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=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 1A8ADC4741F for ; Thu, 5 Nov 2020 17:17:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BC4F120867 for ; Thu, 5 Nov 2020 17:17:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732065AbgKERRM (ORCPT ); Thu, 5 Nov 2020 12:17:12 -0500 Received: from mail-io1-f72.google.com ([209.85.166.72]:47625 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732020AbgKERRL (ORCPT ); Thu, 5 Nov 2020 12:17:11 -0500 Received: by mail-io1-f72.google.com with SMTP id d19so1627322iod.14 for ; Thu, 05 Nov 2020 09:17:09 -0800 (PST) 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:in-reply-to:message-id:subject :from:to; bh=Rfdp0/IC9VqRIhN/SmK7/bJW5Cqy/A/9wt6SQdrC/so=; b=dWbHleiOXFsd0hp+63nUWenFVIHTXABDP0L/vY9cGPbp56E69QEuzLM0y/kdVdRUe2 NmwSkXtWBFbrtLlyOtGrDOtK3L/mBnwFLcgm+DgSFZchi7/WeMgAnpSR7vmdFXE9ceY+ 4CLhMwT8ZDEFrBJHwKcGAy2jl72/lZ4wAH2pjw5BMmGo+MrDt3KaIKuvVxV8q4nanS2m XOkd2C+l3JVc4bB7pwmjVJPO0Ntd9loIkHQOgRLE/YXsCtg51Tv0Bi7ietvpOeWQlhgy v7jmXHOYIiLxYIS/qUpqTRtyPGPe+6ng3qqaw8FZGJuILv6ryWWc6A2AmTybSbRxTVIC MbCQ== X-Gm-Message-State: AOAM532zcmX14eTTVKx/w9FvncHZ1M7sJz4mPCjunKRngdJ2pim4XnPl B55Km2vvXOszz0T/dYFaeRKmFHGJrBtjdrnAUue370Dvn9kE X-Google-Smtp-Source: ABdhPJz6aE++DpR5GB57XSRgnn/AejK0OmDlD9JNlHk2Cn/tHZAQrZtFP17BXU3YjRc+tzy/tebsQtaCi4N/l2rop3tvXbzsLPOf MIME-Version: 1.0 X-Received: by 2002:a92:7a0c:: with SMTP id v12mr2249529ilc.37.1604596628995; Thu, 05 Nov 2020 09:17:08 -0800 (PST) Date: Thu, 05 Nov 2020 09:17:08 -0800 In-Reply-To: <000000000000dd392b05b0a1b7ac@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000014484705b35f4414@google.com> Subject: Re: WARNING in handle_exception_nmi From: syzbot To: bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, peterz@infradead.org, sean.j.christopherson@intel.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, will@kernel.org, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit f8e48a3dca060e80f672d398d181db1298fbc86c Author: Peter Zijlstra Date: Thu Oct 22 10:23:02 2020 +0000 lockdep: Fix preemption WARN for spurious IRQ-enable bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17bbfa8a500000 start commit: d3d45f82 Merge tag 'pinctrl-v5.9-2' of git://git.kernel.or.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=89ab6a0c48f30b49 dashboard link: https://syzkaller.appspot.com/bug?extid=4e78ae6b12b00b9d1042 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12f24a0b900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=167b838f900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: lockdep: Fix preemption WARN for spurious IRQ-enable For information about bisection process see: https://goo.gl/tpsmEJ#bisection