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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 D162DC3A59B for ; Sat, 17 Aug 2019 16:24:02 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A67332184B for ; Sat, 17 Aug 2019 16:24:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A67332184B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=vivier.eu Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:37296 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hz1Un-00050g-Mw for qemu-devel@archiver.kernel.org; Sat, 17 Aug 2019 12:24:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37503) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hz1U9-0004ZV-C5 for qemu-devel@nongnu.org; Sat, 17 Aug 2019 12:23:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hz1U8-0005Al-3r for qemu-devel@nongnu.org; Sat, 17 Aug 2019 12:23:21 -0400 Received: from mout.kundenserver.de ([212.227.126.133]:39685) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hz1U4-00057Y-Sz; Sat, 17 Aug 2019 12:23:17 -0400 Received: from [192.168.100.1] ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue012 [213.165.67.103]) with ESMTPSA (Nemesis) id 1MMH2M-1hj9Hl3Ijm-00JFel; Sat, 17 Aug 2019 18:22:56 +0200 To: David Hildenbrand , Richard Henderson , Riku Voipio , Cornelia Huck , qemu-s390x , "qemu-devel@nongnu.org" References: <8fb538f3-dfdd-b427-727a-2e7c2120da09@gmail.com> <20e800e8-846b-a9c3-f840-826238b0818f@redhat.com> From: Laurent Vivier Openpgp: preference=signencrypt Autocrypt: addr=laurent@vivier.eu; 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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20e800e8-846b-a9c3-f840-826238b0818f@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:0dalZ+hwMpq93PxUnKLXZG07ICYXttEFHIKGQHoskSYanOWqxxj p5m/8fPWZQW32lxmKWig/7Pznwpgp5JCkWiWdZ5naXZEvo70x9jOtfNpaofmlPjqcsYQzqw JbMGbgv8OzoCKppT76v+CmhPw74COI5NnFVnIorwuiUqPaK9DozD64yqN8z2DSVd8g/fS0D 9GGEILjRjcwO6BXId+FCg== X-UI-Out-Filterresults: notjunk:1;V03:K0:o3WFVcHHqaA=:BnUyj+EXFkL3BtueyLSm5r ahFzg2A08gtz1V4Bt9zv4heOcEGJ/bTbb/q2C28mqYw4pBHg1iMFFVTW+rRFDTN9N6IKJiKzV E59/5FicsSrR5guAvXIls/EVBo+f1bY50xeWXUFe8n2GaZ2nLR0KZGH3d+nPI0mN+4Cr+wFn7 YVk/YSP0u4T7UdGchoyfbvHholF3xIh4otgg17sRqu8n/G02mV6p+VRcR2e5fA/I9aoIlb5aB PKbX1rkX6ktJqAlObCa3kER4hXGuu7xo6gpZML3xqCyt6hKHuvnX729+jVAYq/mOXxu5V893k f6YgjoIYXB0uf9nqYOtTLv7rxU4UhEJwpPumrcP5CEHbH0Yj0wLPQaXYb3mxdR/7kDbIPL++T RPEsD3UegapUcaKaW0eB7BvWYzvINDJo/0I4qE+IJe6SXnXjtUUd39iwGj3mpUncJzlbzO32e HjSlBrNMxQ01kufGgtAHMupJg6rK8z4FZjMYgJHoBOgeRKqZPhl204XN5W4iMjhbubehW5zrf V4GhkUS+YCxdVYH5ok5qrDKyHEOMhewGzObxv3oGfN1rrO96ZPKqcHYZ9Ux+WnCbhCTJ2ikH7 BTNzqgEAP98toYEXvMg1biN1+pGPp5MkaxJp0tWjfkw+zIdsln5t/rfjTFPt2/PTYuMD8vllt 9S/JtulrwI/uuXxaC9T+pgiz2K0SEqlOwelBcEvDyBcgaiOeDXnTn8gL+/iXv8IhXZ31o9492 pndoE72GetHLrY7B5HK/clMrHdlVFvztSgxBPy8C7tNN5SHMIb7COo5V6AA= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 212.227.126.133 Subject: Re: [Qemu-devel] [qemu-s390x] linux-user: s390x issue on Fedora 30 (dynamic library loader?) X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Le 17/08/2019 à 18:14, David Hildenbrand a écrit : > On 17.08.19 17:59, David Hildenbrand wrote: >> Hi everybody, >> >> I was just trying to run qemu-s390x (linux-user) with a very simple >> binary (gzip + lib/ld64.so.1, compiled under Fedora 27). This used to >> work just fine a while ago (especially when I was working