[  767.947845] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  767.947947] test-bond1: (slave test-bond0): making interface the new active one
[  767.948034] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  767.964674] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  767.972866] test-bond1: entered promiscuous mode
[  767.972900] test-bond0: entered promiscuous mode
[  768.975230] test-bond1: left promiscuous mode
[  768.975278] test-bond0: left promiscuous mode
[  769.602203] test-dummy0: entered promiscuous mode
[  771.619020] test-dummy0: left promiscuous mode
[  771.750243] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  771.755449] test-bond1 (unregistering): Released all slaves
[  771.765971] test-bond0 (unregistering): Released all slaves