[  872.518609] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.518708] test-bond1: (slave test-bond0): making interface the new active one
[  872.518789] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.540296] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.550052] test-bond1: entered promiscuous mode
[  872.550089] test-bond0: entered promiscuous mode
[  873.552448] test-bond1: left promiscuous mode
[  873.552510] test-bond0: left promiscuous mode
[  874.210723] test-dummy0: entered promiscuous mode
[  876.236371] test-dummy0: left promiscuous mode
[  876.352053] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.363859] test-bond1 (unregistering): Released all slaves
[  876.371712] test-bond0 (unregistering): Released all slaves