From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailout06.t-online.de (mailout06.t-online.de [194.25.134.19]) by sourceware.org (Postfix) with ESMTPS id E6114385041A for ; Sat, 30 Jan 2021 08:34:58 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org E6114385041A Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=t-online.de Authentication-Results: sourceware.org; spf=none smtp.mailfrom=winfried.magerl@t-online.de Received: from fwd14.aul.t-online.de (fwd14.aul.t-online.de [172.20.26.242]) by mailout06.t-online.de (Postfix) with SMTP id 95F1D41EA6BC for ; Sat, 30 Jan 2021 09:34:57 +0100 (CET) Received: from winnix.dyndns.org (SODA08ZXohfBLN4cWFc8-XIeODIB6PQxK4snzYsEyC25s1YSF5RiLtyWY5QCUQZgRq@[87.154.31.141]) by fwd14.t-online.de with (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384 encrypted) esmtp id 1l5lib-29s4Dg0; Sat, 30 Jan 2021 09:34:57 +0100 Date: Sat, 30 Jan 2021 09:34:56 +0100 From: "Winfried Magerl" To: libc-alpha@sourceware.org Subject: AMD 3900X: FAIL: elf/tst-cpu-features-cpuinfo Message-ID: Mail-Followup-To: libc-alpha@sourceware.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-ID: SODA08ZXohfBLN4cWFc8-XIeODIB6PQxK4snzYsEyC25s1YSF5RiLtyWY5QCUQZgRq X-TOI-EXPURGATEID: 150726::1611995697-0000FE54-96B8CD6C/0/0 CLEAN NORMAL X-TOI-MSGID: b9a97701-05d0-45bd-b8bb-0d0107ee8198 X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00, FREEMAIL_FROM, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=no autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 30 Jan 2021 08:35:01 -0000 Hello, I got a suspicious error when building current upcoming glibc-2.33: FAIL: elf/tst-cpu-features-cpuinfo The relavant details from elf/tst-cpu-features-cpuinfo.out (likely invariant_tsc can be ignored): Checking HAS_CPU_FEATURE (INVARIANT_TSC): HAS_CPU_FEATURE (INVARIANT_TSC): 1 cpuinfo (invariant_tsc): 0 *** missing in /proc/cpuinfo *** Checking HAS_CPU_FEATURE (SSBD): HAS_CPU_FEATURE (SSBD): 0 cpuinfo (ssbd): 1 *** failure *** Checking HAS_CPU_FEATURE (STIBP): HAS_CPU_FEATURE (STIBP): 0 cpuinfo (stibp): 1 *** failure *** 2 differences between /proc/cpuinfo and glibc code. The details of the build-system: cpu: AMD Ryzen 9 3900X 12-Core Processor os: openSUSE Tumbleweed 20210128 gcc: gcc-10-3.1.x86_64 binutils: binutils-2.35.1-1.1 Maybe this helps to track down the problem. From a quick look it's likely uncritical because the feature is simply missing (as opposed to a missdetected non-existing feature). regards winfried