[  518.239829] fab-br0: port 1(fbond) entered blocking state
[  518.239927] fab-br0: port 1(fbond) entered disabled state
[  518.240019] fbond: entered allmulticast mode
[  518.240225] fbond: entered promiscuous mode
[  518.256213] veth1-bond: entered promiscuous mode
[  518.256296] veth1-bond: entered allmulticast mode
[  518.256431] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.269704] veth2-bond: entered promiscuous mode
[  518.269785] veth2-bond: entered allmulticast mode
[  518.269862] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.295054] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.301201] fab-br0: port 1(fbond) entered blocking state
[  518.301276] fab-br0: port 1(fbond) entered forwarding state
[  518.398066] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.398219] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.398305] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.398378] fbond: active interface up!
[  519.839831] fbond: left allmulticast mode
[  519.839894] veth1-bond: left allmulticast mode
[  519.839940] veth2-bond: left allmulticast mode
[  519.839999] fbond: left promiscuous mode
[  519.840042] veth1-bond: left promiscuous mode
[  519.840107] veth2-bond: left promiscuous mode
[  519.840172] fab-br0: port 1(fbond) entered disabled state
[  519.876186] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  519.876341] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  519.895314] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  519.895550] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  519.905193] fbond (unregistering): Released all slaves