Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E7F58C6FD1F for ; Tue, 14 Mar 2023 03:12:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229612AbjCNDMW (ORCPT ); Mon, 13 Mar 2023 23:12:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229484AbjCNDMS (ORCPT ); Mon, 13 Mar 2023 23:12:18 -0400 Received: from out30-100.freemail.mail.aliyun.com (out30-100.freemail.mail.aliyun.com [115.124.30.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E28D782A9B for ; Mon, 13 Mar 2023 20:12:16 -0700 (PDT) Received: from 30.221.131.40(mailfrom:jefflexu@linux.alibaba.com fp:SMTPD_---0VdqKWDt_1678763533) by smtp.aliyun-inc.com; Tue, 14 Mar 2023 11:12:13 +0800 Message-ID: Date: Tue, 14 Mar 2023 11:12:13 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Content-Language: en-US From: Jingbo Xu Subject: [BUG REPORT] arch/x86/include/asm/uaccess_64.h:119: Error: junk at end of line To: bp@alien8.de, tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com Cc: "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, My container failed to compile the latest v6.3, and bisecting shows that commit 5d1dd961e74334a2178264193ea813d44ce5e725 ("x86/alternatives: Add alt_instr.flags") introduces the regression. ``` ./arch/x86/include/asm/uaccess_64.h:124: Error: found 'L', expected: ')' ./arch/x86/include/asm/uaccess_64.h:124: Error: found 'L', expected: ')' ./arch/x86/include/asm/uaccess_64.h:124: Error: found 'L', expected: ')' ./arch/x86/include/asm/uaccess_64.h:124: Error: found 'L', expected: ')' ./arch/x86/include/asm/uaccess_64.h:124: Error: found 'L', expected: ')' ./arch/x86/include/asm/uaccess_64.h:124: Error: found 'L', expected: ')' ./arch/x86/include/asm/uaccess_64.h:124: Error: junk at end of line, first unrecognized character is `L' ``` The gcc inside container is: gcc (GCC) 6.5.1 20181026 (Alibaba 6.5.1-1) While the gcc on the host can compile it successfully: gcc (GCC) 9.2.1 20200522 (Alibaba 9.2.1-3 2.17) -- Thanks, Jingbo