[  550.135127] fab-br0: port 1(fbond) entered blocking state
[  550.135178] fab-br0: port 1(fbond) entered disabled state
[  550.135218] fbond: entered allmulticast mode
[  550.135287] fbond: entered promiscuous mode
[  550.152263] veth1-bond: entered promiscuous mode
[  550.152317] veth1-bond: entered allmulticast mode
[  550.152365] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.165995] veth2-bond: entered promiscuous mode
[  550.166051] veth2-bond: entered allmulticast mode
[  550.166099] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.279559] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.279648] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.279723] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.279793] fbond: active interface up!
[  550.279860] fab-br0: port 1(fbond) entered blocking state
[  550.279909] fab-br0: port 1(fbond) entered forwarding state
[  551.471446] fbond: left allmulticast mode
[  551.471532] veth1-bond: left allmulticast mode
[  551.471571] veth2-bond: left allmulticast mode
[  551.471614] fbond: left promiscuous mode
[  551.471642] veth1-bond: left promiscuous mode
[  551.471682] veth2-bond: left promiscuous mode
[  551.471729] fab-br0: port 1(fbond) entered disabled state
[  551.503355] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  551.503438] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  551.511696] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  551.511806] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  551.517567] fbond (unregistering): Released all slaves