on vector >> instructions using QEMU v3.1). However, now I can't get past a SEGFAULT >> in the dynamic library loader (I assume it is trying to locate glibc). I >> tried a couple of other binaries that definitely used to work (from >> Fedora 30). >> >> I checked QEMU v4.1, v4.0 and v3.1. All are broken for me. Which is >> weird - because it used to work :/ >> >> I remember that I was running Fedora 29 the last time I had it running, >> so my gut feeling is that this is related to some other system library >> (but which?). I am running on an up-to-date Fedora 30 x86-64 now. >> >> Any ideas? Has this been reported already? (not sure if this is a Fedora >> 30 issue) >> >> LANG=C ~/git/qemu/s390x-linux-user/qemu-s390x -d in_asm -L . gzip --help >> >> ---------------- >> IN: _dl_load_cache_lookup >> 0x00000040008854c2: larl %r1,0x4000895030 >> 0x00000040008854c8: lg %r8,264(%r11) >> 0x00000040008854ce: mvghi 0(%r1),-1 >> 0x00000040008854d4: la %r3,0(%r3,%r8) >> 0x00000040008854d8: l %r7,12(%r8) >> 0x00000040008854dc: llgfr %r2,%r7 >> 0x00000040008854e0: sllg %r1,%r2,1 >> 0x00000040008854e6: agr %r1,%r2 >> 0x00000040008854ea: sllg %r1,%r1,2 >> 0x00000040008854f0: la %r6,16(%r1,%r8) >> 0x00000040008854f4: sgr %r3,%r6 >> 0x00000040008854f8: stg %r3,256(%r11) >> 0x00000040008854fe: ahi %r7,-1 >> 0x0000004000885502: jl 0x40008850f0 >> >> ---------------- >> IN: _dl_load_cache_lookup >> 0x0000004000885506: srak %r10,%r7,1 >> 0x000000400088550c: lgfr %r2,%r10 >> 0x0000004000885510: sllg %r1,%r2,1 >> 0x0000004000885516: agr %r1,%r2 >> 0x000000400088551a: sllg %r1,%r1,2 >> 0x0000004000885520: l %r1,20(%r1,%r8) >> 0x0000004000885524: clrjhe %r1,%r3,0x40008850f0 >> >> Segmentation fault (Speicherabzug geschrieben) >> >> >> Core was generated by >> `/home/dhildenb/git/qemu/s390x-linux-user/qemu-s390x -d in_asm -L . gzip >> --help'. >> Program terminated with signal SIGSEGV, Segmentation fault. >> #0 0x00007fdc5d7c3232 in sigsuspend () from /lib64/libc.so.6 >> [Current thread is 1 (Thread 0x7fdc5d7127c0 (LWP 31072))] >> Missing separate debuginfos, use: dnf debuginfo-install >> glib2-2.60.6-1.fc30.x86_64 glibc-2.29-15.fc30.x86_64 >> libgcc-9.1.1-1.fc30.x86_64 libstdc++-9.1.1-1.fc30.x86_64 >> pcre-8.43-2.fc30.x86_64 zlib-1.2.11-16.fc30.x86_64 >> (gdb) bt >> #0 0x00007fdc5d7c3232 in sigsuspend () from /lib64/libc.so.6 >> #1 0x000055f826135a9c in dump_core_and_abort >> (target_sig=target_sig@entry=11) >> at /home/dhildenb/git/qemu/linux-user/signal.c:613 >> #2 0x000055f826135e37 in handle_pending_signal >> (cpu_env=cpu_env@entry=0x55f8292cec48, sig=sig@entry=11, >> k=k@entry=0x55f8292d7df0) at >> /home/dhildenb/git/qemu/linux-user/signal.c:877 >> #3 0x000055f826136edd in process_pending_signals >> (cpu_env=cpu_env@entry=0x55f8292cec48) >> at /home/dhildenb/git/qemu/linux-user/signal.c:953 >> #4 0x000055f82613a13a in cpu_loop (env=0x55f8292cec48) at >> /home/dhildenb/git/qemu/linux-user/s390x/cpu_loop.c:150 >> #5 0x000055f8260ce2ba in main (argc=, >> argv=0x7fff587a69d8, envp=) >> at /home/dhildenb/git/qemu/linux-user/main.c:819 >> >> Thanks! >> > > CCing QEMU-devel + use my proper dev mail address (I need more coffee :)) > I generally test qemu-s390x before my PR. Last time, I have tested with Fedora 30 x86_64 but my target are always debian. So I guess the problem is with the target. I will have a look on Monday. Thanks, Laurent