[  550.006763] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  550.022485] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  550.038569] br0: port 1(veth0) entered blocking state
[  550.038645] br0: port 1(veth0) entered disabled state
[  550.038709] veth0: entered allmulticast mode
[  550.038814] veth0: entered promiscuous mode
[  550.053566] br0: port 2(veth1) entered blocking state
[  550.053643] br0: port 2(veth1) entered disabled state
[  550.053700] veth1: entered allmulticast mode
[  550.053786] veth1: entered promiscuous mode
[  550.965534] br0: port 1(veth0) entered blocking state
[  550.965622] br0: port 1(veth0) entered forwarding state
[  550.965699] br0: port 2(veth1) entered blocking state
[  550.965743] br0: port 2(veth1) entered forwarding state
[  552.053512] bond0: (slave veth1): link status definitely up
[  552.053595] bond0: (slave veth1): making interface the new active one
[  552.053658] bond0: active interface up!
[  552.082366] veth1: left allmulticast mode
[  552.082412] veth1: left promiscuous mode
[  552.082450] br0: port 2(veth1) entered disabled state
[  552.082551] veth0: left allmulticast mode
[  552.082581] veth0: left promiscuous mode
[  552.082620] br0: port 1(veth0) entered disabled state
[  552.102685] bond0: (slave veth1): Releasing backup interface
[  552.109676] bond0: (slave veth0): Releasing backup interface