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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 2515FC4338F for ; Tue, 17 Aug 2021 11:29:43 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id 452F560EBD for ; Tue, 17 Aug 2021 11:29:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 452F560EBD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.openwall.com Received: (qmail 27881 invoked by uid 550); 17 Aug 2021 11:29:33 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Received: (qmail 17847 invoked from network); 17 Aug 2021 04:04:12 -0000 X-IronPort-AV: E=McAfee;i="6200,9189,10078"; a="216021407" X-IronPort-AV: E=Sophos;i="5.84,327,1620716400"; d="scan'208";a="216021407" X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,327,1620716400"; d="scan'208";a="505156435" From: "Ma, XinjianX" To: "legion@kernel.org" , "linux-kselftest@vger.kernel.org" CC: lkp , "linux-kselftest@vger.kernel.org" , "akpm@linux-foundation.org" , "axboe@kernel.dk" , "christian.brauner@ubuntu.com" , "containers@lists.linux-foundation.org" , "ebiederm@xmission.com" , "jannh@google.com" , "keescook@chromium.org" , "kernel-hardening@lists.openwall.com" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "oleg@redhat.com" , "torvalds@linux-foundation.org" Subject: Re: [PATCH v11 5/9] Reimplement RLIMIT_MSGQUEUE on top of ucounts Thread-Topic: [PATCH v11 5/9] Reimplement RLIMIT_MSGQUEUE on top of ucounts Thread-Index: AQHXkxd6jQPRg5rF3UWHcji9NSI54Q== Date: Tue, 17 Aug 2021 04:03:50 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.36] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Hi Alexey, When lkp team run kernel selftests, we found after these series of patches,= testcase mqueue: mq_perf_tests in kselftest failed with following message.=20 If you confirm and fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot lkp@intel.com ``` # selftests: mqueue: mq_perf_tests # # Initial system state: # Using queue path: /mq_perf_tests # RLIMIT_MSGQUEUE(soft): 819200 # RLIMIT_MSGQUEUE(hard): 819200 # Maximum Message Size: 8192 # Maximum Queue Size: 10 # Nice value: 0 # # Adjusted system state for testing: # RLIMIT_MSGQUEUE(soft): (unlimited) # RLIMIT_MSGQUEUE(hard): (unlimited) # Maximum Message Size: 16777216 # Maximum Queue Size: 65530 # Nice value: -20 # Continuous mode: (disabled) # CPUs to pin: 3 # ./mq_perf_tests: mq_open() at 296: Too many open files not ok 2 selftests: mqueue: mq_perf_tests # exit=3D1 ``` =20 Test env: rootfs: debian-10 gcc version: 9 ------ Thanks=20 Ma Xinjian