[  518.732890] fab-br0: port 1(fbond) entered blocking state
[  518.732959] fab-br0: port 1(fbond) entered disabled state
[  518.733034] fbond: entered allmulticast mode
[  518.733207] fbond: entered promiscuous mode
[  518.748957] veth1-bond: entered promiscuous mode
[  518.749088] veth1-bond: entered allmulticast mode
[  518.749238] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.761626] veth2-bond: entered promiscuous mode
[  518.761717] veth2-bond: entered allmulticast mode
[  518.761794] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.789090] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.795266] fab-br0: port 1(fbond) entered blocking state
[  518.795320] fab-br0: port 1(fbond) entered forwarding state
[  518.884106] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.884192] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.884282] fbond: active interface up!
[  520.047183] fbond: left allmulticast mode
[  520.047272] veth1-bond: left allmulticast mode
[  520.047327] veth2-bond: left allmulticast mode
[  520.047381] fbond: left promiscuous mode
[  520.047424] veth1-bond: left promiscuous mode
[  520.047485] veth2-bond: left promiscuous mode
[  520.047559] fab-br0: port 1(fbond) entered disabled state
[  520.090190] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.090279] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.099254] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.099404] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.105181] fbond (unregistering): Released all slaves