[  749.602277] fab-br0: port 1(fbond) entered blocking state
[  749.602378] fab-br0: port 1(fbond) entered disabled state
[  749.602458] fbond: entered allmulticast mode
[  749.602598] fbond: entered promiscuous mode
[  749.621441] veth1-bond: entered promiscuous mode
[  749.621534] veth1-bond: entered allmulticast mode
[  749.621612] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  749.633499] veth2-bond: entered promiscuous mode
[  749.633582] veth2-bond: entered allmulticast mode
[  749.633647] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  749.654566] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  749.664493] fab-br0: port 1(fbond) entered blocking state
[  749.664604] fab-br0: port 1(fbond) entered forwarding state
[  749.750583] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  749.750692] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  749.750765] fbond: active interface up!
[  750.832267] fbond: left allmulticast mode
[  750.832409] veth1-bond: left allmulticast mode
[  750.832458] veth2-bond: left allmulticast mode
[  750.832510] fbond: left promiscuous mode
[  750.832572] veth1-bond: left promiscuous mode
[  750.832631] veth2-bond: left promiscuous mode
[  750.832693] fab-br0: port 1(fbond) entered disabled state
[  750.858854] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  750.858975] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  750.863632] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  750.863750] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  750.872617] fbond (unregistering): Released all slaves