[  750.878217] 8021q: adding VLAN 0 to HW filter on device bond0
[  750.889056] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  750.899727] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  750.910627] br0: port 1(veth0) entered blocking state
[  750.910695] br0: port 1(veth0) entered disabled state
[  750.910764] veth0: entered allmulticast mode
[  750.910853] veth0: entered promiscuous mode
[  750.921865] br0: port 2(veth1) entered blocking state
[  750.921971] br0: port 2(veth1) entered disabled state
[  750.922033] veth1: entered allmulticast mode
[  750.922133] veth1: entered promiscuous mode
[  751.858796] br0: port 1(veth0) entered blocking state
[  751.858932] br0: port 1(veth0) entered forwarding state
[  751.859067] br0: port 2(veth1) entered blocking state
[  751.859133] br0: port 2(veth1) entered forwarding state
[  752.946774] bond0: (slave veth1): link status definitely up
[  752.946891] bond0: (slave veth1): making interface the new active one
[  752.946991] bond0: active interface up!
[  753.004345] veth1: left allmulticast mode
[  753.004412] veth1: left promiscuous mode
[  753.004461] br0: port 2(veth1) entered disabled state
[  753.004579] veth0: left allmulticast mode
[  753.004616] veth0: left promiscuous mode
[  753.004667] br0: port 1(veth0) entered disabled state
[  753.035102] bond0: (slave veth1): Releasing backup interface
[  753.044016] bond0: (slave veth0): Releasing backup interface