[  873.010056] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  873.010230] test-bond1: (slave test-bond0): making interface the new active one
[  873.010420] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  873.037622] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  873.050404] test-bond1: entered promiscuous mode
[  873.050490] test-bond0: entered promiscuous mode
[  874.052744] test-bond1: left promiscuous mode
[  874.052796] test-bond0: left promiscuous mode
[  874.807460] test-dummy0: entered promiscuous mode
[  876.823162] test-dummy0: left promiscuous mode
[  876.950831] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.956116] test-bond1 (unregistering): Released all slaves
[  876.968929] test-bond0 (unregistering): Released all slaves