You can do a lot with an empty file
In case anyone&#x27;s curious, in absence of a shebang (#!), Linux [1] returns an ENOEXEC to the execve syscall, after which the invoking program (the shell) handles the failure. Usually shells default to running the file as a shell script with itself as argv0.<p>[1] <a href="https:&#x2F;&#x2F;github.com&#x2F;torvalds&#x2F;linux&#x2F;blob&#x2F;3e732ebf7316ac83e8562db7e64cc68aec390a18&#x2F;fs&#x2F;binfmt_script.c#L41" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;torvalds&#x2F;linux&#x2F;blob&#x2F;3e732ebf7316ac83e8562...</a>