[  519.176698] fab-br0: port 1(fbond) entered blocking state
[  519.176775] fab-br0: port 1(fbond) entered disabled state
[  519.176820] fbond: entered allmulticast mode
[  519.176898] fbond: entered promiscuous mode
[  519.190765] veth1-bond: entered promiscuous mode
[  519.190866] veth1-bond: entered allmulticast mode
[  519.190944] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.203088] veth2-bond: entered promiscuous mode
[  519.203161] veth2-bond: entered allmulticast mode
[  519.203230] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.231045] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.236834] fab-br0: port 1(fbond) entered blocking state
[  519.236929] fab-br0: port 1(fbond) entered forwarding state
[  519.327079] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.327203] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.327271] fbond: active interface up!
[  520.389500] fbond: left allmulticast mode
[  520.389558] veth1-bond: left allmulticast mode
[  520.389608] veth2-bond: left allmulticast mode
[  520.389658] fbond: left promiscuous mode
[  520.389701] veth1-bond: left promiscuous mode
[  520.389761] veth2-bond: left promiscuous mode
[  520.389829] fab-br0: port 1(fbond) entered disabled state
[  520.427104] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.427219] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.440245] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.440353] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.450178] fbond (unregistering): Released all slaves