[  866.846372] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  866.846476] test-bond1: (slave test-bond0): making interface the new active one
[  866.846555] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  866.863770] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  866.873393] test-bond1: entered promiscuous mode
[  866.873430] test-bond0: entered promiscuous mode
[  867.875491] test-bond1: left promiscuous mode
[  867.875541] test-bond0: left promiscuous mode
[  868.561240] test-dummy0: entered promiscuous mode
[  870.582133] test-dummy0: left promiscuous mode
[  870.703069] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  870.708132] test-bond1 (unregistering): Released all slaves
[  870.728310] test-bond0 (unregistering): Released all slaves