Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933540AbXIUWvl (ORCPT ); Fri, 21 Sep 2007 18:51:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1764221AbXIUWc4 (ORCPT ); Fri, 21 Sep 2007 18:32:56 -0400 Received: from ns.suse.de ([195.135.220.2]:57139 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1764175AbXIUWcv (ORCPT ); Fri, 21 Sep 2007 18:32:51 -0400 From: Andi Kleen References: <200709221231.836138000@suse.de> In-Reply-To: <200709221231.836138000@suse.de> To: patches@x86-64.org, linux-kernel@vger.kernel.org Subject: [PATCH] [49/50] x86_64: Initialize 64bit registers for a.out executables Message-Id: <20070921223250.0624313DCD@wotan.suse.de> Date: Sat, 22 Sep 2007 00:32:49 +0200 (CEST) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 955 Lines: 27 Previously the data from before the exec was kept in there. Zero them instead Signed-off-by: Andi Kleen --- arch/x86_64/ia32/ia32_aout.c | 2 ++ 1 file changed, 2 insertions(+) Index: linux/arch/x86_64/ia32/ia32_aout.c =================================================================== --- linux.orig/arch/x86_64/ia32/ia32_aout.c +++ linux/arch/x86_64/ia32/ia32_aout.c @@ -422,6 +422,8 @@ beyond_if: (regs)->eflags = 0x200; (regs)->cs = __USER32_CS; (regs)->ss = __USER32_DS; + regs->r8 = regs->r9 = regs->r10 = regs->r11 = + regs->r12 = regs->r13 = regs->r14 = regs->r15 = 0; set_fs(USER_DS); if (unlikely(current->ptrace & PT_PTRACED)) { if (current->ptrace & PT_TRACE_EXEC) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/