r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
connect(r0, &(0x7f0000000000)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private0}}}, 0x80)