[  518.833893] fab-br0: port 1(fbond) entered blocking state
[  518.833971] fab-br0: port 1(fbond) entered disabled state
[  518.834039] fbond: entered allmulticast mode
[  518.834173] fbond: entered promiscuous mode
[  518.845212] veth1-bond: entered promiscuous mode
[  518.845308] veth1-bond: entered allmulticast mode
[  518.845397] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.854148] veth2-bond: entered promiscuous mode
[  518.854246] veth2-bond: entered allmulticast mode
[  518.854343] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.890611] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.890767] fab-br0: port 1(fbond) entered blocking state
[  518.890830] fab-br0: port 1(fbond) entered forwarding state
[  518.994626] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.994856] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.994957] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.995051] fbond: active interface up!
[  520.374554] fbond: left allmulticast mode
[  520.374629] veth1-bond: left allmulticast mode
[  520.374684] veth2-bond: left allmulticast mode
[  520.374734] fbond: left promiscuous mode
[  520.374776] veth1-bond: left promiscuous mode
[  520.374831] veth2-bond: left promiscuous mode
[  520.374895] fab-br0: port 1(fbond) entered disabled state
[  520.406584] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.406732] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.413761] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.413946] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.421703] fbond (unregistering): Released all slaves