[  748.831069] fab-br0: port 1(fbond) entered blocking state
[  748.831133] fab-br0: port 1(fbond) entered disabled state
[  748.831198] fbond: entered allmulticast mode
[  748.831300] fbond: entered promiscuous mode
[  748.846529] veth1-bond: entered promiscuous mode
[  748.846646] veth1-bond: entered allmulticast mode
[  748.846735] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  748.857678] veth2-bond: entered promiscuous mode
[  748.857740] veth2-bond: entered allmulticast mode
[  748.857803] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  748.884850] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  748.885594] fab-br0: port 1(fbond) entered blocking state
[  748.885643] fab-br0: port 1(fbond) entered forwarding state
[  748.980876] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  748.980968] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  748.981038] fbond: active interface up!
[  750.149566] fbond: left allmulticast mode
[  750.149630] veth1-bond: left allmulticast mode
[  750.149687] veth2-bond: left allmulticast mode
[  750.149728] fbond: left promiscuous mode
[  750.149758] veth1-bond: left promiscuous mode
[  750.149804] veth2-bond: left promiscuous mode
[  750.149868] fab-br0: port 1(fbond) entered disabled state
[  750.175486] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  750.175583] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  750.180911] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  750.181021] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  750.194911] fbond (unregistering): Released all slaves