[  521.711477] fab-br0: port 1(fbond) entered blocking state
[  521.711562] fab-br0: port 1(fbond) entered disabled state
[  521.711632] fbond: entered allmulticast mode
[  521.711757] fbond: entered promiscuous mode
[  521.725730] veth1-bond: entered promiscuous mode
[  521.725808] veth1-bond: entered allmulticast mode
[  521.725891] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.738670] veth2-bond: entered promiscuous mode
[  521.738749] veth2-bond: entered allmulticast mode
[  521.738824] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.764124] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.769914] fab-br0: port 1(fbond) entered blocking state
[  521.769974] fab-br0: port 1(fbond) entered forwarding state
[  521.868140] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.868286] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.868357] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.868421] fbond: active interface up!
[  523.304551] fbond: left allmulticast mode
[  523.304604] veth1-bond: left allmulticast mode
[  523.304655] veth2-bond: left allmulticast mode
[  523.304694] fbond: left promiscuous mode
[  523.304721] veth1-bond: left promiscuous mode
[  523.304761] veth2-bond: left promiscuous mode
[  523.304817] fab-br0: port 1(fbond) entered disabled state
[  523.345626] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  523.345792] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  523.358339] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  523.358530] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  523.371254] fbond (unregistering): Released all slaves