go-delve/delve · error

malformed variable DIE (offset)

Error message

malformed variable DIE (offset)

What it means

Error "malformed variable DIE (offset)" thrown in go-delve/delve.

Source

Thrown at pkg/dwarf/godwarf/tree.go:274

// ContainsPC returns true if the ranges of this DIE contains PC.
func (n *Tree) ContainsPC(pc uint64) bool {
	for _, rng := range n.Ranges {
		if rng[0] > pc {
			return false
		}
		if rng[0] <= pc && pc < rng[1] {
			return true
		}
	}
	return false
}

func (n *Tree) Type(dw *dwarf.Data, index int, typeCache map[dwarf.Offset]Type) (Type, error) {
	if n.typ == nil {
		offset, ok := n.Val(dwarf.AttrType).(dwarf.Offset)
		if !ok {
			return nil, errors.New("malformed variable DIE (offset)")
		}

		var err error
		n.typ, err = ReadType(dw, index, offset, typeCache)
		if err != nil {
			return nil, err
		}
	}
	return n.typ, nil
}

View on GitHub (pinned to a23773e6c3)

When it happens

Trigger: Thrown at pkg/dwarf/godwarf/tree.go:274 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Parsing and encoding errors: unexpected token, malformed input — why parsers reject input and how to find the real culprit.

AI-assisted analysis of go-delve/delve@a23773e6c3 (2026-08-31). Data as JSON: /api/errors/32843269fd318a2e. Report an issue: GitHub.