[  550.620962] fab-br0: port 1(fbond) entered blocking state
[  550.621033] fab-br0: port 1(fbond) entered disabled state
[  550.621090] fbond: entered allmulticast mode
[  550.621160] fbond: entered promiscuous mode
[  550.633221] veth1-bond: entered promiscuous mode
[  550.633277] veth1-bond: entered allmulticast mode
[  550.633329] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.646412] veth2-bond: entered promiscuous mode
[  550.646478] veth2-bond: entered allmulticast mode
[  550.646527] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.676479] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.684993] fab-br0: port 1(fbond) entered blocking state
[  550.685047] fab-br0: port 1(fbond) entered forwarding state
[  550.779493] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.779651] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.779734] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.779807] fbond: active interface up!
[  552.298857] fbond: left allmulticast mode
[  552.298920] veth1-bond: left allmulticast mode
[  552.298973] veth2-bond: left allmulticast mode
[  552.299026] fbond: left promiscuous mode
[  552.299064] veth1-bond: left promiscuous mode
[  552.299127] veth2-bond: left promiscuous mode
[  552.299193] fab-br0: port 1(fbond) entered disabled state
[  552.329375] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  552.329493] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  552.339578] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  552.339712] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  552.345530] fbond (unregistering): Released all slaves