[  538.766299] fab-br0: port 1(fbond) entered blocking state
[  538.766355] fab-br0: port 1(fbond) entered disabled state
[  538.766407] fbond: entered allmulticast mode
[  538.766485] fbond: entered promiscuous mode
[  538.777358] veth1-bond: entered promiscuous mode
[  538.777426] veth1-bond: entered allmulticast mode
[  538.777490] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  538.787325] veth2-bond: entered promiscuous mode
[  538.787390] veth2-bond: entered allmulticast mode
[  538.787454] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  538.825290] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.825448] fab-br0: port 1(fbond) entered blocking state
[  538.825491] fab-br0: port 1(fbond) entered forwarding state
[  538.928331] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.928491] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  538.928567] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  538.928627] fbond: active interface up!
[  540.313474] fbond: left allmulticast mode
[  540.313523] veth1-bond: left allmulticast mode
[  540.313565] veth2-bond: left allmulticast mode
[  540.313606] fbond: left promiscuous mode
[  540.313637] veth1-bond: left promiscuous mode
[  540.313679] veth2-bond: left promiscuous mode
[  540.313737] fab-br0: port 1(fbond) entered disabled state
[  540.356155] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  540.356317] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  540.376430] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  540.376589] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  540.393379] fbond (unregistering): Released all slaves