[  538.241523] fab-br0: port 1(fbond) entered blocking state
[  538.241589] fab-br0: port 1(fbond) entered disabled state
[  538.241641] fbond: entered allmulticast mode
[  538.241722] fbond: entered promiscuous mode
[  538.251885] veth1-bond: entered promiscuous mode
[  538.251999] veth1-bond: entered allmulticast mode
[  538.252068] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  538.262752] veth2-bond: entered promiscuous mode
[  538.262815] veth2-bond: entered allmulticast mode
[  538.262879] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  538.300882] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.301061] fab-br0: port 1(fbond) entered blocking state
[  538.301121] fab-br0: port 1(fbond) entered forwarding state
[  538.404935] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  538.405060] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  538.405121] fbond: active interface up!
[  539.532946] fbond: left allmulticast mode
[  539.533022] veth1-bond: left allmulticast mode
[  539.533079] veth2-bond: left allmulticast mode
[  539.533140] fbond: left promiscuous mode
[  539.533182] veth1-bond: left promiscuous mode
[  539.533241] veth2-bond: left promiscuous mode
[  539.533309] fab-br0: port 1(fbond) entered disabled state
[  539.560854] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  539.560968] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  539.570041] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  539.570176] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  539.576943] fbond (unregistering): Released all slaves