[ 1413.087056][ T4221] br1: port 1(veth1) entered blocking state
[ 1413.087306][ T4221] br1: port 1(veth1) entered disabled state
[ 1413.087553][ T4221] veth1: entered allmulticast mode
[ 1413.089390][ T4221] veth1: entered promiscuous mode
[ 1413.240349][   T51] br1: port 1(veth1) entered blocking state
[ 1413.240826][   T51] br1: port 1(veth1) entered forwarding state
[ 1427.982711][ T4280] br1: port 1(veth1) entered disabled state
[ 1428.103259][ T4281] veth1: left allmulticast mode
[ 1428.103462][ T4281] veth1: left promiscuous mode
[ 1428.103773][ T4281] br1: port 1(veth1) entered disabled state