[  537.942017] fab-br0: port 1(fbond) entered blocking state
[  537.942108] fab-br0: port 1(fbond) entered disabled state
[  537.942181] fbond: entered allmulticast mode
[  537.942301] fbond: entered promiscuous mode
[  537.953714] veth1-bond: entered promiscuous mode
[  537.953782] veth1-bond: entered allmulticast mode
[  537.953856] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.965999] veth2-bond: entered promiscuous mode
[  537.966064] veth2-bond: entered allmulticast mode
[  537.966125] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  538.002478] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.002627] fab-br0: port 1(fbond) entered blocking state
[  538.002681] fab-br0: port 1(fbond) entered forwarding state
[  538.098544] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  538.098684] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  538.098750] fbond: active interface up!
[  539.194632] fbond: left allmulticast mode
[  539.194677] veth1-bond: left allmulticast mode
[  539.194709] veth2-bond: left allmulticast mode
[  539.194743] fbond: left promiscuous mode
[  539.194765] veth1-bond: left promiscuous mode
[  539.194805] veth2-bond: left promiscuous mode
[  539.194849] fab-br0: port 1(fbond) entered disabled state
[  539.248223] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  539.248305] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  539.266672] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  539.266783] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  539.282576] fbond (unregistering): Released all slaves