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=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 22B5BC3A5A0 for ; Mon, 19 Aug 2019 21:22:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D7D6822CE8 for ; Mon, 19 Aug 2019 21:22:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=netronome-com.20150623.gappssmtp.com header.i=@netronome-com.20150623.gappssmtp.com header.b="SjxVcsjp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728608AbfHSVW2 (ORCPT ); Mon, 19 Aug 2019 17:22:28 -0400 Received: from mail-qt1-f196.google.com ([209.85.160.196]:38736 "EHLO mail-qt1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728376AbfHSVW2 (ORCPT ); Mon, 19 Aug 2019 17:22:28 -0400 Received: by mail-qt1-f196.google.com with SMTP id x4so3598551qts.5 for ; Mon, 19 Aug 2019 14:22:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=netronome-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :organization:mime-version:content-transfer-encoding; bh=Eyvjuyl6e+48GXyoQtQ0Bav0v4bio9vejLA0zjYntlQ=; b=SjxVcsjpNDsxMB43E9GO9HuatiRTR2hWaKxQD8EtovL2PQH83fXQqTKsTqm3XPtjjw 7Vk4uHZ8mj23l2CPavnsa2zgP50UGD+hS6WWf2mtZT4f6RbRSv39+Snnf+UIBCY6K7Q4 7Y0qWNMlPOsng5vAsDaREC00Xx59sfrw9zRmIGpS+I3ZriW8ndH5mDMoatt0NoVf9k13 S4DFZqBfy4XdI1Yf0YXF1r7uwXkDkqJYNlk/ifUnyCiSMGWqX+BinsCdifBnzLFAG17/ LDl8AybhmMx8kvFkxmGyWxICYwc0oU7PeRMsbXEwRDfE919SpeCAeJj7F91AXpRpF7d9 YskA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:organization:mime-version:content-transfer-encoding; bh=Eyvjuyl6e+48GXyoQtQ0Bav0v4bio9vejLA0zjYntlQ=; b=X9JWVd/N+EfRL9CshNkaM6Bgk5+kodxoAIEHp4mC2TQ2GPRQR6byC0GSqQk1uUUoyp hL6ny+FzRdCCshY/KVAVwMDoBtYHEO3ODbjoia+cuOr208JXb4U0Em/izzwtl1a6J0u/ JRo6t+xfiE+ADh6ALccKgPniPsXna+0PBZMyMQr5OEVvLkVSgfGTj32V02Qn5aq5h9fm N6M0dD6I6JiOTuEmAqNhrNqJAPmeD5bpa5ASzxReGddEN82sZyJc4/7MRA9ya/fEDtUo szsEDcm7+zOZhKvHHx3Jo98qN6RG+BPsgTOfQrK5g3jGwSmiMI/t7O47u0t2MDN2UEvV ioOg== X-Gm-Message-State: APjAAAWXuTReu8zyw9yb3giltRY/vWVdBWY65fqmSPWRocRs4Z0KD+ZF hEU7nnJIy8kaKzw0iFNj5gl++Q== X-Google-Smtp-Source: APXvYqwZjrxoURDZUnFvrPAuAYmIucmRL5XJOtPCZmkOlm9gcOGuN4XKpxMjR/HF61FZDPkjdzTfFA== X-Received: by 2002:ac8:3258:: with SMTP id y24mr22710720qta.183.1566249747361; Mon, 19 Aug 2019 14:22:27 -0700 (PDT) Received: from cakuba.netronome.com ([66.60.152.14]) by smtp.gmail.com with ESMTPSA id h13sm7579776qkk.12.2019.08.19.14.22.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Aug 2019 14:22:27 -0700 (PDT) Date: Mon, 19 Aug 2019 14:22:20 -0700 From: Jakub Kicinski To: syzbot Cc: aviadye@mellanox.com, borisp@mellanox.com, davejwatson@fb.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: KASAN: use-after-free Read in tls_write_space Message-ID: <20190819142220.264040d8@cakuba.netronome.com> In-Reply-To: <0000000000003dab1605704fb71d@google.com> References: <0000000000003dab1605704fb71d@google.com> Organization: Netronome Systems, Ltd. MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 06 Jul 2018 00:36:02 -0700, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: 1a84d7fdb5fc Merge branch 'mlxsw-Add-resource-scale-tests' > git tree: net-next > console output: https://syzkaller.appspot.com/x/log.txt?x=17dec75c400000 > kernel config: https://syzkaller.appspot.com/x/.config?x=a63be0c83e84d370 > dashboard link: https://syzkaller.appspot.com/bug?extid=2134b6b74dec9f8c760f > compiler: gcc (GCC) 8.0.1 20180413 (experimental) > > Unfortunately, I don't have any reproducer for this crash yet. > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+2134b6b74dec9f8c760f@syzkaller.appspotmail.com #syz dup: general protection fault in tls_write_space