[  753.864272] ip (29673) used greatest stack depth: 12024 bytes left
[  753.880928] fab-br0: port 1(fbond) entered blocking state
[  753.881010] fab-br0: port 1(fbond) entered disabled state
[  753.881078] fbond: entered allmulticast mode
[  753.881172] fbond: entered promiscuous mode
[  753.893761] veth1-bond: entered promiscuous mode
[  753.893837] veth1-bond: entered allmulticast mode
[  753.893902] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  753.907539] veth2-bond: entered promiscuous mode
[  753.907633] veth2-bond: entered allmulticast mode
[  753.907703] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  753.929668] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  753.939861] fab-br0: port 1(fbond) entered blocking state
[  753.939937] fab-br0: port 1(fbond) entered forwarding state
[  754.025735] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  754.025942] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  754.026020] fbond: active interface up!
[  755.215069] fbond: left allmulticast mode
[  755.215143] veth1-bond: left allmulticast mode
[  755.215191] veth2-bond: left allmulticast mode
[  755.215246] fbond: left promiscuous mode
[  755.215279] veth1-bond: left promiscuous mode
[  755.215335] veth2-bond: left promiscuous mode
[  755.215397] fab-br0: port 1(fbond) entered disabled state
[  755.249172] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  755.249325] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  755.256796] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  755.256977] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  755.268789] fbond (unregistering): Released all slaves