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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,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 661D6C4321A for ; Tue, 11 Jun 2019 15:16:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3B9622146E for ; Tue, 11 Jun 2019 15:16:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560266182; bh=1GoqjMQCSIR/LFTMRdP+oLpnGDIr4QXhcVX9NdWejlg=; h=Subject:To:References:From:Cc:Date:In-Reply-To:List-ID:From; b=mT8+7kdY1T3cfvhDe0Y04Afums4IfNtdN0rG1Nt6eJtGIplFc9IRrqfLHppAaHKry dFS2lFt95B3Veor78vPg4ZM6xBvZF7gzMf8paOEbdkveIU1HRYfNIAbRZj4Wo4zx3U ifhiP2yCCF+ii9s4NCVo3qPcXtm6Jj3aN3OJcvhg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388333AbfFKPQV (ORCPT ); Tue, 11 Jun 2019 11:16:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:53958 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388207AbfFKPQV (ORCPT ); Tue, 11 Jun 2019 11:16:21 -0400 Received: from [192.168.1.112] (c-24-9-64-241.hsd1.co.comcast.net [24.9.64.241]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id BFC6B212F5; Tue, 11 Jun 2019 15:16:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560266180; bh=1GoqjMQCSIR/LFTMRdP+oLpnGDIr4QXhcVX9NdWejlg=; h=Subject:To:References:From:Cc:Date:In-Reply-To:From; b=qmd6qHtfWZMYjYDIr44YaA/eI661LACLuMVZ6u9TqqW6gwVCtNsq6+l4KJ/uh9T+4 vI/mZuU81JiYGNf/tiocUx94I2EGhvtJRoXIFzcDJo7hXqaYxp4etJxEm3480YhiIb xwEp98iYsP7nwku6xvv73ihBnKGxVntpFyQMvZ0c= Subject: Re: kselftest build broken? To: Dmitry Vyukov , linux-kselftest@vger.kernel.org References: From: shuah Cc: shuah Message-ID: <54bc80f8-71aa-1c04-5908-01923247832e@kernel.org> Date: Tue, 11 Jun 2019 09:16:07 -0600 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: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Hi Dmitry, On 6/11/19 4:30 AM, Dmitry Vyukov wrote: > Hi, > > I've tried to build kselftests for several years now, but I always > find the build broken. Which makes me wonder if the instructions are > broken or something. I follow the instructions in > Documentation/dev-tools/kselftest.rst and start with "make -C > tools/testing/selftests". Here is the errors I get on the upstream > commit 16d72dd4891fecc1e1bf7ca193bb7d5b9804c038: > > error: unable to create target: 'No available targets are compatible > with triple "bpf"' > 1 error generated. > Makefile:259: recipe for target 'elfdep' failed > Makefile:156: recipe for target 'all' failed > Makefile:106: recipe for target > '/linux/tools/testing/selftests/bpf/libbpf.a' failed > test_execve.c:4:10: fatal error: cap-ng.h: No such file or directory These errors are due to missing dependencies. You will need libmount-dev libcap-ng-dev libelf-dev for bpf to build and also clang > ../lib.mk:138: recipe for target > '/linux/tools/testing/selftests/capabilities/test_execve' failed > gpio-mockup-chardev.c:20:10: fatal error: libmount.h: No such file or directory > : recipe for target 'gpio-mockup-chardev' failed > fuse_mnt.c:17:10: fatal error: fuse.h: No such file or directory libfuse-dev is missing. > ../lib.mk:138: recipe for target > '/linux/tools/testing/selftests/memfd/fuse_mnt' failed > collect2: error: ld returned 1 exit status > ../lib.mk:138: recipe for target > '/linux/tools/testing/selftests/mqueue/mq_open_tests' failed Needs libpopt-dev > reuseport_bpf_numa.c:24:10: fatal error: numa.h: No such file or directory Needs libnuma-dev > ../lib.mk:138: recipe for target > '/linux/tools/testing/selftests/net/reuseport_bpf_numa' failed > mlock-random-test.c:8:10: fatal error: sys/capability.h: No such file > or directory > ../lib.mk:138: recipe for target > '/linux/tools/testing/selftests/vm/mlock-random-test' failed > > Here is full log: > > https://gist.githubusercontent.com/dvyukov/47430636e160f297b657df5ba2efa82b/raw/7babc4db228b88f341a376c15e8bc9c4c3b02160/gistfile1.txt > > I have libelf-dev installed. Do I need to install something else? Or > run some other command? ii libelf-dev:amd 0.170-0.4ubu amd64 libelf1 development libraries and ii libelf1:amd64 0.170-0.4ubu amd64 library to read and write ELF fil All of the above built for me on Linux 5.2-rc4. Try installing all of these and let me know if you still see problems. thanks, -- Shuah