[  520.940757] fab-br0: port 1(fbond) entered blocking state
[  520.940833] fab-br0: port 1(fbond) entered disabled state
[  520.940897] fbond: entered allmulticast mode
[  520.941064] fbond: entered promiscuous mode
[  520.952431] veth1-bond: entered promiscuous mode
[  520.952497] veth1-bond: entered allmulticast mode
[  520.952562] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  520.963012] veth2-bond: entered promiscuous mode
[  520.963099] veth2-bond: entered allmulticast mode
[  520.963155] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.003050] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.003218] fab-br0: port 1(fbond) entered blocking state
[  521.003259] fab-br0: port 1(fbond) entered forwarding state
[  521.098100] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.098228] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.098285] fbond: active interface up!
[  522.239133] fbond: left allmulticast mode
[  522.239200] veth1-bond: left allmulticast mode
[  522.239270] veth2-bond: left allmulticast mode
[  522.239332] fbond: left promiscuous mode
[  522.239379] veth1-bond: left promiscuous mode
[  522.239452] veth2-bond: left promiscuous mode
[  522.239532] fab-br0: port 1(fbond) entered disabled state
[  522.273310] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.273447] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.285342] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.285537] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.292185] fbond (unregistering): Released all slaves