[  556.441944][ T4450] br1: port 1(veth1) entered blocking state
[  556.442298][ T4450] br1: port 1(veth1) entered disabled state
[  556.442628][ T4450] veth1: entered allmulticast mode
[  556.445196][ T4450] veth1: entered promiscuous mode
[  556.529612][ T4453] br1: port 2(veth2) entered blocking state
[  556.529982][ T4453] br1: port 2(veth2) entered disabled state
[  556.530364][ T4453] veth2: entered allmulticast mode
[  556.532220][ T4453] veth2: entered promiscuous mode
[  556.585597][ T4455] br1: port 2(veth2) entered blocking state
[  556.585817][ T4455] br1: port 2(veth2) entered forwarding state
[  556.586180][ T4455] br1: port 1(veth1) entered blocking state
[  556.586351][ T4455] br1: port 1(veth1) entered forwarding state
[  566.718207][ T4815] br1: port 2(veth2) entered disabled state
[  566.719119][ T4815] br1: port 1(veth1) entered disabled state
[  566.779199][ T4818] veth2: left allmulticast mode
[  566.779435][ T4818] veth2: left promiscuous mode
[  566.779731][ T4818] br1: port 2(veth2) entered disabled state
[  566.856101][ T4820] veth1: left allmulticast mode
[  566.856293][ T4820] veth1: left promiscuous mode
[  566.856551][ T4820] br1: port 1(veth1) entered disabled state