[  521.382433] fab-br0: port 1(fbond) entered blocking state
[  521.382526] fab-br0: port 1(fbond) entered disabled state
[  521.382601] fbond: entered allmulticast mode
[  521.382727] fbond: entered promiscuous mode
[  521.397677] veth1-bond: entered promiscuous mode
[  521.397771] veth1-bond: entered allmulticast mode
[  521.397865] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.411805] veth2-bond: entered promiscuous mode
[  521.411891] veth2-bond: entered allmulticast mode
[  521.411938] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.443528] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.453385] fab-br0: port 1(fbond) entered blocking state
[  521.453459] fab-br0: port 1(fbond) entered forwarding state
[  521.540535] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.540658] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.540745] fbond: active interface up!
[  522.726482] fbond: left allmulticast mode
[  522.726559] veth1-bond: left allmulticast mode
[  522.726612] veth2-bond: left allmulticast mode
[  522.726666] fbond: left promiscuous mode
[  522.726705] veth1-bond: left promiscuous mode
[  522.726759] veth2-bond: left promiscuous mode
[  522.726828] fab-br0: port 1(fbond) entered disabled state
[  522.770581] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.770692] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.785630] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.785769] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.791529] fbond (unregistering): Released all slaves