[  519.888932] fab-br0: port 1(fbond) entered blocking state
[  519.889023] fab-br0: port 1(fbond) entered disabled state
[  519.889097] fbond: entered allmulticast mode
[  519.889225] fbond: entered promiscuous mode
[  519.904694] veth1-bond: entered promiscuous mode
[  519.904761] veth1-bond: entered allmulticast mode
[  519.904827] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.917814] veth2-bond: entered promiscuous mode
[  519.917907] veth2-bond: entered allmulticast mode
[  519.917982] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.943173] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.953963] fab-br0: port 1(fbond) entered blocking state
[  519.954035] fab-br0: port 1(fbond) entered forwarding state
[  520.038225] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  520.038334] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  520.038412] fbond: active interface up!
[  521.113043] fbond: left allmulticast mode
[  521.113110] veth1-bond: left allmulticast mode
[  521.113192] veth2-bond: left allmulticast mode
[  521.113258] fbond: left promiscuous mode
[  521.113303] veth1-bond: left promiscuous mode
[  521.113370] veth2-bond: left promiscuous mode
[  521.113453] fab-br0: port 1(fbond) entered disabled state
[  521.153118] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  521.153277] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  521.166420] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  521.166565] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  521.176320] fbond (unregistering): Released all slaves