[  537.499772] fab-br0: port 1(fbond) entered blocking state
[  537.499831] fab-br0: port 1(fbond) entered disabled state
[  537.499877] fbond: entered allmulticast mode
[  537.499953] fbond: entered promiscuous mode
[  537.511513] veth1-bond: entered promiscuous mode
[  537.511568] veth1-bond: entered allmulticast mode
[  537.511622] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.521514] veth2-bond: entered promiscuous mode
[  537.521570] veth2-bond: entered allmulticast mode
[  537.521618] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.559487] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.559640] fab-br0: port 1(fbond) entered blocking state
[  537.559691] fab-br0: port 1(fbond) entered forwarding state
[  537.663547] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.663698] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.663759] fbond: active interface up!
[  538.771530] fbond: left allmulticast mode
[  538.771630] veth1-bond: left allmulticast mode
[  538.771693] veth2-bond: left allmulticast mode
[  538.771756] fbond: left promiscuous mode
[  538.771805] veth1-bond: left promiscuous mode
[  538.771878] veth2-bond: left promiscuous mode
[  538.771951] fab-br0: port 1(fbond) entered disabled state
[  538.796604] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.796719] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.804611] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.804753] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.812548] fbond (unregistering): Released all slaves