}
				hdr.Xattrs[k[len(paxSchilyXattr):]] = v
			}
		}
		if err != nil {
			return ErrHeader
		}
	}
	hdr.PAXRecords = paxHdrs
	return nil
}

// parsePAX parses PAX headers.
// If an extended header (type 'x') is invalid, ErrHeader is returned.
func parsePAX(r io.Reader) (map[string]string, error) {
	buf, err := readSpecialFile(r)
	if err != nil {
		return nil, err

			var stErr bzip2.StructuralError
			if errors.As(err, &stErr) {
				return errInvalidCompression(err, s3Select.Input.CompressionType)
			}
			// Test these compressor errors
			errs := []error{
				gzip.ErrHeader, gzip.ErrChecksum,
				s2.ErrCorrupt, s2.ErrUnsupported, s2.ErrCRC,
				zstd.ErrBlockTooSmall, zstd.ErrMagicMismatch, zstd.ErrWindowSizeExceeded, zstd.ErrUnknownDictionary, zstd.ErrWindowSizeTooSmall,

// architectures. If a large value is encountered when decoding, the result
// stored in Header will be the truncated version.

var tarinsecurepath = godebug.New("tarinsecurepath")

var (
	ErrHeader          = errors.New("archive/tar: invalid tar header")
	ErrWriteTooLong    = errors.New("archive/tar: write too long")
	ErrFieldTooLong    = errors.New("archive/tar: header field too long")

		{"(*Writer).Close", Method, 0},
		{"(*Writer).Flush", Method, 0},
		{"(*Writer).Write", Method, 0},
		{"(*Writer).WriteHeader", Method, 0},
		{"(Format).String", Method, 10},
		{"ErrFieldTooLong", Var, 0},
		{"ErrHeader", Var, 0},
		{"ErrInsecurePath", Var, 20},
		{"ErrWriteAfterClose", Var, 0},
		{"ErrWriteTooLong", Var, 0},
		{"FileInfoHeader", Func, 1},
		{"Format", Type, 10},
		{"FormatGNU", Const, 10},

	fakeErr := errors.New("fake error")
	didClose := make(chan bool, 1)
	req, _ := NewRequest("POST", ts.URL, struct {
		io.Reader
		io.Closer
	}{
		io.MultiReader(io.LimitReader(neverEnding('x'), 1<<20), iotest.ErrReader(fakeErr)),
		closerFunc(func() error {
			select {
			case didClose <- true:
			default:
			}
			return nil
		}),
	})
	res, err := c.Do(req)
	if res != nil {