[  750.232432] 8021q: adding VLAN 0 to HW filter on device bond0
[  750.246202] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  750.261249] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  750.275437] br0: port 1(veth0) entered blocking state
[  750.275527] br0: port 1(veth0) entered disabled state
[  750.275590] veth0: entered allmulticast mode
[  750.275701] veth0: entered promiscuous mode
[  750.289663] br0: port 2(veth1) entered blocking state
[  750.289754] br0: port 2(veth1) entered disabled state
[  750.289815] veth1: entered allmulticast mode
[  750.289919] veth1: entered promiscuous mode
[  751.261353] br0: port 1(veth0) entered blocking state
[  751.261433] br0: port 1(veth0) entered forwarding state
[  751.261565] br0: port 2(veth1) entered blocking state
[  751.261635] br0: port 2(veth1) entered forwarding state
[  753.308361] bond0: (slave veth0): link status definitely up
[  753.308452] bond0: (slave veth1): link status definitely up
[  753.308503] bond0: (slave veth0): making interface the new active one
[  753.308635] bond0: active interface up!
[  753.455711] veth1: left allmulticast mode
[  753.455798] veth1: left promiscuous mode
[  753.455865] br0: port 2(veth1) entered disabled state
[  753.456001] veth0: left allmulticast mode
[  753.456053] veth0: left promiscuous mode
[  753.456104] br0: port 1(veth0) entered disabled state
[  753.477009] bond0: (slave veth1): Releasing backup interface
[  753.481591] bond0: (slave veth0): Releasing backup interface
[  753.511524] bond0 (unregistering): Released all slaves