[  519.358927] fab-br0: port 1(fbond) entered blocking state
[  519.358993] fab-br0: port 1(fbond) entered disabled state
[  519.359124] fbond: entered allmulticast mode
[  519.359207] fbond: entered promiscuous mode
[  519.374958] veth1-bond: entered promiscuous mode
[  519.375063] veth1-bond: entered allmulticast mode
[  519.375177] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.386004] veth2-bond: entered promiscuous mode
[  519.386080] veth2-bond: entered allmulticast mode
[  519.386140] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.413051] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.419896] fab-br0: port 1(fbond) entered blocking state
[  519.419990] fab-br0: port 1(fbond) entered forwarding state
[  519.517074] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.517202] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.517281] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.517339] fbond: active interface up!
[  520.923496] fbond: left allmulticast mode
[  520.923550] veth1-bond: left allmulticast mode
[  520.923591] veth2-bond: left allmulticast mode
[  520.923632] fbond: left promiscuous mode
[  520.923661] veth1-bond: left promiscuous mode
[  520.923704] veth2-bond: left promiscuous mode
[  520.923758] fab-br0: port 1(fbond) entered disabled state
[  520.958225] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.958342] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.971204] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.971380] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.980197] fbond (unregistering): Released all slaves