[  752.844589] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  752.844753] test-bond1: (slave test-bond0): making interface the new active one
[  752.844871] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  752.863201] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  752.872377] test-bond1: entered promiscuous mode
[  752.872450] test-bond0: entered promiscuous mode
[  753.874617] test-bond1: left promiscuous mode
[  753.874750] test-bond0: left promiscuous mode
[  754.571803] test-dummy0: entered promiscuous mode
[  756.592641] test-dummy0: left promiscuous mode
[  756.729726] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  756.741889] test-bond1 (unregistering): Released all slaves
[  756.751723] test-bond0 (unregistering): Released all slaves