[  550.613696] fab-br0: port 1(fbond) entered blocking state
[  550.613751] fab-br0: port 1(fbond) entered disabled state
[  550.613801] fbond: entered allmulticast mode
[  550.613888] fbond: entered promiscuous mode
[  550.627070] veth1-bond: entered promiscuous mode
[  550.627181] veth1-bond: entered allmulticast mode
[  550.627279] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.640554] veth2-bond: entered promiscuous mode
[  550.640640] veth2-bond: entered allmulticast mode
[  550.640721] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.663002] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.673271] fab-br0: port 1(fbond) entered blocking state
[  550.673340] fab-br0: port 1(fbond) entered forwarding state
[  550.767000] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.767191] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.767289] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.767370] fbond: active interface up!
[  552.213986] fbond: left allmulticast mode
[  552.214053] veth1-bond: left allmulticast mode
[  552.214104] veth2-bond: left allmulticast mode
[  552.214153] fbond: left promiscuous mode
[  552.214189] veth1-bond: left promiscuous mode
[  552.214245] veth2-bond: left promiscuous mode
[  552.214319] fab-br0: port 1(fbond) entered disabled state
[  552.240323] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  552.240502] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  552.254178] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  552.254380] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  552.270100] fbond (unregistering): Released all slaves