[  840.930683] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  840.930807] test-bond1: (slave test-bond0): making interface the new active one
[  840.930905] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.952836] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.963717] test-bond1: entered promiscuous mode
[  840.963755] test-bond0: entered promiscuous mode
[  841.965944] test-bond1: left promiscuous mode
[  841.965984] test-bond0: left promiscuous mode
[  842.597313] test-dummy0: entered promiscuous mode
[  844.612858] test-dummy0: left promiscuous mode
[  844.728262] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  844.734480] test-bond1 (unregistering): Released all slaves
[  844.743387] test-bond0 (unregistering): Released all slaves