[  537.946228] fab-br0: port 1(fbond) entered blocking state
[  537.946318] fab-br0: port 1(fbond) entered disabled state
[  537.946405] fbond: entered allmulticast mode
[  537.946516] fbond: entered promiscuous mode
[  537.956180] veth1-bond: entered promiscuous mode
[  537.956274] veth1-bond: entered allmulticast mode
[  537.956364] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.966014] veth2-bond: entered promiscuous mode
[  537.966087] veth2-bond: entered allmulticast mode
[  537.966146] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  538.010403] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.010540] fab-br0: port 1(fbond) entered blocking state
[  538.010582] fab-br0: port 1(fbond) entered forwarding state
[  538.105461] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  538.105563] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  538.105617] fbond: active interface up!
[  539.209299] fbond: left allmulticast mode
[  539.209342] veth1-bond: left allmulticast mode
[  539.209402] veth2-bond: left allmulticast mode
[  539.209443] fbond: left promiscuous mode
[  539.209472] veth1-bond: left promiscuous mode
[  539.209513] veth2-bond: left promiscuous mode
[  539.209565] fab-br0: port 1(fbond) entered disabled state
[  539.252144] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  539.252241] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  539.268512] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  539.268743] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  539.284451] fbond (unregistering): Released all slaves