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=-4.0 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 E489FC433DF for ; Wed, 5 Aug 2020 20:07:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C08F822B42 for ; Wed, 5 Aug 2020 20:07:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729818AbgHEUHX (ORCPT ); Wed, 5 Aug 2020 16:07:23 -0400 Received: from mail-io1-f69.google.com ([209.85.166.69]:51842 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726898AbgHEQdI (ORCPT ); Wed, 5 Aug 2020 12:33:08 -0400 Received: by mail-io1-f69.google.com with SMTP id l1so31948675ioh.18 for ; Wed, 05 Aug 2020 09:33:07 -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=xdDF8KAwPeDbsdN5hACSBVSNt3eeL93Vn3ZE06PW0ws=; b=Q2H/pe1XDzyd1GLPT2YihSl7c5opc/ZSq6u3aoZgbu+xtM0tFVFi7Enp1+cbiWoD4m rCGxCfbuPtf3jqADhueqAfVPUEiJQwcHXki17uFy3iOGIk0TsYHcRpBSXzc7tjgZnJCo j94d4wJE9q9AjwUs+D7jjMjC+d2ZZtaZsoqStpzORvkrPqEljjeljNtzfaaa90sAN3lM wYG+Relh6soUkTEHkBEKF2in3JRsSRNaep37/wmudyA6ae0ZzMAgwG/rrrekZEdRRqQi NQp1aKK1HefGct7C+H2hvbRd9H3RoPbwTwta1ZgnCr1M37y8Q50CYcr9XxN44jzhMsbx 5Dlw== X-Gm-Message-State: AOAM530IYDEB6t0X2uTqs0D0szJV8pgveCW1ZeyPNKMoDjcn7Xy1D+yD CtHiyxK8DpP2Fuo+WUlYInB3XxtE6SuISJcgcrOmd0A3PRet X-Google-Smtp-Source: ABdhPJx1bzir56joK2ABAxtH0sKqUYFQk87L5ebinbPqcd6dHIycZoH3GBn4mZAYZSuRbVEjVUHzKuZ7t4g9wSnDVEVr5CKihhk0 MIME-Version: 1.0 X-Received: by 2002:a6b:ba06:: with SMTP id k6mr4243404iof.101.1596645187111; Wed, 05 Aug 2020 09:33:07 -0700 (PDT) Date: Wed, 05 Aug 2020 09:33:07 -0700 In-Reply-To: <00000000000023efa305ac1b5309@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000035d35105ac23ed6d@google.com> Subject: Re: WARNING: refcount bug in l2cap_global_chan_by_psm From: syzbot To: coreteam@netfilter.org, davem@davemloft.net, edubezval@gmail.com, johan.hedberg@gmail.com, kaber@trash.net, kadlec@blackhole.kfki.hu, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, marcel@holtmann.org, mchehab@kernel.org, mchehab@s-opensource.com, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org syzbot has bisected this issue to: commit 3c1e300966d7edc380e405b3ab70b6e3c813a121 Author: Mauro Carvalho Chehab Date: Tue Oct 18 19:44:12 2016 +0000 [media] si4713: don't break long lines bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=108f4002900000 start commit: c0842fbc random32: move the pseudo-random 32-bit definitio.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=128f4002900000 console output: https://syzkaller.appspot.com/x/log.txt?x=148f4002900000 kernel config: https://syzkaller.appspot.com/x/.config?x=76cacb0fe58c4a1e dashboard link: https://syzkaller.appspot.com/bug?extid=39ad9f042519082fcec9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14491b04900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1188e392900000 Reported-by: syzbot+39ad9f042519082fcec9@syzkaller.appspotmail.com Fixes: 3c1e300966d7 ("[media] si4713: don't break long lines") For information about bisection process see: https://goo.gl/tpsmEJ#bisection