openai/codex · error

Failed to execvp {}: {err}

Error message

Failed to execvp {}: {err}

What it means

Error "Failed to execvp {}: {err}" thrown in openai/codex.

Source

Thrown at codex-rs/linux-sandbox/src/linux_run_main.rs:1578

    #[expect(clippy::expect_used)]
    let c_command =
        CString::new(command[0].as_str()).expect("Failed to convert command to CString");
    #[expect(clippy::expect_used)]
    let c_args: Vec<CString> = command
        .iter()
        .map(|arg| CString::new(arg.as_str()).expect("Failed to convert arg to CString"))
        .collect();

    let mut c_args_ptrs: Vec<*const libc::c_char> = c_args.iter().map(|arg| arg.as_ptr()).collect();
    c_args_ptrs.push(std::ptr::null());

    unsafe {
        libc::execvp(c_command.as_ptr(), c_args_ptrs.as_ptr());
    }

    // If execvp returns, there was an error.
    let err = std::io::Error::last_os_error();
    panic!("Failed to execvp {}: {err}", command[0].as_str());
}

#[cfg(test)]
#[path = "linux_run_main_tests.rs"]
mod tests;

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/linux-sandbox/src/linux_run_main.rs:1578 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of openai/codex@339751715c (2026-08-25). Data as JSON: /api/errors/11bccfedc4510bed. Report an issue: GitHub.