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=-3.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 ADACDC43461 for ; Sun, 6 Sep 2020 20:46:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B9E020C09 for ; Sun, 6 Sep 2020 20:46:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726469AbgIFUqS (ORCPT ); Sun, 6 Sep 2020 16:46:18 -0400 Received: from mail-il1-f205.google.com ([209.85.166.205]:40664 "EHLO mail-il1-f205.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726154AbgIFUqP (ORCPT ); Sun, 6 Sep 2020 16:46:15 -0400 Received: by mail-il1-f205.google.com with SMTP id g188so8782575ilh.7 for ; Sun, 06 Sep 2020 13:46:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=OXZxRvq3DqJBPwA+dOGIvdRIOWgI/Y/fLCG5CNtrTAY=; b=bo2/dPf4VEt9457oP4r1jSEjm/kC/sTkrq+glVedV8bZs9BhUN3dlV5hU78ggJuVYC ALrjbWc3bqNhhXKeusyfHXkN2e9if95GxJzx/saogmZLnBo3D/efF328bczNj8tSH/q6 tfuSAwyf92Gd/PopeysSdJZlJwmlmeXe/+BsTNcm0piAPogVIdAXyskNF4hJhb2lyWGQ zkOyiGWFEbWvU4K4sVLOUn7liIOdr2+KtM23miAkTgy2EWtQPwa/+Y3szQ98U2DdD66W ZXHGZDVGu/gHHCc1wYoTYEGVuJpdzMiXoxTSaVZvbXEA2JKWRS8RaIstCUcivTYCs81k 4tKw== X-Gm-Message-State: AOAM533jZMSkffCvdPYZ+Icua6e1FYfoJfzqduWtLptPsNvRRIHBTRUt UnMf7juu8sg1sI91PpN64aY8UPZolHGd9X796KnoBerXkLCM X-Google-Smtp-Source: ABdhPJxqT8+Weff6SJjP8RUHeOyTpDUlTdMlTQ6NlkiLf76krcOpTkn6Ikl2Nut8iksVRbJMLVectQu+VVKz1TPh8ptjDSBVLcPw MIME-Version: 1.0 X-Received: by 2002:a6b:6e0b:: with SMTP id d11mr15008259ioh.155.1599425175126; Sun, 06 Sep 2020 13:46:15 -0700 (PDT) Date: Sun, 06 Sep 2020 13:46:15 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006888c905aeab312d@google.com> Subject: WARNING: can't access registers at asm_common_interrupt From: syzbot To: alexandre.chartre@oracle.com, bp@alien8.de, hpa@zytor.com, linux-kernel@vger.kernel.org, luto@kernel.org, mingo@redhat.com, peterz@infradead.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 59126901 Merge tag 'perf-tools-fixes-for-v5.9-2020-09-03' .. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=11221b5d900000 kernel config: https://syzkaller.appspot.com/x/.config?x=3c5f6ce8d5b68299 dashboard link: https://syzkaller.appspot.com/bug?extid=424f7b15245b9615f293 compiler: gcc (GCC) 10.1.0-syz 20200507 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+424f7b15245b9615f293@syzkaller.appspotmail.com WARNING: can't access registers at asm_common_interrupt+0x1e/0x40 arch/x86/include/asm/idtentry.h:572 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.