[  518.939929] fab-br0: port 1(fbond) entered blocking state
[  518.939982] fab-br0: port 1(fbond) entered disabled state
[  518.940034] fbond: entered allmulticast mode
[  518.940129] fbond: entered promiscuous mode
[  518.954227] veth1-bond: entered promiscuous mode
[  518.954297] veth1-bond: entered allmulticast mode
[  518.954374] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.965746] veth2-bond: entered promiscuous mode
[  518.965818] veth2-bond: entered allmulticast mode
[  518.965894] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.989108] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.995423] fab-br0: port 1(fbond) entered blocking state
[  518.995490] fab-br0: port 1(fbond) entered forwarding state
[  519.093119] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.093244] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.093352] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.093418] fbond: active interface up!
[  520.547889] fbond: left allmulticast mode
[  520.547973] veth1-bond: left allmulticast mode
[  520.548039] veth2-bond: left allmulticast mode
[  520.548110] fbond: left promiscuous mode
[  520.548157] veth1-bond: left promiscuous mode
[  520.548219] veth2-bond: left promiscuous mode
[  520.548291] fab-br0: port 1(fbond) entered disabled state
[  520.577224] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.577367] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.588339] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.588527] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.594230] fbond (unregistering): Released all slaves