[  540.494124] fab-br0: port 1(fbond) entered blocking state
[  540.494252] fab-br0: port 1(fbond) entered disabled state
[  540.494382] fbond: entered allmulticast mode
[  540.494485] fbond: entered promiscuous mode
[  540.507769] veth1-bond: entered promiscuous mode
[  540.507887] veth1-bond: entered allmulticast mode
[  540.508023] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  540.518738] veth2-bond: entered promiscuous mode
[  540.518801] veth2-bond: entered allmulticast mode
[  540.518887] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  540.544964] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  540.553653] fab-br0: port 1(fbond) entered blocking state
[  540.553732] fab-br0: port 1(fbond) entered forwarding state
[  540.642016] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  540.642119] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  540.642197] fbond: active interface up!
[  541.717240] fbond: left allmulticast mode
[  541.717290] veth1-bond: left allmulticast mode
[  541.717326] veth2-bond: left allmulticast mode
[  541.717368] fbond: left promiscuous mode
[  541.717398] veth1-bond: left promiscuous mode
[  541.717454] veth2-bond: left promiscuous mode
[  541.717523] fab-br0: port 1(fbond) entered disabled state
[  541.751722] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  541.751857] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  541.756135] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  541.756265] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  541.762030] fbond (unregistering): Released all slaves