[  870.009641] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.009741] test-bond1: (slave test-bond0): making interface the new active one
[  870.009831] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.028465] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.037292] test-bond1: entered promiscuous mode
[  870.037328] test-bond0: entered promiscuous mode
[  871.039653] test-bond1: left promiscuous mode
[  871.039705] test-bond0: left promiscuous mode
[  871.659533] test-dummy0: entered promiscuous mode
[  873.685832] test-dummy0: left promiscuous mode
[  873.808152] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  873.815137] test-bond1 (unregistering): Released all slaves
[  873.824415] test-bond0 (unregistering): Released all slaves