[  520.976306] fab-br0: port 1(fbond) entered blocking state
[  520.976403] fab-br0: port 1(fbond) entered disabled state
[  520.976484] fbond: entered allmulticast mode
[  520.976610] fbond: entered promiscuous mode
[  520.995813] veth1-bond: entered promiscuous mode
[  520.995868] veth1-bond: entered allmulticast mode
[  520.995919] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.009405] veth2-bond: entered promiscuous mode
[  521.009464] veth2-bond: entered allmulticast mode
[  521.009515] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.113584] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.113680] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.113762] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.113832] fbond: active interface up!
[  521.113900] fab-br0: port 1(fbond) entered blocking state
[  521.113945] fab-br0: port 1(fbond) entered forwarding state
[  521.125894] tc (17120) used greatest stack depth: 12056 bytes left
[  522.196197] fbond: left allmulticast mode
[  522.196260] veth1-bond: left allmulticast mode
[  522.196307] veth2-bond: left allmulticast mode
[  522.196353] fbond: left promiscuous mode
[  522.196391] veth1-bond: left promiscuous mode
[  522.196445] veth2-bond: left promiscuous mode
[  522.196512] fab-br0: port 1(fbond) entered disabled state
[  522.248172] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.248278] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.253732] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.253862] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.259652] fbond (unregistering): Released all slaves