[  550.237839] fab-br0: port 1(fbond) entered blocking state
[  550.237890] fab-br0: port 1(fbond) entered disabled state
[  550.237956] fbond: entered allmulticast mode
[  550.238068] fbond: entered promiscuous mode
[  550.252028] veth1-bond: entered promiscuous mode
[  550.252093] veth1-bond: entered allmulticast mode
[  550.252154] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.264229] veth2-bond: entered promiscuous mode
[  550.264279] veth2-bond: entered allmulticast mode
[  550.264321] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.290721] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.306660] fab-br0: port 1(fbond) entered blocking state
[  550.306740] fab-br0: port 1(fbond) entered forwarding state
[  550.394753] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.394930] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.395020] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.395099] fbond: active interface up!
[  551.799355] fbond: left allmulticast mode
[  551.799417] veth1-bond: left allmulticast mode
[  551.799474] veth2-bond: left allmulticast mode
[  551.799520] fbond: left promiscuous mode
[  551.799561] veth1-bond: left promiscuous mode
[  551.799614] veth2-bond: left promiscuous mode
[  551.799682] fab-br0: port 1(fbond) entered disabled state
[  551.835508] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  551.835606] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  551.843828] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  551.843954] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  551.849752] fbond (unregistering): Released all slaves