[ 1285.009541][ T8479] br1: port 1(veth1) entered blocking state
[ 1285.009890][ T8479] br1: port 1(veth1) entered disabled state
[ 1285.010214][ T8479] veth1: entered allmulticast mode
[ 1285.012208][ T8479] veth1: entered promiscuous mode
[ 1285.096657][  T256] br1: port 1(veth1) entered blocking state
[ 1285.096999][  T256] br1: port 1(veth1) entered forwarding state
[ 1298.688526][ T8578] br1: port 1(veth1) entered disabled state
[ 1298.771886][ T8579] veth1: left allmulticast mode
[ 1298.772117][ T8579] veth1: left promiscuous mode
[ 1298.772439][ T8579] br1: port 1(veth1) entered disabled state