[  750.482539] fab-br0: port 1(fbond) entered blocking state
[  750.482628] fab-br0: port 1(fbond) entered disabled state
[  750.482688] fbond: entered allmulticast mode
[  750.482792] fbond: entered promiscuous mode
[  750.499494] veth1-bond: entered promiscuous mode
[  750.499587] veth1-bond: entered allmulticast mode
[  750.499664] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  750.514471] veth2-bond: entered promiscuous mode
[  750.514594] veth2-bond: entered allmulticast mode
[  750.514679] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  750.531965] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  750.548542] fab-br0: port 1(fbond) entered blocking state
[  750.548616] fab-br0: port 1(fbond) entered forwarding state
[  750.628982] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  750.629120] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  750.629213] fbond: active interface up!
[  751.708856] fbond: left allmulticast mode
[  751.708915] veth1-bond: left allmulticast mode
[  751.708985] veth2-bond: left allmulticast mode
[  751.709082] fbond: left promiscuous mode
[  751.709122] veth1-bond: left promiscuous mode
[  751.709181] veth2-bond: left promiscuous mode
[  751.709238] fab-br0: port 1(fbond) entered disabled state
[  751.742770] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  751.742888] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  751.751065] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  751.751188] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  751.765052] fbond (unregistering): Released all slaves