From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A4FEEC48BD6 for ; Thu, 27 Jun 2019 02:27:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 715B62183F for ; Thu, 27 Jun 2019 02:27:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726957AbfF0C1B (ORCPT ); Wed, 26 Jun 2019 22:27:01 -0400 Received: from mail1.windriver.com ([147.11.146.13]:60203 "EHLO mail1.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726898AbfF0C1B (ORCPT ); Wed, 26 Jun 2019 22:27:01 -0400 Received: from ALA-HCA.corp.ad.wrs.com ([147.11.189.40]) by mail1.windriver.com (8.15.2/8.15.1) with ESMTPS id x5R2QiVx023927 (version=TLSv1 cipher=AES128-SHA bits=128 verify=FAIL); Wed, 26 Jun 2019 19:26:44 -0700 (PDT) Received: from [128.224.162.221] (128.224.162.221) by ALA-HCA.corp.ad.wrs.com (147.11.189.50) with Microsoft SMTP Server (TLS) id 14.3.439.0; Wed, 26 Jun 2019 19:26:43 -0700 Subject: Re: glibc nptl tst-robustpi8.c crashes since v5.0.3-rt1 To: Sebastian Andrzej Siewior CC: References: <20190603163853.psno24qkyrjwspg2@linutronix.de> <20190626165107.cyo62mcldfhv67gd@linutronix.de> From: He Zhe Message-ID: Date: Thu, 27 Jun 2019 10:26:39 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190626165107.cyo62mcldfhv67gd@linutronix.de> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Content-Language: en-US X-Originating-IP: [128.224.162.221] Sender: linux-rt-users-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rt-users@vger.kernel.org On 6/27/19 12:51 AM, Sebastian Andrzej Siewior wrote: > On 2019-06-03 18:38:53 [+0200], To He Zhe wrote: >> On 2019-05-29 18:20:56 [+0800], He Zhe wrote: >>> Hi, > Hi, > >>> Since v5.0.3-rt1, glibc/nptl/tst-robustpi8.c causes the following crash. >>> https://github.com/lattera/glibc/blob/master/nptl/tst-robustpi8.c >> thank you for the report. >> >>> root@intel-x86-64:~# ./tst-robustpi8 >>> 007: ------------[ cut here ]------------ >>> 007: kernel BUG at /buildarea2/zhe/repo/linux-rt-devel/kernel/locking/rtmutex.c:1336! >> … >>> 007: Call Trace: >>> 007:  rt_spin_lock_slowlock_locked+0x87/0x230 >>> 007:  rt_spin_lock_slowlock+0x67/0xa0 >>> 007:  rt_spin_lock+0x38/0x40 >>> 007:  ? futex_lock_pi+0x2cd/0x490 >>> 007:  futex_lock_pi+0x2cd/0x490 >>> 007:  do_futex+0x330/0xc40 >>> 007:  __se_sys_futex+0x7f/0x170 >> … >> >> let me see what I can do… > I released v5.0.21-rt14 which addresses the issue. Thanks, I'll give a try ASAP Zhe > >>> Zhe > Sebastian >