[  522.254444] fab-br0: port 1(fbond) entered blocking state
[  522.254528] fab-br0: port 1(fbond) entered disabled state
[  522.254588] fbond: entered allmulticast mode
[  522.254722] fbond: entered promiscuous mode
[  522.270885] veth1-bond: entered promiscuous mode
[  522.270959] veth1-bond: entered allmulticast mode
[  522.271029] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  522.286122] veth2-bond: entered promiscuous mode
[  522.286190] veth2-bond: entered allmulticast mode
[  522.286248] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  522.399669] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  522.399827] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  522.399908] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  522.399981] fbond: active interface up!
[  522.400051] fab-br0: port 1(fbond) entered blocking state
[  522.400110] fab-br0: port 1(fbond) entered forwarding state
[  523.886802] fbond: left allmulticast mode
[  523.886869] veth1-bond: left allmulticast mode
[  523.886921] veth2-bond: left allmulticast mode
[  523.886974] fbond: left promiscuous mode
[  523.887008] veth1-bond: left promiscuous mode
[  523.887063] veth2-bond: left promiscuous mode
[  523.887126] fab-br0: port 1(fbond) entered disabled state
[  523.935123] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  523.935211] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  523.949904] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  523.950046] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  523.964733] fbond (unregistering): Released all slaves