[  519.379254] fab-br0: port 1(fbond) entered blocking state
[  519.379358] fab-br0: port 1(fbond) entered disabled state
[  519.379452] fbond: entered allmulticast mode
[  519.379584] fbond: entered promiscuous mode
[  519.390175] veth1-bond: entered promiscuous mode
[  519.390246] veth1-bond: entered allmulticast mode
[  519.390326] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.399849] veth2-bond: entered promiscuous mode
[  519.399929] veth2-bond: entered allmulticast mode
[  519.399991] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.445108] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.445292] fab-br0: port 1(fbond) entered blocking state
[  519.445373] fab-br0: port 1(fbond) entered forwarding state
[  519.540203] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.540321] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.540389] fbond: active interface up!
[  520.664074] fbond: left allmulticast mode
[  520.664189] veth1-bond: left allmulticast mode
[  520.664264] veth2-bond: left allmulticast mode
[  520.664336] fbond: left promiscuous mode
[  520.664393] veth1-bond: left promiscuous mode
[  520.664473] veth2-bond: left promiscuous mode
[  520.664556] fab-br0: port 1(fbond) entered disabled state
[  520.699288] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.699399] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.707225] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.707331] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.717191] fbond (unregistering): Released all slaves