[  768.180450] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  768.180550] test-bond1: (slave test-bond0): making interface the new active one
[  768.180642] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  768.196680] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  768.205042] test-bond1: entered promiscuous mode
[  768.205079] test-bond0: entered promiscuous mode
[  769.207481] test-bond1: left promiscuous mode
[  769.207540] test-bond0: left promiscuous mode
[  769.832164] test-dummy0: entered promiscuous mode
[  771.857186] test-dummy0: left promiscuous mode
[  771.975923] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  771.980786] test-bond1 (unregistering): Released all slaves
[  771.988738] test-bond0 (unregistering): Released all slaves