[  904.888489] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  904.888656] test-bond1: (slave test-bond0): making interface the new active one
[  904.888765] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  904.912151] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  904.923172] test-bond1: entered promiscuous mode
[  904.923213] test-bond0: entered promiscuous mode
[  905.925682] test-bond1: left promiscuous mode
[  905.925738] test-bond0: left promiscuous mode
[  906.805657] test-dummy0: entered promiscuous mode
[  908.823347] test-dummy0: left promiscuous mode
[  908.958768] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  908.967043] test-bond1 (unregistering): Released all slaves
[  908.982820] test-bond0 (unregistering): Released all slaves