[ 1413.571695][ T9751] br1: port 1(veth1) entered blocking state
[ 1413.571960][ T9751] br1: port 1(veth1) entered disabled state
[ 1413.572205][ T9751] veth1: entered allmulticast mode
[ 1413.574802][ T9751] veth1: entered promiscuous mode
[ 1413.726977][   T51] br1: port 1(veth1) entered blocking state
[ 1413.727266][   T51] br1: port 1(veth1) entered forwarding state
[ 1448.179431][ T9842] br1: port 1(veth1) entered disabled state
[ 1448.333750][ T9843] veth1: left allmulticast mode
[ 1448.333972][ T9843] veth1: left promiscuous mode
[ 1448.334287][ T9843] br1: port 1(veth1) entered disabled state