[  537.176919] fab-br0: port 1(fbond) entered blocking state
[  537.177021] fab-br0: port 1(fbond) entered disabled state
[  537.177109] fbond: entered allmulticast mode
[  537.177225] fbond: entered promiscuous mode
[  537.188921] veth1-bond: entered promiscuous mode
[  537.189005] veth1-bond: entered allmulticast mode
[  537.189087] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.197900] veth2-bond: entered promiscuous mode
[  537.197979] veth2-bond: entered allmulticast mode
[  537.198046] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.241647] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.241791] fab-br0: port 1(fbond) entered blocking state
[  537.241832] fab-br0: port 1(fbond) entered forwarding state
[  537.337698] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.337807] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.337868] fbond: active interface up!
[  538.419737] fbond: left allmulticast mode
[  538.419789] veth1-bond: left allmulticast mode
[  538.419830] veth2-bond: left allmulticast mode
[  538.419866] fbond: left promiscuous mode
[  538.419895] veth1-bond: left promiscuous mode
[  538.419938] veth2-bond: left promiscuous mode
[  538.419989] fab-br0: port 1(fbond) entered disabled state
[  538.456742] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.456867] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.472784] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.472936] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.489697] fbond (unregistering): Released all slaves