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=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,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 AFBC4C4332D for ; Sun, 22 Mar 2020 07:18:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 79EB32072E for ; Sun, 22 Mar 2020 07:18:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726710AbgCVHSF (ORCPT ); Sun, 22 Mar 2020 03:18:05 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:53888 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725946AbgCVHSF (ORCPT ); Sun, 22 Mar 2020 03:18:05 -0400 Received: by mail-io1-f71.google.com with SMTP id q24so8576873iot.20 for ; Sun, 22 Mar 2020 00:18:04 -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=8H+ZxvVVLEf1sn4M+jADRlnacqoZ3lSMMd7kp5U9RKI=; b=lSCNtHYz/nJKgJcHv/jnIe6GlMq7cqXqe4cutMZnmjt5Uc3elskCyFSgEl3+8BM7+0 7RNYD6K8CpPwd7g9Hx/lpA6F3Ca+dT6+22HmNYQHi04hLKIFEg2tkYoNThDyuWe8IALb SPYhla/qwhnoRXXMJZdLactdPqpwZTu92/w4RCcDsp5aBSQ9YOZYHjBPSzh5uo4d5dqw zWlm/mdzGYYjWi9WdNJfJ3/YUFXsyrxSHy5fOkfgNJV+Rhl79GNuSHV7RWKs0qCm8/a9 X+hwTYz6nKWvREEY82Vl9odlayFP/JQwJjaAa2qUd6xx5DZVx4IK8qv7WCh0b0vdfs17 jhwA== X-Gm-Message-State: ANhLgQ0ycVnsG9koQwLGune63oLII0fZAPS3I39RUr6zWB1R+zysj+sl vIwIJnhrcPnalUgIJNk4SvH/WszKGOhruGPCkAzV3UkoF49M X-Google-Smtp-Source: ADFU+vvIFTtvKwJU396waC62o4+9tlw5aZYfAr7eL4DgL4YwSOJjDROpLIdkgAFOw9HEhlZhSWC/8N4NpyRvDPpo0+fwEiVh790Z MIME-Version: 1.0 X-Received: by 2002:a92:8dc3:: with SMTP id w64mr14333976ill.68.1584861484221; Sun, 22 Mar 2020 00:18:04 -0700 (PDT) Date: Sun, 22 Mar 2020 00:18:04 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c909b405a16c5105@google.com> Subject: Re: WARNING: refcount bug in sctp_wfree From: syzbot To: anenbupt@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-sctp@vger.kernel.org, marcelo.leitner@gmail.com, netdev@vger.kernel.org, nhorman@tuxdriver.com, syzkaller-bugs@googlegroups.com, vyasevich@gmail.com Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+cea71eec5d6de256d54d@syzkaller.appspotmail.com Tested on: commit: 573a2520 datamsg_list git tree: https://github.com/hqj/hqjagain_test.git datamsg_list kernel config: https://syzkaller.appspot.com/x/.config?x=6dfa02302d6db985 dashboard link: https://syzkaller.appspot.com/bug?extid=cea71eec5d6de256d54d compiler: clang version 10.0.0 (https://github.com/llvm/llvm-project/ c2443155a0fb245c8f17f2c1c72b6ea391e86e81) Note: testing is done by a robot and is best-effort only.