[  749.763273] fab-br0: port 1(fbond) entered blocking state
[  749.763347] fab-br0: port 1(fbond) entered disabled state
[  749.763399] fbond: entered allmulticast mode
[  749.763480] fbond: entered promiscuous mode
[  749.775228] veth1-bond: entered promiscuous mode
[  749.775316] veth1-bond: entered allmulticast mode
[  749.775389] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  749.786072] veth2-bond: entered promiscuous mode
[  749.786135] veth2-bond: entered allmulticast mode
[  749.786194] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  749.830557] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  749.830717] fab-br0: port 1(fbond) entered blocking state
[  749.830775] fab-br0: port 1(fbond) entered forwarding state
[  749.925588] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  749.925761] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  749.925859] fbond: active interface up!
[  751.042701] fbond: left allmulticast mode
[  751.042766] veth1-bond: left allmulticast mode
[  751.042857] veth2-bond: left allmulticast mode
[  751.042921] fbond: left promiscuous mode
[  751.042982] veth1-bond: left promiscuous mode
[  751.043044] veth2-bond: left promiscuous mode
[  751.043106] fab-br0: port 1(fbond) entered disabled state
[  751.076111] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  751.076216] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  751.082613] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  751.082717] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  751.100622] fbond (unregistering): Released all slaves