[  518.817311] fab-br0: port 1(fbond) entered blocking state
[  518.817364] fab-br0: port 1(fbond) entered disabled state
[  518.817403] fbond: entered allmulticast mode
[  518.817494] fbond: entered promiscuous mode
[  518.828300] veth1-bond: entered promiscuous mode
[  518.828360] veth1-bond: entered allmulticast mode
[  518.828432] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.839946] veth2-bond: entered promiscuous mode
[  518.840000] veth2-bond: entered allmulticast mode
[  518.840051] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.874470] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.874575] fab-br0: port 1(fbond) entered blocking state
[  518.874614] fab-br0: port 1(fbond) entered forwarding state
[  518.977429] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.977569] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.977634] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.977704] fbond: active interface up!
[  520.363294] fbond: left allmulticast mode
[  520.363357] veth1-bond: left allmulticast mode
[  520.363407] veth2-bond: left allmulticast mode
[  520.363455] fbond: left promiscuous mode
[  520.363495] veth1-bond: left promiscuous mode
[  520.363545] veth2-bond: left promiscuous mode
[  520.363604] fab-br0: port 1(fbond) entered disabled state
[  520.401988] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.402091] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.423585] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.423729] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.433519] fbond (unregistering): Released all slaves