[ 1223.974475][ T8729] br1: port 1(veth1) entered blocking state
[ 1223.974926][ T8729] br1: port 1(veth1) entered disabled state
[ 1223.975242][ T8729] veth1: entered allmulticast mode
[ 1223.977449][ T8729] veth1: entered promiscuous mode
[ 1224.058320][   T37] br1: port 1(veth1) entered blocking state
[ 1224.058626][   T37] br1: port 1(veth1) entered forwarding state
[ 1255.314862][ T8908] br1: port 1(veth1) entered disabled state
[ 1255.404696][ T8910] veth1: left allmulticast mode
[ 1255.404942][ T8910] veth1: left promiscuous mode
[ 1255.405266][ T8910] br1: port 1(veth1) entered disabled state