Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp2157195yba; Fri, 19 Apr 2019 13:19:34 -0700 (PDT) X-Google-Smtp-Source: APXvYqwdUzDXbrmrWUwyt/L3cRqkSB4AU+ns+vZYa5tqE0NQt47ucSckyFjwww4jYBIQlw+IfBgk X-Received: by 2002:a63:bd42:: with SMTP id d2mr5784895pgp.319.1555705174794; Fri, 19 Apr 2019 13:19:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1555705174; cv=none; d=google.com; s=arc-20160816; b=zX6HOVVJ3GU5DY2XIsR290S+YucdTz3/P3oPH4eeK//HzfivZTQ9S7OESihWMv5SB7 +IQK6SRXEy4WAem1+ro2lCenEAxk0egs57erbmgag1Ht+m3bWEZF74+CO3tampQ3rNbF mNhOFB7E9r49GZbRj7FNpIlCURXqU41CI8NcKW5Y7pxhAyphke48b0mK3fa1qIv6Hz24 y5e95rBqxuD6YT7Ql3tRlmOcMkk6mPZ82ctzgBY6nTPBDuQPnAFYdQvq7PSUiHhFB9zB F722s6+K8A7iSiFAuqptTx0nu3GlO9kVAOMNKszNpw1ucLOD8ZMhYuM9hzrM+FLvKDEF wUFA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:to:from:subject:message-id:in-reply-to :date:mime-version; bh=My6TLiUyIB4RpVyrnFfTz4dPloCToKlSYn2hrxlbJP8=; b=NmilfrnHpl4P8KCf7smvgbWVlh1Z7/x9xMtw4FglF+FTNxV4Z6C1mrxnCaIGj25d87 Nb1JrtsJ08Eg7EP7qoKy2XHTV0cYd29GVxJVyfV9Qx9i0vBsl0MFClQo6JqzAO0Cchv/ Kuu7YkuOJ6GPd/EqZNv51CDB5cZqUwz6WF3iQbbZ+txd+MeNBIo/s3mpLIbfvNH8rGNi 5fU+j6FgZmLL3O96a8QblhvYikIaQ72n5cWoX+xQWmPFXcKXm/YMcmqbq6R7Qlzqb5JK x9S2fHwfsIQ3D9tDMTS5iFr48OnrMQsR3TdlvhodXINvhfE4l7BkfaxWO+cn1FfQ8Aue aBsw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id y65si5570461pgd.519.2019.04.19.13.19.19; Fri, 19 Apr 2019 13:19:34 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727045AbfDSURB (ORCPT + 99 others); Fri, 19 Apr 2019 16:17:01 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:57326 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725817AbfDSURB (ORCPT ); Fri, 19 Apr 2019 16:17:01 -0400 Received: by mail-io1-f72.google.com with SMTP id s184so5394178iod.23 for ; Fri, 19 Apr 2019 13:17:01 -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=My6TLiUyIB4RpVyrnFfTz4dPloCToKlSYn2hrxlbJP8=; b=HmPHLeWC/rA9+9JHzvw8+85JY1Eq3jzeB1NiP0FC28VNrntn78sL9asvziNTjoknC0 a7W7Owj1uhVK0nOlbByn7ajttfuUpZqFl57UHuPJoqq/m3RcmEaWvb7JsH9df1O/pFhI TtBmj0vd0FAIy+HxtCrRFCzgsP/sD455kea1BvMY5jhXLhy6IMNeDKHhcZnrpZ3QR4en 8wbi4dM/zP7iE1g8epWQBuiDF7hJIwQkQzH5eLkTFRZx2A/Ze8C2CqMUTD/0WlNQPNGp kFm04M74wuuU4pclpjdtbhrsvvzrMzsQpnlQ99jgBHrXMBln5HjTCBTP+JsbHcphdYjO VVKg== X-Gm-Message-State: APjAAAXy+xKbY8CQpuQyzsuz9/Vh1KEUembeULIGsHe9CIadzlkkn9ZP +AYl8Ex3tlSP9DFlKhauzJybG1ScQlHi5uUC+0pWnG3F0gkg MIME-Version: 1.0 X-Received: by 2002:a24:46cc:: with SMTP id j195mr4418112itb.161.1555705020776; Fri, 19 Apr 2019 13:17:00 -0700 (PDT) Date: Fri, 19 Apr 2019 13:17:00 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002385b50586e7cddb@google.com> Subject: Re: KASAN: slab-out-of-bounds Read in ds_probe From: syzbot To: andreyknvl@google.com, florian.harbecke@fau.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, passt@h-hofmeier.de, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com, zbr@ioremap.net 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+d65f673b847a1a96cdba@syzkaller.appspotmail.com Tested on: commit: d34f9519 usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan/tree/usb-fuzzer kernel config: https://syzkaller.appspot.com/x/.config?x=c73d1bb5aeaeae20 compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=1588b96b200000 Note: testing is done by a robot and is best-effort only.