From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753020Ab0AVBFx (ORCPT ); Thu, 21 Jan 2010 20:05:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752408Ab0AVBFw (ORCPT ); Thu, 21 Jan 2010 20:05:52 -0500 Received: from ey-out-2122.google.com ([74.125.78.25]:17685 "EHLO ey-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751524Ab0AVBFw (ORCPT ); Thu, 21 Jan 2010 20:05:52 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=vwBvs7GyyUpWMgfmzRWd9RSmKQUYqRUVphsoFRGaOczhKVjeexmJXjjK6RTIQK14zQ FK9A8rS79/N6OHB6s23kbA8Yx7JgBFHPqbI+UYA7L/hLePWF6EhrkfgSfPL03Xgtk4y9 kEhG3vCtJwgcq9IOHRzsDvA608+iW05Wg8hcg= MIME-Version: 1.0 Date: Fri, 22 Jan 2010 02:05:50 +0100 Message-ID: <22d9728d1001211705i4cf90df2ha730061ea01972b6@mail.gmail.com> Subject: Hi all, bug or design flaw? From: Stepan Chatalyan To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi there, I'm Stepan G. Chatalyan, and i think that I discovered a bug or design flaw... and I don't know that it is provide from kernel... Let's see: (1) I mount /tmp with noexec,nosuid,nodev options /dev/hda6 on /tmp type ext3 (rw,noexec,nosuid,nodev,relatime) (2) I went to 'cd /tmp'`and I created a bash script, or another script (perl, python, etc)... and chmod +x createdfile script cointain: #!/bin/bash echo "Probe..." (3) I tried to execut it with "./createdfile" [kehcho@kehcho] [/tmp]$ ./createdfile -bash: ./createdfile: /bin/bash: bad interpreter: Permission denied (4) I tried to execute it, but pass to bash ". /tmp/createdfile" [kehcho@tornadowt] [/tmp]$ . /tmp/createdfile Probe... It is a kernel bug or I just report a another one? BB -- Regards