[  518.884746] fab-br0: port 1(fbond) entered blocking state
[  518.884810] fab-br0: port 1(fbond) entered disabled state
[  518.884903] fbond: entered allmulticast mode
[  518.884998] fbond: entered promiscuous mode
[  518.897783] veth1-bond: entered promiscuous mode
[  518.897858] veth1-bond: entered allmulticast mode
[  518.897931] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.907709] veth2-bond: entered promiscuous mode
[  518.907775] veth2-bond: entered allmulticast mode
[  518.907837] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.940131] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.940270] fab-br0: port 1(fbond) entered blocking state
[  518.940322] fab-br0: port 1(fbond) entered forwarding state
[  519.044153] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.044319] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.044400] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.044456] fbond: active interface up!
[  520.447395] fbond: left allmulticast mode
[  520.447459] veth1-bond: left allmulticast mode
[  520.447522] veth2-bond: left allmulticast mode
[  520.447574] fbond: left promiscuous mode
[  520.447615] veth1-bond: left promiscuous mode
[  520.447674] veth2-bond: left promiscuous mode
[  520.447746] fab-br0: port 1(fbond) entered disabled state
[  520.482380] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.482495] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.501279] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.501434] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.511197] fbond (unregistering): Released all slaves