[  752.675767] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.686546] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  752.698777] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  752.708183] br0: port 1(veth0) entered blocking state
[  752.708261] br0: port 1(veth0) entered disabled state
[  752.708329] veth0: entered allmulticast mode
[  752.708428] veth0: entered promiscuous mode
[  752.718061] br0: port 2(veth1) entered blocking state
[  752.718131] br0: port 2(veth1) entered disabled state
[  752.718182] veth1: entered allmulticast mode
[  752.718263] veth1: entered promiscuous mode
[  753.127965] br0: port 1(veth0) entered blocking state
[  753.128079] br0: port 1(veth0) entered forwarding state
[  753.128159] br0: port 2(veth1) entered blocking state
[  753.128221] br0: port 2(veth1) entered forwarding state
[  754.743949] bond0: (slave veth1): link status definitely up
[  754.744067] bond0: (slave veth1): making interface the new active one
[  754.744172] bond0: active interface up!
[  754.810826] veth1: left allmulticast mode
[  754.810958] veth1: left promiscuous mode
[  754.811037] br0: port 2(veth1) entered disabled state
[  754.811179] veth0: left allmulticast mode
[  754.811233] veth0: left promiscuous mode
[  754.811288] br0: port 1(veth0) entered disabled state
[  754.832296] bond0: (slave veth1): Releasing backup interface
[  754.841184] bond0: (slave veth0): Releasing backup interface