[  521.921158] fab-br0: port 1(fbond) entered blocking state
[  521.921231] fab-br0: port 1(fbond) entered disabled state
[  521.921301] fbond: entered allmulticast mode
[  521.921409] fbond: entered promiscuous mode
[  521.939968] veth1-bond: entered promiscuous mode
[  521.940054] veth1-bond: entered allmulticast mode
[  521.940135] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.955445] veth2-bond: entered promiscuous mode
[  521.955521] veth2-bond: entered allmulticast mode
[  521.955583] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  522.061750] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  522.061837] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  522.061920] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  522.061985] fbond: active interface up!
[  522.062048] fab-br0: port 1(fbond) entered blocking state
[  522.062101] fab-br0: port 1(fbond) entered forwarding state
[  523.140199] fbond: left allmulticast mode
[  523.140252] veth1-bond: left allmulticast mode
[  523.140288] veth2-bond: left allmulticast mode
[  523.140325] fbond: left promiscuous mode
[  523.140351] veth1-bond: left promiscuous mode
[  523.140395] veth2-bond: left promiscuous mode
[  523.140453] fab-br0: port 1(fbond) entered disabled state
[  523.183024] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  523.183139] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  523.199939] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  523.200083] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  523.209805] fbond (unregistering): Released all slaves