[  871.222930] 8021q: adding VLAN 0 to HW filter on device bond0
[  871.226451] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.229879] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  871.233253] br0: port 1(veth0) entered blocking state
[  871.233286] br0: port 1(veth0) entered disabled state
[  871.233321] veth0: entered allmulticast mode
[  871.233376] veth0: entered promiscuous mode
[  871.236723] br0: port 2(veth1) entered blocking state
[  871.236786] br0: port 2(veth1) entered disabled state
[  871.236857] veth1: entered allmulticast mode
[  871.236942] veth1: entered promiscuous mode
[  872.269222] br0: port 1(veth0) entered blocking state
[  872.269311] br0: port 1(veth0) entered forwarding state
[  872.269403] br0: port 2(veth1) entered blocking state
[  872.269473] br0: port 2(veth1) entered forwarding state
[  873.294187] bond0: (slave veth1): link status definitely up
[  873.294284] bond0: (slave veth1): making interface the new active one
[  873.294341] bond0: active interface up!
[  873.389887] veth1: left allmulticast mode
[  873.389921] veth1: left promiscuous mode
[  873.389949] br0: port 2(veth1) entered disabled state
[  873.390103] veth0: left allmulticast mode
[  873.390133] veth0: left promiscuous mode
[  873.390161] br0: port 1(veth0) entered disabled state
[  873.397426] bond0: (slave veth1): Releasing backup interface
[  873.400328] bond0: (slave veth0): Releasing backup interface
[  873.429227] bond0 (unregistering): Released all slaves