[  767.749917] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  767.750060] test-bond1: (slave test-bond0): making interface the new active one
[  767.750189] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  767.769790] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  767.780027] test-bond1: entered promiscuous mode
[  767.780092] test-bond0: entered promiscuous mode
[  768.782878] test-bond1: left promiscuous mode
[  768.782977] test-bond0: left promiscuous mode
[  769.445666] test-dummy0: entered promiscuous mode
[  771.470184] test-dummy0: left promiscuous mode
[  771.581632] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  771.592704] test-bond1 (unregistering): Released all slaves
[  771.605856] test-bond0 (unregistering): Released all slaves