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=-5.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS 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 45C14C4332B for ; Fri, 20 Mar 2020 11:11:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 15AF720732 for ; Fri, 20 Mar 2020 11:11:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="RG4d5K1o" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727070AbgCTLLN (ORCPT ); Fri, 20 Mar 2020 07:11:13 -0400 Received: from mail-vs1-f65.google.com ([209.85.217.65]:33875 "EHLO mail-vs1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726726AbgCTLLN (ORCPT ); Fri, 20 Mar 2020 07:11:13 -0400 Received: by mail-vs1-f65.google.com with SMTP id t10so3726277vsp.1; Fri, 20 Mar 2020 04:11:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=oN4/KUQ8b4ahyaIikru+djpxL5XQQFIKZYbjC0vKpsU=; b=RG4d5K1oz2ont5jUJjkmBXY8+/64X5o3IKIS4LOSaudxUVUe8DU1ydUBqbiQboKELu 1ShHuDcThMIFNOAeKf9tDwjqw0JD2VD1JpQID7+cH7o6+JfICVKvz4V984jiknR/mmw8 DzXs1jdJJTlxXsvtCLrKUH2u3HagA7ZvDhtaP2ox+KWSqtIM1C271gNXEtCd2P3dytUn O6nm8l1TYAlQbcFMaJdY2GR7PMy/utD82oPmrj9xG2NfYizrVrVaMn5tRiLHtcL3ZkNv ghk2Px//JSIsj1S93uV8jR/iFOdRWNaPme7LthP+qDx+QkfrE65yHJJ82m04tVoXmP86 Bisw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=oN4/KUQ8b4ahyaIikru+djpxL5XQQFIKZYbjC0vKpsU=; b=eAQ1GBq+dPcXJrEutbZxXCgPnwmw6O84rAJUCTyB1iJ0NY6kifb4kbsyHNyK5wK6S7 1fNfkh3lRxrmq5V8RYXjZLROLuoUO6oTZeaf6xvB+SJfGhfFx6LnhztJhjam6gxvUCC2 QVMMkmir/CTtcjPwrPHXgcN2TwgLFx2UE+SSnhlk/jXbgpjayf/nO0dpqwfAXsWbxKhq ikLa6lNIGoyvASufSbU1Nq+0ZHYDtgWPhaxAllkYhyEdDrpfo9tMyGnyPdqO9Dl+7pnS RN4td6oTPiom6N6z64Zci0eM3uvlnu1gz0QuXA6CXoEH35uI3fW+mkrBltTNh1P7RTgn /NNQ== X-Gm-Message-State: ANhLgQ2KAHY+HPF/cUlR4gKhYoOUeCh2EFu67630hXJm2yQAEMfECuId dhEfEKkXi8puZcl7eMGIPGlNWo56YGhIT7N00zE= X-Google-Smtp-Source: ADFU+vsejFVbOnAEdlAKw8nIgzTdGgU0d2mSV9i20J6AFqSFFPnk0AB6zKSwUyzGRMagEavDO/mDBNZWfo1spYVz3hc= X-Received: by 2002:a05:6102:303c:: with SMTP id v28mr5230330vsa.91.1584702672495; Fri, 20 Mar 2020 04:11:12 -0700 (PDT) MIME-Version: 1.0 References: <00000000000088452f05a07621d2@google.com> In-Reply-To: <00000000000088452f05a07621d2@google.com> From: Qiujun Huang Date: Fri, 20 Mar 2020 19:11:00 +0800 Message-ID: Subject: Re: WARNING: refcount bug in sctp_wfree To: syzbot Cc: 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 #syz test: https://github.com/hqj/hqjagain_test.git sctp_wfree_refcount_bug