[  520.979633] fab-br0: port 1(fbond) entered blocking state
[  520.979696] fab-br0: port 1(fbond) entered disabled state
[  520.979753] fbond: entered allmulticast mode
[  520.979841] fbond: entered promiscuous mode
[  520.991228] veth1-bond: entered promiscuous mode
[  520.991290] veth1-bond: entered allmulticast mode
[  520.991356] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.001421] veth2-bond: entered promiscuous mode
[  521.001483] veth2-bond: entered allmulticast mode
[  521.001542] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.045103] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.045230] fab-br0: port 1(fbond) entered blocking state
[  521.045281] fab-br0: port 1(fbond) entered forwarding state
[  521.140214] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.140363] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.140448] fbond: active interface up!
[  522.236783] fbond: left allmulticast mode
[  522.236834] veth1-bond: left allmulticast mode
[  522.236879] veth2-bond: left allmulticast mode
[  522.236932] fbond: left promiscuous mode
[  522.236973] veth1-bond: left promiscuous mode
[  522.237031] veth2-bond: left promiscuous mode
[  522.237106] fab-br0: port 1(fbond) entered disabled state
[  522.267401] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.267512] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.277225] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.277331] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.284146] fbond (unregistering): Released all slaves