[  521.317114] fab-br0: port 1(fbond) entered blocking state
[  521.317194] fab-br0: port 1(fbond) entered disabled state
[  521.317261] fbond: entered allmulticast mode
[  521.317351] fbond: entered promiscuous mode
[  521.329597] veth1-bond: entered promiscuous mode
[  521.329660] veth1-bond: entered allmulticast mode
[  521.329718] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.341636] veth2-bond: entered promiscuous mode
[  521.341707] veth2-bond: entered allmulticast mode
[  521.341767] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.363566] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.375322] fab-br0: port 1(fbond) entered blocking state
[  521.375385] fab-br0: port 1(fbond) entered forwarding state
[  521.467590] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.467699] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.467780] fbond: active interface up!
[  522.639037] fbond: left allmulticast mode
[  522.639090] veth1-bond: left allmulticast mode
[  522.639131] veth2-bond: left allmulticast mode
[  522.639172] fbond: left promiscuous mode
[  522.639198] veth1-bond: left promiscuous mode
[  522.639239] veth2-bond: left promiscuous mode
[  522.639284] fab-br0: port 1(fbond) entered disabled state
[  522.676346] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.676436] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.696750] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.696881] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.706657] fbond (unregistering): Released all slaves