[  766.535379] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  766.535472] test-bond1: (slave test-bond0): making interface the new active one
[  766.535555] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  766.552324] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  766.561744] test-bond1: entered promiscuous mode
[  766.561816] test-bond0: entered promiscuous mode
[  767.564721] test-bond1: left promiscuous mode
[  767.564839] test-bond0: left promiscuous mode
[  768.216500] test-dummy0: entered promiscuous mode
[  770.237173] test-dummy0: left promiscuous mode
[  770.374184] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  770.380224] test-bond1 (unregistering): Released all slaves
[  770.392473] test-bond0 (unregistering): Released all slaves