[  878.576155][T23439] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  878.580212][T23439] test-bond1: (slave test-bond0): making interface the new active one
[  878.580572][T23439] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  878.772375][T23447] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  878.837108][T23450] test-bond1: entered promiscuous mode
[  878.837252][T23450] test-bond0: entered promiscuous mode
[  879.860864][T23450] test-bond1: left promiscuous mode
[  879.861105][T23450] test-bond0: left promiscuous mode
[  881.330330][T23452] test-dummy0: entered promiscuous mode
[  883.362131][T23452] test-dummy0: left promiscuous mode
[  883.518903][T23455] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  883.533188][T23455] test-bond1 (unregistering): Released all slaves
[  883.574951][T23456] test-bond0 (unregistering): Released all slaves