[  520.942984] fab-br0: port 1(fbond) entered blocking state
[  520.943064] fab-br0: port 1(fbond) entered disabled state
[  520.943214] fbond: entered allmulticast mode
[  520.943334] fbond: entered promiscuous mode
[  520.956516] veth1-bond: entered promiscuous mode
[  520.956585] veth1-bond: entered allmulticast mode
[  520.956652] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  520.971075] veth2-bond: entered promiscuous mode
[  520.971152] veth2-bond: entered allmulticast mode
[  520.971221] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  520.995492] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.011591] fab-br0: port 1(fbond) entered blocking state
[  521.011690] fab-br0: port 1(fbond) entered forwarding state
[  521.091563] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.091672] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.091765] fbond: active interface up!
[  522.164401] fbond: left allmulticast mode
[  522.164452] veth1-bond: left allmulticast mode
[  522.164498] veth2-bond: left allmulticast mode
[  522.164545] fbond: left promiscuous mode
[  522.164570] veth1-bond: left promiscuous mode
[  522.164611] veth2-bond: left promiscuous mode
[  522.164662] fab-br0: port 1(fbond) entered disabled state
[  522.201034] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.201139] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.220677] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.220804] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.230617] fbond (unregistering): Released all slaves