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=-0.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 E6628C10F0E for ; Fri, 12 Apr 2019 11:42:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BE6CE2083E for ; Fri, 12 Apr 2019 11:42:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727458AbfDLLmC (ORCPT ); Fri, 12 Apr 2019 07:42:02 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:53728 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726709AbfDLLmB (ORCPT ); Fri, 12 Apr 2019 07:42:01 -0400 Received: by mail-io1-f71.google.com with SMTP id w11so7510009iom.20 for ; Fri, 12 Apr 2019 04:42:01 -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=WMoAyI6Kz7akt6IzeJ25Lh5Dd804vIwoNiYa+gRa5os=; b=Ro/dkBT8rFrUG+BbYDuZSgGveviz5x/3oWU2B/8LHgP/AIfVF2Mtwz5hgmd9zkndzL c5WLjAVlEDuQ8G74tCY0+ooDgfix9khA2a8JKixIvRaRBPNAONs+XWoDWJuYQmN0Lo3w GndI/RxxoKXZkRctbakWBFZO/1sC0/gh+pfJ3AY7mNCynGIosCvb0crhaE+t5V9HYDhL IhRYZfaoI1qg8BGiy/iguLqij0LgihqLjhOYjQ8mKFjp9uVMtQViDxRKim7ihJLRPczn tek4/QrIdkX3GEpr8DqMPZN6hQCnX42pz8kkxVqJ5cV4djjSIWI9izOJ2ClJTdItI3d7 CgTA== X-Gm-Message-State: APjAAAXEZnEVHrDWsvfOOxu7t472v084kRdeTNg0kzgSy9HAAf2bx9Ua efI8kZoeUvcLcnc/paHGG+BLQUtpsZ73misQmbiudMTSjd5v X-Google-Smtp-Source: APXvYqymLx6mbqOFGvxKGr4yPEdhIfPdv33q6PFUapyRLFVuTAuuHYwAQXVP6x3zU1CrIW0aYnDsFjR5iSV9zcchsZ9Cv/qov/gV MIME-Version: 1.0 X-Received: by 2002:a02:4e46:: with SMTP id r67mr10136960jaa.8.1555069321017; Fri, 12 Apr 2019 04:42:01 -0700 (PDT) Date: Fri, 12 Apr 2019 04:42:01 -0700 In-Reply-To: <000000000000f70a0e0571ad8ffb@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007b03eb058653caea@google.com> Subject: Re: WARNING in untrack_pfn From: syzbot To: Julia.Lawall@lip6.fr, bp@alien8.de, dan.j.williams@intel.com, dave.hansen@linux.intel.com, dave.jiang@intel.com, haozhong.zhang@intel.com, hpa@zytor.com, jacek.anaszewski@gmail.com, julia.lawall@lip6.fr, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, luto@kernel.org, mingo@redhat.com, pavel@ucw.cz, pbonzini@redhat.com, peterz@infradead.org, rkrcmar@redhat.com, rpurdie@rpsys.net, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.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 c68729119f4d2993bec3c9cb999ad76de5aeddba Author: Julia Lawall Date: Sat Jul 15 09:58:19 2017 +0000 leds: tlc591xx: add missing of_node_put bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12cda0f3200000 start commit: 23203e3f Merge branch 'akpm' (patches from Andrew) git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=11cda0f3200000 console output: https://syzkaller.appspot.com/x/log.txt?x=16cda0f3200000 kernel config: https://syzkaller.appspot.com/x/.config?x=861a3573f4e78ba1 dashboard link: https://syzkaller.appspot.com/bug?extid=e1a4f80c370d2381e49f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17836d15400000 Reported-by: syzbot+e1a4f80c370d2381e49f@syzkaller.appspotmail.com Fixes: c68729119f4d ("leds: tlc591xx: add missing of_node_put") For information about bisection process see: https://goo.gl/tpsmEJ#bisection