[  766.370991] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  766.371073] test-bond1: (slave test-bond0): making interface the new active one
[  766.371131] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  766.388100] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  766.396075] test-bond1: entered promiscuous mode
[  766.396105] test-bond0: entered promiscuous mode
[  767.398280] test-bond1: left promiscuous mode
[  767.398321] test-bond0: left promiscuous mode
[  768.014319] test-dummy0: entered promiscuous mode
[  770.031700] test-dummy0: left promiscuous mode
[  770.141453] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  770.152686] test-bond1 (unregistering): Released all slaves
[  770.168690] test-bond0 (unregistering): Released all slaves