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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 F3BC2C433E0 for ; Tue, 30 Jun 2020 04:00:34 +0000 (UTC) Received: from krantz.zx2c4.com (krantz.zx2c4.com [192.95.5.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 959EC206BE for ; Tue, 30 Jun 2020 04:00:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NDpBAaV5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 959EC206BE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=wireguard-bounces@lists.zx2c4.com Received: by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id cf9c094e; Tue, 30 Jun 2020 03:40:34 +0000 (UTC) Received: from mail-io1-xd32.google.com (mail-io1-xd32.google.com [2607:f8b0:4864:20::d32]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id aff00fd4 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Tue, 30 Jun 2020 03:19:26 +0000 (UTC) Received: by mail-io1-xd32.google.com with SMTP id m81so19533622ioa.1 for ; Mon, 29 Jun 2020 20:39:10 -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=yAZduYcEKm4wiOoLB6wnk1hlMRtoPsLgtKlyIvlMUUk=; b=NDpBAaV5Y8Ka1UoM0WgNI2K+NSaP1tG1RWeEhhHg0dFiLFP7uifzCMBubfXUDnq8JM Qdz7Rik33to316B5AikQ6oXzHq4T5UH+cUx44tVFqvaz9/rDiKRR78HnSgxrEIx0doRM MfpZ761C67mc3KPTANzjT/aC0qtYxVduY+jV78o+Y/0hYL5Oyo/ZSfweZKOPEz1uINMx 3KARiV0AexBxEgrNi/XAhz6MTDKARusWB48PhCg3unU3YJIU2shNFQXmaIE+2fBC8z/0 ut2b2cArErLkqy1GxVobPujY+e/ylGVdmQ/MF4FqCskXyM7H//NEczILBs/hC99Wr2PS LR7w== 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=yAZduYcEKm4wiOoLB6wnk1hlMRtoPsLgtKlyIvlMUUk=; b=tzU+EKpe5Jlf2cM2hFQpqwkP+97V8uDhjON/7EBASKkufwG+bAG1EDvUwuV9Lj8Ilm BHjXIfN+o1cTQUmsThLm/I9oMAIJT2W/f/2ukrW9OcBmmUQ0XDvAX5mzncrpOllqtEdW H0IUSvmWzQT8tVwwYzJyqDr9QNsWpBwwnwOVzATv1gvczh60KvDMCPUExvN4aWAk3Uee iURmN/JSE9izHisHnK1cR7VSqlbbMjFW1+ABlXekDP+9WvkWp1Ujti3PgQIkU6xA9d12 KSpjQfmdTbqG9mh0ZRfRTpQPubLbRhE82LhxBO5B8o1aI5v1VlPuQqtwXgSLXmKKOZNI +LXA== X-Gm-Message-State: AOAM5339SfDOTgy536442WxyLdaO5VGIiobJCXnmgaK6iZXP4uRO49f/ v1sgxS1fhDgu+zKugM+T6+d5w3W6IlaAfu15ZQA= X-Google-Smtp-Source: ABdhPJwoird2/Mhtjc7mCVLFXM2zg41JBownJhSzezbP4gCwOLLCuBVV57M7yNYu0M/LCJeRJ67NIwts/Q8apK7vfNo= X-Received: by 2002:a02:1a08:: with SMTP id 8mr20432403jai.124.1593488349849; Mon, 29 Jun 2020 20:39:09 -0700 (PDT) MIME-Version: 1.0 References: <0000000000006eb8b705a9426b8b@google.com> In-Reply-To: <0000000000006eb8b705a9426b8b@google.com> From: Cong Wang Date: Mon, 29 Jun 2020 20:38:58 -0700 Message-ID: Subject: Re: KASAN: use-after-free Read in netdev_name_node_lookup_rcu To: syzbot Cc: "Jason A. Donenfeld" , David Miller , Jakub Kicinski , LKML , Linux Kernel Network Developers , syzkaller-bugs , WireGuard mailing list Content-Type: text/plain; charset="UTF-8" X-Mailman-Approved-At: Tue, 30 Jun 2020 05:40:31 +0200 X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" #syz fix: genetlink: get rid of family->attrbuf