[  519.292874] fab-br0: port 1(fbond) entered blocking state
[  519.292959] fab-br0: port 1(fbond) entered disabled state
[  519.293037] fbond: entered allmulticast mode
[  519.293154] fbond: entered promiscuous mode
[  519.306860] veth1-bond: entered promiscuous mode
[  519.306936] veth1-bond: entered allmulticast mode
[  519.307026] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.319794] veth2-bond: entered promiscuous mode
[  519.319861] veth2-bond: entered allmulticast mode
[  519.319917] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.345514] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.356612] fab-br0: port 1(fbond) entered blocking state
[  519.356677] fab-br0: port 1(fbond) entered forwarding state
[  519.441497] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.441597] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.441669] fbond: active interface up!
[  520.634581] fbond: left allmulticast mode
[  520.634639] veth1-bond: left allmulticast mode
[  520.634686] veth2-bond: left allmulticast mode
[  520.634727] fbond: left promiscuous mode
[  520.634762] veth1-bond: left promiscuous mode
[  520.634810] veth2-bond: left promiscuous mode
[  520.634874] fab-br0: port 1(fbond) entered disabled state
[  520.674430] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.674598] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.694614] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.694784] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.702540] fbond (unregistering): Released all slaves