[  770.011026] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  770.011165] test-bond1: (slave test-bond0): making interface the new active one
[  770.011260] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  770.027782] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  770.036307] test-bond1: entered promiscuous mode
[  770.036351] test-bond0: entered promiscuous mode
[  771.039628] test-bond1: left promiscuous mode
[  771.039669] test-bond0: left promiscuous mode
[  771.671355] test-dummy0: entered promiscuous mode
[  773.688979] test-dummy0: left promiscuous mode
[  773.797325] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  773.802184] test-bond1 (unregistering): Released all slaves
[  773.815215] test-bond0 (unregistering): Released all slaves