[  537.962440] fab-br0: port 1(fbond) entered blocking state
[  537.962530] fab-br0: port 1(fbond) entered disabled state
[  537.962608] fbond: entered allmulticast mode
[  537.962756] fbond: entered promiscuous mode
[  537.976729] veth1-bond: entered promiscuous mode
[  537.976792] veth1-bond: entered allmulticast mode
[  537.976871] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.989665] veth2-bond: entered promiscuous mode
[  537.989774] veth2-bond: entered allmulticast mode
[  537.989860] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  538.014719] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.021117] fab-br0: port 1(fbond) entered blocking state
[  538.021186] fab-br0: port 1(fbond) entered forwarding state
[  538.118769] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  538.118888] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  538.118952] fbond: active interface up!
[  539.285612] fbond: left allmulticast mode
[  539.285688] veth1-bond: left allmulticast mode
[  539.285787] veth2-bond: left allmulticast mode
[  539.285850] fbond: left promiscuous mode
[  539.285897] veth1-bond: left promiscuous mode
[  539.285958] veth2-bond: left promiscuous mode
[  539.286031] fab-br0: port 1(fbond) entered disabled state
[  539.318715] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  539.318843] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  539.328846] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  539.329031] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  539.338781] fbond (unregistering): Released all slaves