[  902.741414] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  902.741531] test-bond1: (slave test-bond0): making interface the new active one
[  902.741619] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  902.763438] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  902.773913] test-bond1: entered promiscuous mode
[  902.773951] test-bond0: entered promiscuous mode
[  903.776788] test-bond1: left promiscuous mode
[  903.776845] test-bond0: left promiscuous mode
[  904.498118] test-dummy0: entered promiscuous mode
[  906.514569] test-dummy0: left promiscuous mode
[  906.635197] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  906.644860] test-bond1 (unregistering): Released all slaves
[  906.653520] test-bond0 (unregistering): Released all slaves