From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751963AbbJaFmw (ORCPT ); Sat, 31 Oct 2015 01:42:52 -0400 Received: from mail.kernel.org ([198.145.29.136]:52725 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750919AbbJaFmv (ORCPT ); Sat, 31 Oct 2015 01:42:51 -0400 From: Andy Lutomirski To: x86@kernel.org, linux-kernel@vger.kernel.org Cc: Brian Gerst , Linus Torvalds , Borislav Petkov , Stas Sergeev , Andy Lutomirski Subject: [PATCH urgent 0/2] x86: vm86 fix and test Date: Fri, 30 Oct 2015 22:42:44 -0700 Message-Id: X-Mailer: git-send-email 2.4.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Calling vm86 and then forking will corrupt things. Fix it. This is for x86/urgent. It fixes a 4.3 regression. Andy Lutomirski (2): selftests/x86: Add a fork() to entry_from_vm86 to catch fork bugs x86/vm86: Set thread.vm86 to NULL on fork/clone arch/x86/kernel/process.c | 3 +++ tools/testing/selftests/x86/entry_from_vm86.c | 4 ++++ 2 files changed, 7 insertions(+) -- 2.4.3