[  750.561412] fab-br0: port 1(fbond) entered blocking state
[  750.561478] fab-br0: port 1(fbond) entered disabled state
[  750.561527] fbond: entered allmulticast mode
[  750.561609] fbond: entered promiscuous mode
[  750.575737] veth1-bond: entered promiscuous mode
[  750.575795] veth1-bond: entered allmulticast mode
[  750.575855] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  750.588453] veth2-bond: entered promiscuous mode
[  750.588527] veth2-bond: entered allmulticast mode
[  750.588597] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  750.620039] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  750.620368] fab-br0: port 1(fbond) entered blocking state
[  750.620430] fab-br0: port 1(fbond) entered forwarding state
[  750.716069] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  750.716180] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  750.716239] fbond: active interface up!
[  751.888154] fbond: left allmulticast mode
[  751.888255] veth1-bond: left allmulticast mode
[  751.888312] veth2-bond: left allmulticast mode
[  751.888379] fbond: left promiscuous mode
[  751.888424] veth1-bond: left promiscuous mode
[  751.888487] veth2-bond: left promiscuous mode
[  751.888569] fab-br0: port 1(fbond) entered disabled state
[  751.920965] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  751.921085] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  751.930177] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  751.930319] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  751.935097] fbond (unregistering): Released all slaves