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 6CC1DC433E2 for ; Tue, 30 Jun 2020 04:00:35 +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 1A774206BE for ; Tue, 30 Jun 2020 04:00:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mk+11WlR" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1A774206BE 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 db7be67e; Tue, 30 Jun 2020 03:40:35 +0000 (UTC) Received: from mail-il1-x12b.google.com (mail-il1-x12b.google.com [2607:f8b0:4864:20::12b]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id 2ba5f4ae (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Tue, 30 Jun 2020 03:22:02 +0000 (UTC) Received: by mail-il1-x12b.google.com with SMTP id t27so11480277ill.9 for ; Mon, 29 Jun 2020 20:41:46 -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=mk+11WlRWtv/l/pJYJZ/RawfGOevO83rro8kVUb/Vrf4DiINK6k0SvEvAv4248qtD5 SRxsQEFnTPHAwz0Fk09NojsWcpckLNuF16X//8BY1XJohQ7u4yRFrC77VCcBvv93kYLh ayp85mqvIvdJxLk3gPh3/Ocd5g/uXWTsZ07deh0prw5mhvkLUdWpuUnE6cgv4arSU0jN 1n7k1iAFvOjTfq62s5822T7/sgJrEQw5l2g8ZhWLyJC61sr8kuhEvoQyrvQCdIRPcsRn EBWM/hL04FBRZ5YafWesRBHrJysZhBGzbkidU4THG6T51lDf4BoXJn2FpMDCT/jsDUAG FVnA== 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=csganMAYQfBVJAP8t7Av0FHx+czam9ZM6osWw3CS00O/fpxVThpjzw2ZlsbLb7SDUb UwreA4Mq1VpldswzSlX2ZgH+QFAN4RI5Pt9/ps9icO1wpQzR7toAcoT2lG6ZHCpsL+VC Yy+C/V1SLGWAxRZdMdMRNByMeSQQcP4jq5KskweJn5awciC+GeN70pQImj2Dexnw/nVt nsXma7FYzs+O2/IDYm6mCEoaWMPax2HUlFP1w/dN3q3aun42vsuLEX8tfvxegy6LDsS6 4aQzCV8EvqTE+XFlmE5xoHQFe7blnsCZ3J6+0UP8zgxXad8ngZpQHzIQ1CHxijR0My5g WVBQ== X-Gm-Message-State: AOAM531GkTyJ+OcNEJoo0rdK4CeJpisaKXp09nG43DCkYm0Yy1Ih5dSv n6K++5nPQZsBYuX6Uf9xhSzRb1lfP2KhabXaJsI= X-Google-Smtp-Source: ABdhPJwMySp39OyWrYSU+/VcHayy9Ma8ihqWkE+7RcZvh1E4BBzAw0Bsx6/HIj42fFNOZQmueF/9iSDAv//sWqEenSk= X-Received: by 2002:a05:6e02:147:: with SMTP id j7mr744349ilr.22.1593488505610; Mon, 29 Jun 2020 20:41:45 -0700 (PDT) MIME-Version: 1.0 References: <000000000000c8af7205a9412c5b@google.com> In-Reply-To: <000000000000c8af7205a9412c5b@google.com> From: Cong Wang Date: Mon, 29 Jun 2020 20:41:34 -0700 Message-ID: Subject: Re: KASAN: use-after-free Read in dev_get_by_name 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