Image.Load throws IndexOutOfRangeException (Tiff) #2435

System.IndexOutOfRangeException: Index was outside the bounds of the array.
   at SixLabors.ImageSharp.Formats.Tiff.TiffDecoderCore.DecodeTilesChunky[TPixel](ImageFrame`1 frame, Int32 tileWidth, Int32 tileLength, Int32 tilesAcross, Int32 tilesDown, Span`1 tileOffsets, Span`1 tileByteCounts, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.Tiff.TiffDecoderCore.DecodeImageWithTiles[TPixel](ExifProfile tags, ImageFrame`1 frame, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.Tiff.TiffDecoderCore.DecodeFrame[TPixel](ExifProfile tags, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.Tiff.TiffDecoderCore.Decode[TPixel](BufferedReadStream stream, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.ImageDecoderUtilities.Decode[TPixel](IImageDecoderInternals decoder, Configuration configuration, Stream stream, Func`3 largeImageExceptionFactory, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.ImageDecoderUtilities.Decode[TPixel](IImageDecoderInternals decoder, Configuration configuration, Stream stream, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.Tiff.TiffDecoder.Decode[TPixel](DecoderOptions options, Stream stream, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.Tiff.TiffDecoder.Decode(DecoderOptions options, Stream stream, CancellationToken cancellationToken)
   at SixLabors.ImageSharp.Formats.ImageDecoder.<>c__DisplayClass1_0.<Decode>b__0(Stream s)
   at SixLabors.ImageSharp.Formats.ImageDecoder.<WithSeekableStream>g__PeformActionAndResetPosition|11_0[T](Stream s, Int64 position, <>c__DisplayClass11_0`1& )
   at SixLabors.ImageSharp.Formats.ImageDecoder.WithSeekableStream[T](DecoderOptions options, Stream stream, Func`2 action)
   at SixLabors.ImageSharp.Formats.ImageDecoder.Decode(DecoderOptions options, Stream stream)
   at SixLabors.ImageSharp.Image.Decode(DecoderOptions options, Stream stream)
   at SixLabors.ImageSharp.Image.<>c__DisplayClass80_0.<Load>b__0(Stream s)
   at SixLabors.ImageSharp.Image.WithSeekableStream[T](DecoderOptions options, Stream stream, Func`2 action)
   at SixLabors.ImageSharp.Image.Load(DecoderOptions options, Stream stream)
   at SixLabors.ImageSharp.Image.Load(Stream stream)

public static MemoryStream ConverterPara(MemoryStream imagemStream)
{
    var pngEncoder = new PngEncoder()
    {
        FilterMethod = PngFilterMethod.Adaptive,
        CompressionLevel = PngCompressionLevel.BestCompression,
        TransparentColorMode = PngTransparentColorMode.Clear,
        ColorType = PngColorType.Grayscale,
        BitDepth = PngBitDepth.Bit4,
        SkipMetadata = true
    };

    imagemStream.Position = 0;
    var resultadoStream = new MemoryStream();

    using (var imagem = Image.Load(imagemStream))
    {
        using (var clone = imagem.CloneAs<L8>())
            clone.Save(resultadoStream, pngEncoder);
    }

    return resultadoStream;
}