[  749.999484] br1: port 1(veth1) entered blocking state
[  749.999609] br1: port 1(veth1) entered disabled state
[  749.999681] veth1: entered allmulticast mode
[  749.999778] veth1: entered promiscuous mode
[  750.004843] br1: port 2(veth2) entered blocking state
[  750.004881] br1: port 2(veth2) entered disabled state
[  750.004914] veth2: entered allmulticast mode
[  750.004970] veth2: entered promiscuous mode
[  750.010179] br1: port 2(veth2) entered blocking state
[  750.010216] br1: port 2(veth2) entered forwarding state
[  750.010261] br1: port 1(veth1) entered blocking state
[  750.010291] br1: port 1(veth1) entered forwarding state
[  756.234709] br1: port 2(veth2) entered disabled state
[  756.234813] br1: port 1(veth1) entered disabled state
[  756.240277] veth2: left allmulticast mode
[  756.240312] veth2: left promiscuous mode
[  756.240344] br1: port 2(veth2) entered disabled state
[  756.245705] veth1: left allmulticast mode
[  756.245734] veth1: left promiscuous mode
[  756.245758] br1: port 1(veth1) entered disabled state