[  551.897425] fab-br0: port 1(fbond) entered blocking state
[  551.897507] fab-br0: port 1(fbond) entered disabled state
[  551.897584] fbond: entered allmulticast mode
[  551.897701] fbond: entered promiscuous mode
[  551.917426] veth1-bond: entered promiscuous mode
[  551.917493] veth1-bond: entered allmulticast mode
[  551.917555] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  551.932738] veth2-bond: entered promiscuous mode
[  551.932807] veth2-bond: entered allmulticast mode
[  551.932870] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  552.036398] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  552.036506] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  552.036566] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  552.036621] fbond: active interface up!
[  552.036685] fab-br0: port 1(fbond) entered blocking state
[  552.036730] fab-br0: port 1(fbond) entered forwarding state
[  553.552871] fbond: left allmulticast mode
[  553.552932] veth1-bond: left allmulticast mode
[  553.552979] veth2-bond: left allmulticast mode
[  553.553027] fbond: left promiscuous mode
[  553.553063] veth1-bond: left promiscuous mode
[  553.553123] veth2-bond: left promiscuous mode
[  553.553184] fab-br0: port 1(fbond) entered disabled state
[  553.589204] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  553.589311] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  553.595549] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  553.595657] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  553.603469] fbond (unregistering): Released all slaves