[  521.154243] fab-br0: port 1(fbond) entered blocking state
[  521.154333] fab-br0: port 1(fbond) entered disabled state
[  521.154409] fbond: entered allmulticast mode
[  521.154523] fbond: entered promiscuous mode
[  521.172001] veth1-bond: entered promiscuous mode
[  521.172077] veth1-bond: entered allmulticast mode
[  521.172143] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.184582] veth2-bond: entered promiscuous mode
[  521.184655] veth2-bond: entered allmulticast mode
[  521.184716] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.198941] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.215741] fab-br0: port 1(fbond) entered blocking state
[  521.215823] fab-br0: port 1(fbond) entered forwarding state
[  521.302990] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.303089] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.303148] fbond: active interface up!
[  522.360188] fbond: left allmulticast mode
[  522.360290] veth1-bond: left allmulticast mode
[  522.360351] veth2-bond: left allmulticast mode
[  522.360409] fbond: left promiscuous mode
[  522.360454] veth1-bond: left promiscuous mode
[  522.360522] veth2-bond: left promiscuous mode
[  522.360603] fab-br0: port 1(fbond) entered disabled state
[  522.406618] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.406740] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.425134] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.425276] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.442053] fbond (unregistering): Released all slaves