[  537.101780] fab-br0: port 1(fbond) entered blocking state
[  537.101873] fab-br0: port 1(fbond) entered disabled state
[  537.101947] fbond: entered allmulticast mode
[  537.102061] fbond: entered promiscuous mode
[  537.121387] veth1-bond: entered promiscuous mode
[  537.121472] veth1-bond: entered allmulticast mode
[  537.121545] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.136598] veth2-bond: entered promiscuous mode
[  537.136661] veth2-bond: entered allmulticast mode
[  537.136723] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.235870] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.236027] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.236119] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.236203] fbond: active interface up!
[  537.236283] fab-br0: port 1(fbond) entered blocking state
[  537.236344] fab-br0: port 1(fbond) entered forwarding state
[  538.719592] fbond: left allmulticast mode
[  538.719656] veth1-bond: left allmulticast mode
[  538.719707] veth2-bond: left allmulticast mode
[  538.719767] fbond: left promiscuous mode
[  538.719802] veth1-bond: left promiscuous mode
[  538.719861] veth2-bond: left promiscuous mode
[  538.719926] fab-br0: port 1(fbond) entered disabled state
[  538.765471] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.765578] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.778108] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.778244] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.794998] fbond (unregistering): Released all slaves