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=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 E3FD2C3A59E for ; Wed, 21 Aug 2019 16:38:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B325B22D6D for ; Wed, 21 Aug 2019 16:38:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729206AbfHUQiB (ORCPT ); Wed, 21 Aug 2019 12:38:01 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:33526 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727037AbfHUQiB (ORCPT ); Wed, 21 Aug 2019 12:38:01 -0400 Received: by mail-io1-f70.google.com with SMTP id 132so3212951iou.0 for ; Wed, 21 Aug 2019 09:38:01 -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=hpnPsiFxnX4XDyKKrij/XCBcvslRJvlSawvX44PAZjY=; b=g2M/aWR82PErhMjlInbT6VRGqtO2QW/xmtOvWGehLW7znyzZcbSUHk9xv1WyVG2xlt zc3eeey5rxaaA6r1Dm3sLKapFbqRYDzGjowlfL8Cd3Ve5gR4xQakCJeuIBbAECsDeP/P V5r7BWWW+7hFLAKjZhqVGHWjym9eEXtKNQ6j5cBd98lOnQrub3tbeTjK2oWByAOva+BQ LYvy1YhysOR8RCc90QOVjikeZ/8j3wEn06zlN7XGRNoQ7l35ueZNRapJJkzMpUlpR86c 9lMJ47pmz3zxD/QChrQMhXJxjGc1iH2SF0mqVJ9wqRfXUzWxOjiW/FP0Ej0nQU1yXo4L QE6w== X-Gm-Message-State: APjAAAWTP8aB4kQzg8qWmOHDubtLqd54FODAuo8JrjMoy3qKFl0GKPhw E0IubvMY4tMyQ5G79wFI/GVYUeD47hqRqR9IW71J9pyHC85t X-Google-Smtp-Source: APXvYqx76j7sCJ+5CJnRmQmxnncU7QrnrzyIHW9UZT25BmB9EFhFr67Nf77WFBvMwT2ZLgcFjF7Y00vDWQM4n7IxPoUjPsKnIg/l MIME-Version: 1.0 X-Received: by 2002:a5e:9515:: with SMTP id r21mr14546609ioj.257.1566405480740; Wed, 21 Aug 2019 09:38:00 -0700 (PDT) Date: Wed, 21 Aug 2019 09:38:00 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000040fec90590a33230@google.com> Subject: Re: KASAN: use-after-free Read in hidraw_ioctl From: syzbot To: andreyknvl@google.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, 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+ded1794a717e3b235226@syzkaller.appspotmail.com Tested on: commit: e96407b4 usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git kernel config: https://syzkaller.appspot.com/x/.config?x=792eb47789f57810 compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=126b9da6600000 Note: testing is done by a robot and is best-effort only.