[  512.978100] fab-br0: port 1(fbond) entered blocking state
[  512.978187] fab-br0: port 1(fbond) entered disabled state
[  512.978251] fbond: entered allmulticast mode
[  512.978360] fbond: entered promiscuous mode
[  512.990194] veth1-bond: entered promiscuous mode
[  512.990284] veth1-bond: entered allmulticast mode
[  512.990368] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  513.000847] veth2-bond: entered promiscuous mode
[  513.000926] veth2-bond: entered allmulticast mode
[  513.000995] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  513.029149] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  513.032065] fab-br0: port 1(fbond) entered blocking state
[  513.032154] fab-br0: port 1(fbond) entered forwarding state
[  513.125177] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  513.125282] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  513.125362] fbond: active interface up!
[  514.315945] fbond: left allmulticast mode
[  514.316037] veth1-bond: left allmulticast mode
[  514.316102] veth2-bond: left allmulticast mode
[  514.316182] fbond: left promiscuous mode
[  514.316232] veth1-bond: left promiscuous mode
[  514.316302] veth2-bond: left promiscuous mode
[  514.316377] fab-br0: port 1(fbond) entered disabled state
[  514.358746] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  514.358856] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  514.376374] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  514.376544] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  514.392295] fbond (unregistering): Released all slaves