[  853.614162][T21764] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  853.616027][T21764] test-bond1: (slave test-bond0): making interface the new active one
[  853.616451][T21764] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  853.816053][T21776] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  854.004954][T21785] test-bond1: entered promiscuous mode
[  854.005141][T21785] test-bond0: entered promiscuous mode
[  855.020615][T21785] test-bond1: left promiscuous mode
[  855.020868][T21785] test-bond0: left promiscuous mode
[  856.610044][T21787] test-dummy0: entered promiscuous mode
[  858.642259][T21787] test-dummy0: left promiscuous mode
[  858.839960][T21790] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  858.849621][T21790] test-bond1 (unregistering): Released all slaves
[  858.885971][T21791] test-bond0 (unregistering): Released all slaves