[  821.941510] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  821.941632] test-bond1: (slave test-bond0): making interface the new active one
[  821.941718] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  821.960606] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  821.969759] test-bond1: entered promiscuous mode
[  821.969795] test-bond0: entered promiscuous mode
[  822.972429] test-bond1: left promiscuous mode
[  822.972480] test-bond0: left promiscuous mode
[  823.719257] test-dummy0: entered promiscuous mode
[  825.742151] test-dummy0: left promiscuous mode
[  825.855553] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  825.864672] test-bond1 (unregistering): Released all slaves
[  825.871870] test-bond0 (unregistering): Released all slaves