[  519.109496] fab-br0: port 1(fbond) entered blocking state
[  519.109555] fab-br0: port 1(fbond) entered disabled state
[  519.109620] fbond: entered allmulticast mode
[  519.109730] fbond: entered promiscuous mode
[  519.122931] veth1-bond: entered promiscuous mode
[  519.123001] veth1-bond: entered allmulticast mode
[  519.123067] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.132805] veth2-bond: entered promiscuous mode
[  519.132885] veth2-bond: entered allmulticast mode
[  519.132951] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.162179] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.163519] fab-br0: port 1(fbond) entered blocking state
[  519.163590] fab-br0: port 1(fbond) entered forwarding state
[  519.266178] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.266336] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.266404] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.266460] fbond: active interface up!
[  520.674548] fbond: left allmulticast mode
[  520.674635] veth1-bond: left allmulticast mode
[  520.674685] veth2-bond: left allmulticast mode
[  520.674732] fbond: left promiscuous mode
[  520.674806] veth1-bond: left promiscuous mode
[  520.674861] veth2-bond: left promiscuous mode
[  520.674929] fab-br0: port 1(fbond) entered disabled state
[  520.708954] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.709062] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.725328] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.725496] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.735262] fbond (unregistering): Released all slaves