[  537.075313] fab-br0: port 1(fbond) entered blocking state
[  537.075382] fab-br0: port 1(fbond) entered disabled state
[  537.075445] fbond: entered allmulticast mode
[  537.075552] fbond: entered promiscuous mode
[  537.088629] veth1-bond: entered promiscuous mode
[  537.088714] veth1-bond: entered allmulticast mode
[  537.088787] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.099826] veth2-bond: entered promiscuous mode
[  537.099899] veth2-bond: entered allmulticast mode
[  537.099970] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.128938] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.133846] fab-br0: port 1(fbond) entered blocking state
[  537.133913] fab-br0: port 1(fbond) entered forwarding state
[  537.231949] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.232114] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.232201] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.232281] fbond: active interface up!
[  538.651151] fbond: left allmulticast mode
[  538.651209] veth1-bond: left allmulticast mode
[  538.651251] veth2-bond: left allmulticast mode
[  538.651301] fbond: left promiscuous mode
[  538.651339] veth1-bond: left promiscuous mode
[  538.651388] veth2-bond: left promiscuous mode
[  538.651452] fab-br0: port 1(fbond) entered disabled state
[  538.682844] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.682986] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.698062] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.698197] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.707021] fbond (unregistering): Released all slaves