[ 4447.027241][T21521] xdummy0: entered promiscuous mode
[ 4447.045605][T21521] xdummy0: left promiscuous mode
[ 4447.106559][T21521] tap (21521) used greatest stack depth: 23600 bytes left
[ 4447.144881][T21527] xdummy0: entered promiscuous mode
[ 4447.167556][T21527] xdummy0: left promiscuous mode
[ 4447.239977][T21529] xdummy0: entered promiscuous mode
[ 4447.248917][T21529] xdummy0: left promiscuous mode