[  903.462565] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  903.462668] test-bond1: (slave test-bond0): making interface the new active one
[  903.462754] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  903.483734] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  903.494175] test-bond1: entered promiscuous mode
[  903.494218] test-bond0: entered promiscuous mode
[  904.496129] test-bond1: left promiscuous mode
[  904.496187] test-bond0: left promiscuous mode
[  905.137342] test-dummy0: entered promiscuous mode
[  907.153460] test-dummy0: left promiscuous mode
[  907.259557] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  907.271205] test-bond1 (unregistering): Released all slaves
[  907.280747] test-bond0 (unregistering): Released all slaves