[  849.717766][ T9526] fab-br0: port 1(fbond) entered blocking state
[  849.718034][ T9526] fab-br0: port 1(fbond) entered disabled state
[  849.718308][ T9526] fbond: entered allmulticast mode
[  849.719807][ T9526] fbond: entered promiscuous mode
[  849.836865][ T9528] veth1-bond: entered promiscuous mode
[  849.837382][ T9528] veth1-bond: entered allmulticast mode
[  849.838680][ T9528] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  849.941894][ T9529] veth2-bond: entered promiscuous mode
[  849.942371][ T9529] veth2-bond: entered allmulticast mode
[  849.942904][ T9529] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  850.016199][  T280] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  850.017433][  T280] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  850.017939][  T280] fbond: active interface up!
[  850.192324][ T9532] fab-br0: port 1(fbond) entered blocking state
[  850.192654][ T9532] fab-br0: port 1(fbond) entered forwarding state
[  850.223579][  T280] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  852.584711][ T9575] fbond: left allmulticast mode
[  852.584953][ T9575] veth1-bond: left allmulticast mode
[  852.585157][ T9575] veth2-bond: left allmulticast mode
[  852.585346][ T9575] fbond: left promiscuous mode
[  852.585548][ T9575] veth1-bond: left promiscuous mode
[  852.585936][ T9575] veth2-bond: left promiscuous mode
[  852.587488][ T9575] fab-br0: port 1(fbond) entered disabled state
[  853.030241][ T9576] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  853.031389][ T9576] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  853.049235][ T9576] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  853.050370][ T9576] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  853.069218][ T9576] fbond (unregistering): Released all slaves