[  518.149805] fab-br0: port 1(fbond) entered blocking state
[  518.149882] fab-br0: port 1(fbond) entered disabled state
[  518.149970] fbond: entered allmulticast mode
[  518.150075] fbond: entered promiscuous mode
[  518.166943] veth1-bond: entered promiscuous mode
[  518.167082] veth1-bond: entered allmulticast mode
[  518.167182] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.177903] veth2-bond: entered promiscuous mode
[  518.177965] veth2-bond: entered allmulticast mode
[  518.178013] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.201940] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.212776] fab-br0: port 1(fbond) entered blocking state
[  518.212892] fab-br0: port 1(fbond) entered forwarding state
[  518.298967] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.299057] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.299113] fbond: active interface up!
[  519.371591] fbond: left allmulticast mode
[  519.371675] veth1-bond: left allmulticast mode
[  519.371737] veth2-bond: left allmulticast mode
[  519.371805] fbond: left promiscuous mode
[  519.371861] veth1-bond: left promiscuous mode
[  519.371947] veth2-bond: left promiscuous mode
[  519.372025] fab-br0: port 1(fbond) entered disabled state
[  519.410011] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  519.410117] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  519.418095] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  519.418228] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  519.428013] fbond (unregistering): Released all slaves