[  870.358075] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.358167] test-bond1: (slave test-bond0): making interface the new active one
[  870.358248] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.374983] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.383266] test-bond1: entered promiscuous mode
[  870.383302] test-bond0: entered promiscuous mode
[  871.385162] test-bond1: left promiscuous mode
[  871.385204] test-bond0: left promiscuous mode
[  872.030548] test-dummy0: entered promiscuous mode
[  874.045902] test-dummy0: left promiscuous mode
[  874.159833] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.169382] test-bond1 (unregistering): Released all slaves
[  874.184460] test-bond0 (unregistering): Released all slaves