[  771.035216] test-bond1: left promiscuous mode
[  771.035271] test-bond0: left promiscuous mode
[  771.785701] test-dummy0: entered promiscuous mode
[  773.800366] test-dummy0: left promiscuous mode
[  773.923331] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  773.928076] test-bond1 (unregistering): Released all slaves
[  773.937225] test-bond0 (unregistering): Released all slaves