[  520.428678] fab-br0: port 1(fbond) entered blocking state
[  520.428764] fab-br0: port 1(fbond) entered disabled state
[  520.428834] fbond: entered allmulticast mode
[  520.428934] fbond: entered promiscuous mode
[  520.442254] veth1-bond: entered promiscuous mode
[  520.442330] veth1-bond: entered allmulticast mode
[  520.442415] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  520.456723] veth2-bond: entered promiscuous mode
[  520.456793] veth2-bond: entered allmulticast mode
[  520.456849] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  520.474496] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.495586] fab-br0: port 1(fbond) entered blocking state
[  520.495645] fab-br0: port 1(fbond) entered forwarding state
[  520.578507] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.578664] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  520.578761] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  520.578846] fbond: active interface up!
[  522.043096] fbond: left allmulticast mode
[  522.043154] veth1-bond: left allmulticast mode
[  522.043186] veth2-bond: left allmulticast mode
[  522.043219] fbond: left promiscuous mode
[  522.043241] veth1-bond: left promiscuous mode
[  522.043275] veth2-bond: left promiscuous mode
[  522.043320] fab-br0: port 1(fbond) entered disabled state
[  522.081354] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.081521] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.106677] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.106817] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.116637] fbond (unregistering): Released all slaves