[  551.843425] fab-br0: port 1(fbond) entered blocking state
[  551.843503] fab-br0: port 1(fbond) entered disabled state
[  551.843553] fbond: entered allmulticast mode
[  551.844871] fbond: entered promiscuous mode
[  551.860412] veth1-bond: entered promiscuous mode
[  551.860476] veth1-bond: entered allmulticast mode
[  551.860559] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  551.876370] veth2-bond: entered promiscuous mode
[  551.876442] veth2-bond: entered allmulticast mode
[  551.876511] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  551.995525] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  551.995646] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  551.995725] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  551.995794] fbond: active interface up!
[  551.995872] fab-br0: port 1(fbond) entered blocking state
[  551.995918] fab-br0: port 1(fbond) entered forwarding state
[  553.541060] fbond: left allmulticast mode
[  553.541115] veth1-bond: left allmulticast mode
[  553.541155] veth2-bond: left allmulticast mode
[  553.541197] fbond: left promiscuous mode
[  553.541228] veth1-bond: left promiscuous mode
[  553.541282] veth2-bond: left promiscuous mode
[  553.541343] fab-br0: port 1(fbond) entered disabled state
[  553.574315] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  553.574407] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  553.585631] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  553.585769] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  553.591565] fbond (unregistering): Released all slaves