[  521.726980] fab-br0: port 1(fbond) entered blocking state
[  521.727053] fab-br0: port 1(fbond) entered disabled state
[  521.727112] fbond: entered allmulticast mode
[  521.727193] fbond: entered promiscuous mode
[  521.739471] veth1-bond: entered promiscuous mode
[  521.739561] veth1-bond: entered allmulticast mode
[  521.739651] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.753861] veth2-bond: entered promiscuous mode
[  521.753937] veth2-bond: entered allmulticast mode
[  521.754001] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.783261] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.783596] fab-br0: port 1(fbond) entered blocking state
[  521.783646] fab-br0: port 1(fbond) entered forwarding state
[  521.888271] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.888432] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.888526] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.888607] fbond: active interface up!
[  523.333737] fbond: left allmulticast mode
[  523.333856] veth1-bond: left allmulticast mode
[  523.333933] veth2-bond: left allmulticast mode
[  523.334007] fbond: left promiscuous mode
[  523.334066] veth1-bond: left promiscuous mode
[  523.334146] veth2-bond: left promiscuous mode
[  523.334257] fab-br0: port 1(fbond) entered disabled state
[  523.361282] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  523.361393] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  523.378425] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  523.378535] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  523.388373] fbond (unregistering): Released all slaves