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,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 D3B70C43381 for ; Fri, 22 Mar 2019 22:45:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 990C02075E for ; Fri, 22 Mar 2019 22:45:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728326AbfCVWpD (ORCPT ); Fri, 22 Mar 2019 18:45:03 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:49883 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728236AbfCVWpB (ORCPT ); Fri, 22 Mar 2019 18:45:01 -0400 Received: by mail-io1-f71.google.com with SMTP id z6so2929784ioh.16 for ; Fri, 22 Mar 2019 15:45:01 -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=zCALCNEO7NtFKxHfvEoBHzJUygt2XBFs5Dg/oqssbps=; b=JOx6jnh6LVCTWNfk10pEAFu3ovQ+YMWlWqGSn1W9vTtv3nYRa3Ay804/lOuber/5gu T0RLBWYfWGaZST6+sI7J1hlUHoJ26UpGIBHf0wBCsCy1dz6nnDui2SKd2egfR187KabJ EKNlUW3oEPtRrLOGb8mWwesrkVXpKmhV3N0Br20jVGH21hlOoOFOOiFARVrtMXZCDT4g WaH6Du+Pqdp/8liMWn3KLdwq4k28ymtH/JdaBNrfK1y6b44358AvxsTrvJV0LQYVFeBa 74KC5JvhAN+BYaYT8g9RqvVjkg57C2OH0TLnCyAtnwX1ahGHKnEFOBZaZvIIETSMrb25 UhCA== X-Gm-Message-State: APjAAAVmcg5pEWbQ1CfqOKoLmXtxDfV687o/mKZ8DKsOQMNDTPFxczw7 O395wted31TID5v/svixnQxWDY38UZsoH1wfrMNg16ws+HPS X-Google-Smtp-Source: APXvYqxlMHnEBpoHifDJpAyMFP2NLWonn97WJtkDeK1UM0im4KbDRyJkDObbN/BJfI9PK42gT6QHAX3y5Rr0EmcNS0ZY6CFOruj/ MIME-Version: 1.0 X-Received: by 2002:a6b:6218:: with SMTP id f24mr7986054iog.229.1553294700965; Fri, 22 Mar 2019 15:45:00 -0700 (PDT) Date: Fri, 22 Mar 2019 15:45:00 -0700 In-Reply-To: <00000000000080601805795ada2e@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000e1f98d0584b69aa6@google.com> Subject: Re: INFO: task hung in vivid_stop_generating_vid_cap From: syzbot To: andy@greyhouse.net, davem@davemloft.net, dvyukov@google.com, hans.verkuil@cisco.com, helen.koike@collabora.com, hverkuil@xs4all.nl, j.vosburgh@gmail.com, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, maheshb@google.com, mchehab@kernel.org, mchehab@s-opensource.com, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, vfalico@gmail.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot has bisected this bug to: commit f2fe89061d79706eca5c47e4efdc09bbc171e74a Author: Helen Koike Date: Fri Apr 7 17:55:19 2017 +0000 [media] vimc: Virtual Media Controller core, capture and sensor bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12ea247d200000 start commit: 9f51ae62 Merge git://git.kernel.org/pub/scm/linux/kernel/g.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=11ea247d200000 console output: https://syzkaller.appspot.com/x/log.txt?x=16ea247d200000 kernel config: https://syzkaller.appspot.com/x/.config?x=62118286bb772a24 dashboard link: https://syzkaller.appspot.com/bug?extid=06283a66a648cd073885 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15701a33400000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=154c8e4d400000 Reported-by: syzbot+06283a66a648cd073885@syzkaller.appspotmail.com Fixes: f2fe89061d79 ("[media] vimc: Virtual Media Controller core, capture and sensor") For information about bisection process see: https://goo.gl/tpsmEJ#bisection