[  517.405963] fab-br0: port 1(fbond) entered blocking state
[  517.406036] fab-br0: port 1(fbond) entered disabled state
[  517.406100] fbond: entered allmulticast mode
[  517.406210] fbond: entered promiscuous mode
[  517.419924] veth1-bond: entered promiscuous mode
[  517.419976] veth1-bond: entered allmulticast mode
[  517.420027] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  517.432467] veth2-bond: entered promiscuous mode
[  517.432519] veth2-bond: entered allmulticast mode
[  517.432564] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  517.459449] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  517.464817] fab-br0: port 1(fbond) entered blocking state
[  517.464867] fab-br0: port 1(fbond) entered forwarding state
[  517.564462] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  517.564599] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  517.564677] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  517.564729] fbond: active interface up!
[  518.953015] fbond: left allmulticast mode
[  518.953074] veth1-bond: left allmulticast mode
[  518.953119] veth2-bond: left allmulticast mode
[  518.953156] fbond: left promiscuous mode
[  518.953187] veth1-bond: left promiscuous mode
[  518.953230] veth2-bond: left promiscuous mode
[  518.953289] fab-br0: port 1(fbond) entered disabled state
[  518.996617] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  518.996734] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  519.013649] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  519.013778] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  519.023554] fbond (unregistering): Released all slaves