[  539.413202] fab-br0: port 1(fbond) entered blocking state
[  539.413275] fab-br0: port 1(fbond) entered disabled state
[  539.413353] fbond: entered allmulticast mode
[  539.413464] fbond: entered promiscuous mode
[  539.429457] veth1-bond: entered promiscuous mode
[  539.429539] veth1-bond: entered allmulticast mode
[  539.429621] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  539.444254] veth2-bond: entered promiscuous mode
[  539.444379] veth2-bond: entered allmulticast mode
[  539.444460] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  539.459095] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  539.478778] fab-br0: port 1(fbond) entered blocking state
[  539.478851] fab-br0: port 1(fbond) entered forwarding state
[  539.563087] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  539.563282] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  539.563422] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  539.563542] fbond: active interface up!
[  541.006855] fbond: left allmulticast mode
[  541.006968] veth1-bond: left allmulticast mode
[  541.007033] veth2-bond: left allmulticast mode
[  541.007103] fbond: left promiscuous mode
[  541.007148] veth1-bond: left promiscuous mode
[  541.007218] veth2-bond: left promiscuous mode
[  541.007307] fab-br0: port 1(fbond) entered disabled state
[  541.043145] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  541.043255] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  541.051216] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  541.051375] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  541.065146] fbond (unregistering): Released all slaves