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=-5.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, 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 85964C43381 for ; Sat, 23 Mar 2019 19:53:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 52DB9218B0 for ; Sat, 23 Mar 2019 19:53:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727784AbfCWTxB (ORCPT ); Sat, 23 Mar 2019 15:53:01 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:51380 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727504AbfCWTxB (ORCPT ); Sat, 23 Mar 2019 15:53:01 -0400 Received: by mail-io1-f71.google.com with SMTP id y18so4632223ior.18 for ; Sat, 23 Mar 2019 12:53:01 -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:in-reply-to:message-id:subject :from:to; bh=hPCFZgSPwKo5tFQMJSrf7g8SCxJAS2Im00Nc2F8xtnU=; b=ta1encnzSSluU/YaM3ky21elBxybhOihU92qch1kAcHAey0Oq6aJRBo6b+Qx8CnfQ4 KDnG/eI2NF92tGoEqmH01ewCdGkHQBiv5a6B+401jNJvNmLfJSDuOkqaWWE5S8sjkOFS Y7F+QarWVKpnF0AKYez7rE20f8nm8Zf2CTGD+sg4rDIWTcrjHePVSc2EK+xRMv77gbQ7 QgS5MYvp78wOmLlDX/ou5Q8ybUxU6YfJ66LZr+X/TOiuD1dC2d0csoVqJAJilWp9Gj8v f4taxa0dZMajghCtYv7y3AUiGEs9liPibM44t427XPRJOkKpy0YYAtP4/HFIeHYR3BEe b0xQ== X-Gm-Message-State: APjAAAWn3Wgkh2aDiWMZhPI+mSI9wvhHVvFdgksMplHNmF7q8007LxYW bxS5fCbS78emh6SZUdjKwZosvCcDqTBT6gIMpFw2iI8LO5KM X-Google-Smtp-Source: APXvYqypf8qFV5zqJBj4N6WfHbfjOygBoblDN40vDXoQbuohQsDwDzun4fF/7rEFX/3iD0QjrfRjgEo/OWYijkKMuWyotiarjnm8 MIME-Version: 1.0 X-Received: by 2002:a05:660c:80b:: with SMTP id j11mr6177901itk.22.1553370780631; Sat, 23 Mar 2019 12:53:00 -0700 (PDT) Date: Sat, 23 Mar 2019 12:53:00 -0700 In-Reply-To: <00000000000071be120581ca41ed@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000958aa50584c851b7@google.com> Subject: Re: BUG: soft lockup in kvm_vm_release From: syzbot To: andrea.parri@amarulasolutions.com, jpoimboe@redhat.com, linux-kernel@vger.kernel.org, luto@kernel.org, mingo@kernel.org, peterz@infradead.org, riel@surriel.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, torvalds@linux-foundation.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit 80eb865768703c0f85a0603762742ae1dedf21f0 Author: Andrea Parri Date: Tue Nov 27 11:01:10 2018 +0000 sched/fair: Clean up comment in nohz_idle_balance() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1362209b200000 start commit: 57902dc0 Merge tag 'riscv-for-linus-5.0-rc7' of git://git... git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=10e2209b200000 console output: https://syzkaller.appspot.com/x/log.txt?x=1762209b200000 kernel config: https://syzkaller.appspot.com/x/.config?x=ee434566c893c7b1 dashboard link: https://syzkaller.appspot.com/bug?extid=6349a512c2938b2ad058 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14287e78c00000 Reported-by: syzbot+6349a512c2938b2ad058@syzkaller.appspotmail.com Fixes: 80eb86576870 ("sched/fair: Clean up comment in nohz_idle_balance()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection