[  553.891968][ T4573] br1: port 1(veth1) entered blocking state
[  553.892185][ T4573] br1: port 1(veth1) entered disabled state
[  553.892379][ T4573] veth1: entered allmulticast mode
[  553.893874][ T4573] veth1: entered promiscuous mode
[  553.958406][ T4576] br1: port 2(veth2) entered blocking state
[  553.958621][ T4576] br1: port 2(veth2) entered disabled state
[  553.958804][ T4576] veth2: entered allmulticast mode
[  553.960283][ T4576] veth2: entered promiscuous mode
[  554.010953][ T4578] br1: port 2(veth2) entered blocking state
[  554.011159][ T4578] br1: port 2(veth2) entered forwarding state
[  554.011483][ T4578] br1: port 1(veth1) entered blocking state
[  554.011665][ T4578] br1: port 1(veth1) entered forwarding state
[  563.775975][ T4905] br1: port 2(veth2) entered disabled state
[  563.776475][ T4905] br1: port 1(veth1) entered disabled state
[  563.819434][ T4907] veth2: left allmulticast mode
[  563.819613][ T4907] veth2: left promiscuous mode
[  563.819837][ T4907] br1: port 2(veth2) entered disabled state
[  563.879064][ T4909] veth1: left allmulticast mode
[  563.879275][ T4909] veth1: left promiscuous mode
[  563.879571][ T4909] br1: port 1(veth1) entered disabled state