[  840.623115] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  840.623234] test-bond1: (slave test-bond0): making interface the new active one
[  840.623319] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.647101] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.659150] test-bond1: entered promiscuous mode
[  840.659194] test-bond0: entered promiscuous mode
[  841.661368] test-bond1: left promiscuous mode
[  841.661418] test-bond0: left promiscuous mode
[  842.371161] test-dummy0: entered promiscuous mode
[  844.387232] test-dummy0: left promiscuous mode
[  844.514497] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  844.521015] test-bond1 (unregistering): Released all slaves
[  844.532898] test-bond0 (unregistering): Released all slaves