[  512.739397] fab-br0: port 1(fbond) entered blocking state
[  512.739468] fab-br0: port 1(fbond) entered disabled state
[  512.739551] fbond: entered allmulticast mode
[  512.739654] fbond: entered promiscuous mode
[  512.759212] veth1-bond: entered promiscuous mode
[  512.759323] veth1-bond: entered allmulticast mode
[  512.759420] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  512.769681] veth2-bond: entered promiscuous mode
[  512.769761] veth2-bond: entered allmulticast mode
[  512.769837] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  512.788098] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  512.802859] fab-br0: port 1(fbond) entered blocking state
[  512.802962] fab-br0: port 1(fbond) entered forwarding state
[  512.892098] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  512.892244] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  512.892322] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  512.892392] fbond: active interface up!
[  514.348405] fbond: left allmulticast mode
[  514.348473] veth1-bond: left allmulticast mode
[  514.348525] veth2-bond: left allmulticast mode
[  514.348585] fbond: left promiscuous mode
[  514.348630] veth1-bond: left promiscuous mode
[  514.348704] veth2-bond: left promiscuous mode
[  514.348776] fab-br0: port 1(fbond) entered disabled state
[  514.392748] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  514.392843] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  514.411261] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  514.411400] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  514.421187] fbond (unregistering): Released all slaves