[  768.604034] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  768.604158] test-bond1: (slave test-bond0): making interface the new active one
[  768.604259] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  768.620847] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  768.629703] test-bond1: entered promiscuous mode
[  768.629770] test-bond0: entered promiscuous mode
[  769.631754] test-bond1: left promiscuous mode
[  769.631797] test-bond0: left promiscuous mode
[  770.255065] test-dummy0: entered promiscuous mode
[  772.275715] test-dummy0: left promiscuous mode
[  772.381896] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  772.393007] test-bond1 (unregistering): Released all slaves
[  772.406092] test-bond0 (unregistering): Released all slaves