[  873.542582] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  873.542693] test-bond1: (slave test-bond0): making interface the new active one
[  873.542783] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  873.565277] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  873.575939] test-bond1: entered promiscuous mode
[  873.576009] test-bond0: entered promiscuous mode
[  874.578124] test-bond1: left promiscuous mode
[  874.578224] test-bond0: left promiscuous mode
[  875.268859] test-dummy0: entered promiscuous mode
[  877.291139] test-dummy0: left promiscuous mode
[  877.427539] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  877.434885] test-bond1 (unregistering): Released all slaves
[  877.447733] test-bond0 (unregistering): Released all slaves