[  872.469977] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.470146] test-bond1: (slave test-bond0): making interface the new active one
[  872.470259] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.493109] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.504592] test-bond1: entered promiscuous mode
[  872.504663] test-bond0: entered promiscuous mode
[  873.506880] test-bond1: left promiscuous mode
[  873.506927] test-bond0: left promiscuous mode
[  874.201617] test-dummy0: entered promiscuous mode
[  876.215662] test-dummy0: left promiscuous mode
[  876.352513] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.358018] test-bond1 (unregistering): Released all slaves
[  876.371789] test-bond0 (unregistering): Released all slaves