r0 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCADDRT(r0, 0x8901, &(0x7f0000008d00)={0x0, @in={0x2, 0x0, @broadcast}, @l2tp={0x2, 0x0, @private}, @qipcrtr})