oven-sh/bun · error · ElfError

Not64Bit

Not64Bit

Error message

Not64Bit

What it means

Error "Not64Bit" thrown in oven-sh/bun.

Source

Thrown at src/exe_format/elf.rs:25

//! Must work on any host platform (macOS, Windows, Linux) for cross-compilation.

use core::mem::size_of;
#[cfg(any(target_os = "linux", target_os = "android"))]
use core::sync::atomic::{AtomicU8, Ordering};

#[cfg(any(target_os = "linux", target_os = "android"))]
use bun_core::env_var;
use bun_core::{slice_to_nul, strings};

use crate::{align_up, read_struct, write_struct};

bun_core::declare_scope!(elf, visible);

#[derive(Debug, thiserror::Error, strum::IntoStaticStr)]
pub enum ElfError {
    #[error("InvalidElfFile")]
    InvalidElfFile,
    #[error("Not64Bit")]
    Not64Bit,
    #[error("NotLittleEndian")]
    NotLittleEndian,
    #[error("BunSectionNotFound")]
    BunSectionNotFound,
    #[error("NoWritableLoadSegment")]
    NoWritableLoadSegment,
    #[error("NewVaddrCollides")]
    NewVaddrCollides,
}

pub struct ElfFile {
    pub data: Vec<u8>,
}

impl ElfFile {
    pub fn init(data: Vec<u8>) -> Result<Box<ElfFile>, ElfError> {
        validate_elf64_le(&data)?;

View on GitHub (pinned to 8c5296ac45)

When it happens

Trigger: Thrown at src/exe_format/elf.rs:25 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of oven-sh/bun@8c5296ac45 (2026-08-16). Data as JSON: /api/errors/6a24fbdea83fdcd9. Report an issue: GitHub.