[  537.293204] fab-br0: port 1(fbond) entered blocking state
[  537.293258] fab-br0: port 1(fbond) entered disabled state
[  537.293358] fbond: entered allmulticast mode
[  537.293490] fbond: entered promiscuous mode
[  537.307340] veth1-bond: entered promiscuous mode
[  537.307399] veth1-bond: entered allmulticast mode
[  537.307468] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.317449] veth2-bond: entered promiscuous mode
[  537.317512] veth2-bond: entered allmulticast mode
[  537.317568] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.360321] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.360476] fab-br0: port 1(fbond) entered blocking state
[  537.360518] fab-br0: port 1(fbond) entered forwarding state
[  537.455389] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.455498] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.455566] fbond: active interface up!
[  538.529925] fbond: left allmulticast mode
[  538.530006] veth1-bond: left allmulticast mode
[  538.530059] veth2-bond: left allmulticast mode
[  538.530112] fbond: left promiscuous mode
[  538.530155] veth1-bond: left promiscuous mode
[  538.530216] veth2-bond: left promiscuous mode
[  538.530286] fab-br0: port 1(fbond) entered disabled state
[  538.565949] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.566034] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.575400] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.575500] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.581334] fbond (unregistering): Released all slaves