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=-5.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_PASS autolearn=unavailable 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 4673FC04AB1 for ; Mon, 13 May 2019 15:29:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 206862084A for ; Mon, 13 May 2019 15:29:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731332AbfEMP3C (ORCPT ); Mon, 13 May 2019 11:29:02 -0400 Received: from mail-it1-f198.google.com ([209.85.166.198]:33714 "EHLO mail-it1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731295AbfEMP3B (ORCPT ); Mon, 13 May 2019 11:29:01 -0400 Received: by mail-it1-f198.google.com with SMTP id x3so163959itj.0 for ; Mon, 13 May 2019 08:29:01 -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; bh=3VZ4p/YISWcz91SuVCC0Sel7mLneKp5LD5Zz/ePb6Zs=; b=ja5hiUsV5paAxSSOyLf/HdXHl2LezHJfVDunk158QYWJrhDgfbEUzY4jVs8l1eT2rP YVVnLxVDU2a2DF9hTjkfPJie7Q9emrXy+nyh6AXzdLlMytlIe6BCpJuxDa60otpZs43K hoccNYeGgOFsSYz/YNDhWyvJqxpBP+XUZdO9nzra6g6PkXQ+BZfuqe05F4r5WAk7rI9J HWOO9FLjgQ6yf6KflaDHTBNcK143CI4nn7VWl4aNcPMxiIXsAt+rq3COX4ithVlZAtZd 19Fk5TZ6zqWUw/qqwGQZ9RWgoeANSaAf6kAOADm8qU7XZRCATi68WEDIjo6kOrHccplO S7Xg== X-Gm-Message-State: APjAAAX9u9qVVSJrqtmw2bOcbMVQvJ12FKEgJkZCIo1tA7Mwq6cK9r5+ BAQK+bhS6TgahnGLLMANwpRPSRtWLcmKSowvxNFEAEzHB3/6 X-Google-Smtp-Source: APXvYqzhnwgnI+7XB9cPfmqZVvcdHah0xlT4kcjVKXz/Qf4DKOW4yChduCTqpqesYU5a7etL6kRCLS1kRtSqh/cNsjA9kKuMglZO MIME-Version: 1.0 X-Received: by 2002:a24:5dc8:: with SMTP id w191mr18348892ita.136.1557761341111; Mon, 13 May 2019 08:29:01 -0700 (PDT) Date: Mon, 13 May 2019 08:29:01 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000061c7cd0588c6933c@google.com> Subject: Re: KASAN: slab-out-of-bounds Write in usb_get_bos_descriptor From: syzbot To: andreyknvl@google.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, suwan.kim027@gmail.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 Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+71f1e64501a309fcc012@syzkaller.appspotmail.com Tested on: commit: 43151d6c usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git usb-fuzzer kernel config: https://syzkaller.appspot.com/x/.config?x=4183eeef650d1234 compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=15912100a00000 Note: testing is done by a robot and is best-effort only.