[  550.342122] fab-br0: port 1(fbond) entered blocking state
[  550.342196] fab-br0: port 1(fbond) entered disabled state
[  550.342268] fbond: entered allmulticast mode
[  550.342357] fbond: entered promiscuous mode
[  550.355524] veth1-bond: entered promiscuous mode
[  550.355582] veth1-bond: entered allmulticast mode
[  550.355638] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.368484] veth2-bond: entered promiscuous mode
[  550.368536] veth2-bond: entered allmulticast mode
[  550.368587] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.395377] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.409674] fab-br0: port 1(fbond) entered blocking state
[  550.409738] fab-br0: port 1(fbond) entered forwarding state
[  550.491442] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.491555] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.491617] fbond: active interface up!
[  551.677487] fbond: left allmulticast mode
[  551.677536] veth1-bond: left allmulticast mode
[  551.677576] veth2-bond: left allmulticast mode
[  551.677610] fbond: left promiscuous mode
[  551.677634] veth1-bond: left promiscuous mode
[  551.677670] veth2-bond: left promiscuous mode
[  551.677717] fab-br0: port 1(fbond) entered disabled state
[  551.710351] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  551.710486] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  551.718516] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  551.718632] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  551.726432] fbond (unregistering): Released all slaves