[  722.983973][ T5536] br1: port 1(veth1) entered blocking state
[  722.984202][ T5536] br1: port 1(veth1) entered disabled state
[  722.984385][ T5536] veth1: entered allmulticast mode
[  722.986624][ T5536] veth1: entered promiscuous mode
[  723.015501][ T4218] br1: port 1(veth1) entered blocking state
[  723.015690][ T4218] br1: port 1(veth1) entered forwarding state
[  737.257619][ T5681] br1: port 1(veth1) entered disabled state
[  737.280702][ T5682] veth1: left allmulticast mode
[  737.280865][ T5682] veth1: left promiscuous mode
[  737.281090][ T5682] br1: port 1(veth1) entered disabled state