[  521.763871] fab-br0: port 1(fbond) entered blocking state
[  521.763928] fab-br0: port 1(fbond) entered disabled state
[  521.763994] fbond: entered allmulticast mode
[  521.764097] fbond: entered promiscuous mode
[  521.779767] veth1-bond: entered promiscuous mode
[  521.779845] veth1-bond: entered allmulticast mode
[  521.779907] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.796169] veth2-bond: entered promiscuous mode
[  521.796229] veth2-bond: entered allmulticast mode
[  521.796286] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.899861] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.899963] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.900064] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.900153] fbond: active interface up!
[  521.900234] fab-br0: port 1(fbond) entered blocking state
[  521.900290] fab-br0: port 1(fbond) entered forwarding state
[  523.083888] fbond: left allmulticast mode
[  523.083956] veth1-bond: left allmulticast mode
[  523.084010] veth2-bond: left allmulticast mode
[  523.084063] fbond: left promiscuous mode
[  523.084101] veth1-bond: left promiscuous mode
[  523.084159] veth2-bond: left promiscuous mode
[  523.084231] fab-br0: port 1(fbond) entered disabled state
[  523.132548] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  523.132647] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  523.149996] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  523.150128] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  523.159906] fbond (unregistering): Released all slaves