[  519.168985] fab-br0: port 1(fbond) entered blocking state
[  519.169065] fab-br0: port 1(fbond) entered disabled state
[  519.169137] fbond: entered allmulticast mode
[  519.169243] fbond: entered promiscuous mode
[  519.183439] veth1-bond: entered promiscuous mode
[  519.183514] veth1-bond: entered allmulticast mode
[  519.183594] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.194250] veth2-bond: entered promiscuous mode
[  519.194318] veth2-bond: entered allmulticast mode
[  519.194377] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.223054] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.223199] fab-br0: port 1(fbond) entered blocking state
[  519.223244] fab-br0: port 1(fbond) entered forwarding state
[  519.326074] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.326236] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.326303] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.326360] fbond: active interface up!
[  520.711895] fbond: left allmulticast mode
[  520.711953] veth1-bond: left allmulticast mode
[  520.712005] veth2-bond: left allmulticast mode
[  520.712070] fbond: left promiscuous mode
[  520.712114] veth1-bond: left promiscuous mode
[  520.712175] veth2-bond: left promiscuous mode
[  520.712241] fab-br0: port 1(fbond) entered disabled state
[  520.739600] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.739755] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.756205] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.756348] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.773146] fbond (unregistering): Released all slaves