[  520.815743] fab-br0: port 1(fbond) entered blocking state
[  520.815826] fab-br0: port 1(fbond) entered disabled state
[  520.815912] fbond: entered allmulticast mode
[  520.816055] fbond: entered promiscuous mode
[  520.828011] veth1-bond: entered promiscuous mode
[  520.828084] veth1-bond: entered allmulticast mode
[  520.828175] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  520.840166] veth2-bond: entered promiscuous mode
[  520.840234] veth2-bond: entered allmulticast mode
[  520.840311] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  520.869160] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.870949] fab-br0: port 1(fbond) entered blocking state
[  520.871046] fab-br0: port 1(fbond) entered forwarding state
[  520.973203] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  520.973388] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  520.973490] fbond: active interface up!
[  522.141795] fbond: left allmulticast mode
[  522.141859] veth1-bond: left allmulticast mode
[  522.141916] veth2-bond: left allmulticast mode
[  522.141975] fbond: left promiscuous mode
[  522.142018] veth1-bond: left promiscuous mode
[  522.142076] veth2-bond: left promiscuous mode
[  522.142152] fab-br0: port 1(fbond) entered disabled state
[  522.169842] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.169976] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.175300] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.175434] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.184227] fbond (unregistering): Released all slaves