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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47C45C61DA3 for ; Tue, 21 Feb 2023 05:09:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233029AbjBUFJt (ORCPT ); Tue, 21 Feb 2023 00:09:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229626AbjBUFJq (ORCPT ); Tue, 21 Feb 2023 00:09:46 -0500 Received: from mail-il1-f208.google.com (mail-il1-f208.google.com [209.85.166.208]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D17B325B8E for ; Mon, 20 Feb 2023 21:09:45 -0800 (PST) Received: by mail-il1-f208.google.com with SMTP id m6-20020a056e020de600b0030f1b0dfa9dso1180260ilj.4 for ; Mon, 20 Feb 2023 21:09:45 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ht4YMZ9xHmCpd10L1Q7UoHoJ8sa6svP1SEn5xjqGq0c=; b=hFEBNxXmAlKPs/FW9Z2PjXnm2EnbTesQfvoA2z/bNHaKHjwH2BvBKeleioZAbX7gkL 10OYxZjYpCJa/MeFVSKogbRFuARJ52YltlAdtydTlsakKepZCtqHPco8AbNtwVA81tPy xWB3HkZ0YlO/Sk7D2IoPWPMEcfi8ux5Iar/cBwrfF/x8nYPBY6Tpt//mlfFVdXLZgLog uIB6DkE8iEXDsdQp0EmgEInnbZ/cTADXL/SY419k8Dc34diZT2NniIZEeN2SSehAvarO n/MbPr44Q5N9a0UZTTk80H1BXtQb9Fhva3QpGvQs6MB6OHpINl2VKfWa4e3TRzOR0/sB ts7A== X-Gm-Message-State: AO0yUKWnTQaY5tYf2SSE705rxzybHdRmB3zqAVvLg3ntzkwQlqvMIBXO rlzJ8ztXMFkOcW84c7kwtcdNdJOz7ScE/LtrFzeaBoTmkjX6 X-Google-Smtp-Source: AK7set+nYB6MBJH2q9vy2jy1HaXut9lcchTCIZemyEmf468mV8xEhQUy37UkV8BT4h/E3z7e0+6QA+rW4tEAuSG85+ixcK/WjxGU MIME-Version: 1.0 X-Received: by 2002:a05:6638:1122:b0:3c5:1302:c88c with SMTP id f2-20020a056638112200b003c51302c88cmr1562618jar.0.1676956185156; Mon, 20 Feb 2023 21:09:45 -0800 (PST) Date: Mon, 20 Feb 2023 21:09:45 -0800 In-Reply-To: <000000000000ff304105f4d1cd36@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b8643205f52ec9bf@google.com> Subject: Re: [syzbot] WARNING: can't access registers at entry_SYSCALL_64_after_hwframe From: syzbot To: dvyukov@google.com, jpoimboe@kernel.org, jpoimboe@redhat.com, linux-kernel@vger.kernel.org, mingo@kernel.org, peterz@infradead.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has found a reproducer for the following issue on: HEAD commit: d2af0fa4bfa4 Add linux-next specific files for 20230220 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=109146a0c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=594e1a56901fd35d dashboard link: https://syzkaller.appspot.com/bug?extid=dac365e3ce07c3d0e496 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10b9f4d8c80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=138179e8c80000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/83b78c113e8e/disk-d2af0fa4.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/d59f9b2c9091/vmlinux-d2af0fa4.xz kernel image: https://storage.googleapis.com/syzbot-assets/2726c16c1d3b/bzImage-d2af0fa4.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+dac365e3ce07c3d0e496@syzkaller.appspotmail.com WARNING: can't access registers at entry_SYSCALL_64_after_hwframe+0x63/0xcd