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=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 89B17C4360F for ; Thu, 21 Mar 2019 15:55:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 57A1E218A5 for ; Thu, 21 Mar 2019 15:55:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728460AbfCUPzB (ORCPT ); Thu, 21 Mar 2019 11:55:01 -0400 Received: from mail-it1-f200.google.com ([209.85.166.200]:58220 "EHLO mail-it1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727198AbfCUPzB (ORCPT ); Thu, 21 Mar 2019 11:55:01 -0400 Received: by mail-it1-f200.google.com with SMTP id h82so2832766ita.7 for ; Thu, 21 Mar 2019 08:55:00 -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=7gbEWpXyndZlflaw+JjlVst73NWxLTxudfqepEyKVPw=; b=bQ6CV3B2kcleOuuLCXpSibwvsDAqAXHWvwuXGXWWwJwA+G6GilRTJCwT0iqvvgV5Qw W68uWr2Dhc5EX0JO/YQQ7huBZrwGzOzPf+WkBDgiqgTuVP/05l4h876UEuC/Noy7yvzX mNyr9BK2KwM8S13e5kesW5isW4SCjPaxvqdd8vvvqiZbBzDB8VMmfs+KBPCi/4y0L/UA klKuEcR0Azz6dGKvzCCGy4j6tNobhrrU90hrPcYaTppg/GdtmSEWFbEutwUxpAE3GblJ HCNuyJaMGj2StzrhLeRi17+VjuyTPFzyA/LDrSi1WxTxHz6oQd5rL0h+nvpDddmskyAz BAkw== X-Gm-Message-State: APjAAAWaU6YSvE/yoYA8wgsjjD4PAOqLLGg2WrpedikcxSCoNDnN8TLE uYphuqUJKNoohRM6ViSS/CFVN0sK9vnCCOfLfVo+I93cOIxP X-Google-Smtp-Source: APXvYqyntVODvycB46+J+TTAh0RmKsnjVe1CuiYBpG2g4cduDsMtyKnrzQJJK5VTff1o/m8kTdIVrRXtayMqYrpXNOwQ9AWWOvIl MIME-Version: 1.0 X-Received: by 2002:a24:640c:: with SMTP id t12mr132619itc.97.1553183700185; Thu, 21 Mar 2019 08:55:00 -0700 (PDT) Date: Thu, 21 Mar 2019 08:55:00 -0700 In-Reply-To: <00000000000069922505797781b0@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b87c6405849cc2d6@google.com> Subject: Re: WARNING in vb2_core_reqbufs From: syzbot To: dafna3@gmail.com, hans.verkuil@cisco.com, hverkuil-cisco@xs4all.nl, kyungmin.park@samsung.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, m.szyprowski@samsung.com, mchehab+samsung@kernel.org, mchehab@kernel.org, pawel@osciak.com, syzkaller-bugs@googlegroups.com 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 3b15f68e19c28a76d175f61943a8c23224afce93 Author: Dafna Hirschfeld Date: Mon Jan 21 11:46:18 2019 +0000 media: vicodec: Add support for resolution change event. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1662bfbd200000 start commit: 3b15f68e media: vicodec: Add support for resolution change.. git tree: linux-next final crash: https://syzkaller.appspot.com/x/report.txt?x=1562bfbd200000 console output: https://syzkaller.appspot.com/x/log.txt?x=1162bfbd200000 kernel config: https://syzkaller.appspot.com/x/.config?x=a2b2e9c0bc43c14d dashboard link: https://syzkaller.appspot.com/bug?extid=f9966a25169b6d66d61f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1342c7a0c00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15a241c4c00000 Reported-by: syzbot+f9966a25169b6d66d61f@syzkaller.appspotmail.com Fixes: 3b15f68e19c2 ("media: vicodec: Add support for resolution change event.") For information about bisection process see: https://goo.gl/tpsmEJ#bisection