[  519.821624] fab-br0: port 1(fbond) entered blocking state
[  519.821701] fab-br0: port 1(fbond) entered disabled state
[  519.821776] fbond: entered allmulticast mode
[  519.821895] fbond: entered promiscuous mode
[  519.838828] veth1-bond: entered promiscuous mode
[  519.838890] veth1-bond: entered allmulticast mode
[  519.838958] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.848255] veth2-bond: entered promiscuous mode
[  519.848320] veth2-bond: entered allmulticast mode
[  519.848388] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.871042] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.877515] fab-br0: port 1(fbond) entered blocking state
[  519.877574] fab-br0: port 1(fbond) entered forwarding state
[  519.975039] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.975127] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.975188] fbond: active interface up!
[  521.155719] fbond: left allmulticast mode
[  521.155786] veth1-bond: left allmulticast mode
[  521.155840] veth2-bond: left allmulticast mode
[  521.155891] fbond: left promiscuous mode
[  521.155935] veth1-bond: left promiscuous mode
[  521.156009] veth2-bond: left promiscuous mode
[  521.156087] fab-br0: port 1(fbond) entered disabled state
[  521.204572] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  521.204667] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  521.220181] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  521.220328] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  521.230121] fbond (unregistering): Released all slaves