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 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 9704DC433F5 for ; Fri, 24 Aug 2018 23:05:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4446D2098B for ; Fri, 24 Aug 2018 23:05:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4446D2098B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727626AbeHYClm (ORCPT ); Fri, 24 Aug 2018 22:41:42 -0400 Received: from mail-io0-f199.google.com ([209.85.223.199]:46294 "EHLO mail-io0-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726840AbeHYCll (ORCPT ); Fri, 24 Aug 2018 22:41:41 -0400 Received: by mail-io0-f199.google.com with SMTP id f4-v6so8570430ioh.13 for ; Fri, 24 Aug 2018 16:05:01 -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:cc; bh=Z+lYWO33pFp12kPKqYKdss4rHaQQfYDNJVOA5TSbei8=; b=ngIn8RMPIl/boWzMQP6YwahIC+aieIN72VOcKkH8uVOamwPJH09SaKFuEInmZstFzV wDDczjtVVCfeStL+B/yTRFohhPs97kC9V7ATvINJ7ermhQ+gZE5+C6eKRkCJtud6NSUI 3a6nynOZ5ga83u3NNnEz4j1LhwZs/3TETbJ4PItmtnUlUa6uATo1NJEKu9CVbRaqELsH 2curSbU2bK3svUKb9vulWU4q0DxuojpetoyN/CZgE0u5LhLPxWHVk8cNln1CDsa0+tzN 31UB36j/db5lGUes25qwK04rvSGEoFcvz7iiWM0kAtgt86MtbRcznrjaJuKDi6hzVVJy YGaA== X-Gm-Message-State: APzg51Ce1qyzChq3dFCQTkkRZOK0AXC14PUHQ7klzD3DghBOMoCjSEuq e0XTS9eqe8073YaDv8DitajyWiOYs+coKAjhmg87i/rvjWfK X-Google-Smtp-Source: ANB0VdbF2BclJ6nEV19risXOY0PurxxmeMjJWh5Pxz9AWhUlIV5PtnDK4s/jurvx97WzjbJrJsTkb/nxGnIw8EoXlgBnzVlEHy/j MIME-Version: 1.0 X-Received: by 2002:a6b:e4d:: with SMTP id 74-v6mr1647709ioo.51.1535151901536; Fri, 24 Aug 2018 16:05:01 -0700 (PDT) Date: Fri, 24 Aug 2018 16:05:01 -0700 In-Reply-To: <20180824230446.GA16891@oracle.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c479900574366765@google.com> Subject: Re: Re: KASAN: use-after-free Read in __rhashtable_lookup (2) From: syzbot To: Sowmini Varadhan Cc: davem@davemloft.net, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, netdev@vger.kernel.org, rds-devel@oss.oracle.com, santosh.shilimkar@oracle.com, sowmini.varadhan@oracle.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 > #syz dup KASAN: use-after-free Read in rds_find_bound unknown command "dup" > The problem is a missing synchronize_net() in rds_release. > References: > https://www.spinics.net/lists/netdev/msg475074.html > https://www.spinics.net/lists/netdev/msg507908.html