[  553.255879] fab-br0: port 1(fbond) entered blocking state
[  553.255936] fab-br0: port 1(fbond) entered disabled state
[  553.255990] fbond: entered allmulticast mode
[  553.256544] fbond: entered promiscuous mode
[  553.271489] veth1-bond: entered promiscuous mode
[  553.271556] veth1-bond: entered allmulticast mode
[  553.271619] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  553.287118] veth2-bond: entered promiscuous mode
[  553.287187] veth2-bond: entered allmulticast mode
[  553.287243] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  553.311485] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  553.331445] fab-br0: port 1(fbond) entered blocking state
[  553.331527] fab-br0: port 1(fbond) entered forwarding state
[  553.407522] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  553.407618] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  553.407722] fbond: active interface up!
[  554.596079] fbond: left allmulticast mode
[  554.596129] veth1-bond: left allmulticast mode
[  554.596161] veth2-bond: left allmulticast mode
[  554.596195] fbond: left promiscuous mode
[  554.596223] veth1-bond: left promiscuous mode
[  554.596264] veth2-bond: left promiscuous mode
[  554.596313] fab-br0: port 1(fbond) entered disabled state
[  554.627482] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  554.627622] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  554.635589] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  554.635696] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  554.641537] fbond (unregistering): Released all slaves