[  870.907878][T23281] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.909019][T23281] test-bond1: (slave test-bond0): making interface the new active one
[  870.909461][T23281] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  871.096090][T23290] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  871.177965][T23293] test-bond1: entered promiscuous mode
[  871.178160][T23293] test-bond0: entered promiscuous mode
[  872.200839][T23293] test-bond1: left promiscuous mode
[  872.201213][T23293] test-bond0: left promiscuous mode
[  873.710591][T23295] test-dummy0: entered promiscuous mode
[  875.751400][T23295] test-dummy0: left promiscuous mode
[  875.926940][T23298] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  875.935974][T23298] test-bond1 (unregistering): Released all slaves
[  875.985420][T23299] test-bond0 (unregistering): Released all slaves