[  763.820944] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  763.821039] test-bond1: (slave test-bond0): making interface the new active one
[  763.821097] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  763.838713] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  763.847608] test-bond1: entered promiscuous mode
[  763.847642] test-bond0: entered promiscuous mode
[  764.850042] test-bond1: left promiscuous mode
[  764.850083] test-bond0: left promiscuous mode
[  765.509389] test-dummy0: entered promiscuous mode
[  767.531508] test-dummy0: left promiscuous mode
[  767.660936] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  767.665367] test-bond1 (unregistering): Released all slaves
[  767.678625] test-bond0 (unregistering): Released all slaves