[  536.974964] fab-br0: port 1(fbond) entered blocking state
[  536.975013] fab-br0: port 1(fbond) entered disabled state
[  536.975050] fbond: entered allmulticast mode
[  536.975139] fbond: entered promiscuous mode
[  536.983091] veth1-bond: entered promiscuous mode
[  536.983137] veth1-bond: entered allmulticast mode
[  536.983192] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  536.993057] veth2-bond: entered promiscuous mode
[  536.993104] veth2-bond: entered allmulticast mode
[  536.993149] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.034440] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.034542] fab-br0: port 1(fbond) entered blocking state
[  537.034580] fab-br0: port 1(fbond) entered forwarding state
[  537.137496] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.137632] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.137686] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.137732] fbond: active interface up!
[  538.589675] fbond: left allmulticast mode
[  538.589719] veth1-bond: left allmulticast mode
[  538.589748] veth2-bond: left allmulticast mode
[  538.589782] fbond: left promiscuous mode
[  538.589806] veth1-bond: left promiscuous mode
[  538.589847] veth2-bond: left promiscuous mode
[  538.589890] fab-br0: port 1(fbond) entered disabled state
[  538.621364] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.621446] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.627585] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.627654] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.635505] fbond (unregistering): Released all slaves