[  644.855162] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  644.855303] test-bond1: (slave test-bond0): making interface the new active one
[  644.855386] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  644.876615] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  644.887913] test-bond1: entered promiscuous mode
[  644.888013] test-bond0: entered promiscuous mode
[  645.891143] test-bond1: left promiscuous mode
[  645.891225] test-bond0: left promiscuous mode
[  646.656600] test-dummy0: entered promiscuous mode
[  648.679441] test-dummy0: left promiscuous mode
[  648.816369] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  648.821530] test-bond1 (unregistering): Released all slaves
[  648.834021] test-bond0 (unregistering): Released all slaves