Function load_elf_task_inner 

fn load_elf_task_inner(
    elf_data: &[u8],
    name: &'static str,
    extra_args: &[&str],
    seed_caps: &[Capability],
) -> Result<Arc<Task>, &'static str>

Internal ELF task builder used by all public loading APIs. extra_args are written to the user stack as argv[1..] after the program name.