[  520.765557] fab-br0: port 1(fbond) entered blocking state
[  520.765622] fab-br0: port 1(fbond) entered disabled state
[  520.765678] fbond: entered allmulticast mode
[  520.765771] fbond: entered promiscuous mode
[  520.778497] veth1-bond: entered promiscuous mode
[  520.778613] veth1-bond: entered allmulticast mode
[  520.778704] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  520.787917] veth2-bond: entered promiscuous mode
[  520.787988] veth2-bond: entered allmulticast mode
[  520.788050] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  520.830166] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.830294] fab-br0: port 1(fbond) entered blocking state
[  520.830336] fab-br0: port 1(fbond) entered forwarding state
[  520.933164] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.933326] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  520.933415] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  520.933501] fbond: active interface up!
[  522.405362] fbond: left allmulticast mode
[  522.405415] veth1-bond: left allmulticast mode
[  522.405456] veth2-bond: left allmulticast mode
[  522.405498] fbond: left promiscuous mode
[  522.405529] veth1-bond: left promiscuous mode
[  522.405577] veth2-bond: left promiscuous mode
[  522.405636] fab-br0: port 1(fbond) entered disabled state
[  522.436654] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.436747] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.444315] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.444399] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.458258] fbond (unregistering): Released all slaves