[  766.685601] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  766.685724] test-bond1: (slave test-bond0): making interface the new active one
[  766.685810] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  766.705029] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  766.714968] test-bond1: entered promiscuous mode
[  766.714993] test-bond0: entered promiscuous mode
[  767.717656] test-bond1: left promiscuous mode
[  767.717684] test-bond0: left promiscuous mode
[  768.394301] test-dummy0: entered promiscuous mode
[  770.414750] test-dummy0: left promiscuous mode
[  770.528219] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  770.536236] test-bond1 (unregistering): Released all slaves
[  770.548806] test-bond0 (unregistering): Released all slaves