[  536.995448] fab-br0: port 1(fbond) entered blocking state
[  536.995530] fab-br0: port 1(fbond) entered disabled state
[  536.995597] fbond: entered allmulticast mode
[  536.995704] fbond: entered promiscuous mode
[  537.009858] veth1-bond: entered promiscuous mode
[  537.009934] veth1-bond: entered allmulticast mode
[  537.010005] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.020891] veth2-bond: entered promiscuous mode
[  537.020973] veth2-bond: entered allmulticast mode
[  537.021042] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.055376] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.055527] fab-br0: port 1(fbond) entered blocking state
[  537.055590] fab-br0: port 1(fbond) entered forwarding state
[  537.151420] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.151537] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.151624] fbond: active interface up!
[  538.283385] fbond: left allmulticast mode
[  538.283440] veth1-bond: left allmulticast mode
[  538.283483] veth2-bond: left allmulticast mode
[  538.283523] fbond: left promiscuous mode
[  538.283552] veth1-bond: left promiscuous mode
[  538.283594] veth2-bond: left promiscuous mode
[  538.283648] fab-br0: port 1(fbond) entered disabled state
[  538.318259] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.318341] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.324503] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.324667] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.330416] fbond (unregistering): Released all slaves