[  519.290338] fab-br0: port 1(fbond) entered blocking state
[  519.290406] fab-br0: port 1(fbond) entered disabled state
[  519.290456] fbond: entered allmulticast mode
[  519.290540] fbond: entered promiscuous mode
[  519.301417] veth1-bond: entered promiscuous mode
[  519.301486] veth1-bond: entered allmulticast mode
[  519.301551] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.310773] veth2-bond: entered promiscuous mode
[  519.310871] veth2-bond: entered allmulticast mode
[  519.310933] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.345045] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.345168] fab-br0: port 1(fbond) entered blocking state
[  519.345208] fab-br0: port 1(fbond) entered forwarding state
[  519.448130] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.448265] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.448361] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.448419] fbond: active interface up!
[  520.826510] fbond: left allmulticast mode
[  520.826596] veth1-bond: left allmulticast mode
[  520.826650] veth2-bond: left allmulticast mode
[  520.826707] fbond: left promiscuous mode
[  520.826751] veth1-bond: left promiscuous mode
[  520.826813] veth2-bond: left promiscuous mode
[  520.826884] fab-br0: port 1(fbond) entered disabled state
[  520.852097] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.852197] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.859222] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.859344] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.865155] fbond (unregistering): Released all slaves