Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1757926AbcK3ObS (ORCPT <rfc822;w@1wt.eu>);
        Wed, 30 Nov 2016 09:31:18 -0500
Received: from mail-wm0-f65.google.com ([74.125.82.65]:34236 "EHLO
        mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1757227AbcK3ObI (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Wed, 30 Nov 2016 09:31:08 -0500
MIME-Version: 1.0
In-Reply-To: <583E8864.9000305@huawei.com>
References: <583E8864.9000305@huawei.com>
From: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Date: Wed, 30 Nov 2016 17:31:06 +0300
Message-ID: <CAPAsAGyWSZRGs-PJsBa-fb8yhcXmdCZ0+ZVwh6bWuvc-v+2HvQ@mail.gmail.com>
Subject: Re: [RFC] kasan: is it a wrong report from kasan?
To: Xishi Qiu <qiuxishi@huawei.com>
Cc: yang.shi@linaro.org, Steven Rostedt <rostedt@goodmis.org>,
        Linux MM <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>,
        Yisheng Xie <xieyisheng1@huawei.com>, wangwei <bessel.wang@huawei.com>
Content-Type: text/plain; charset=UTF-8
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 378
Lines: 9

2016-11-30 11:05 GMT+03:00 Xishi Qiu <qiuxishi@huawei.com>:
> The kernel version is v4.1, and I find some error reports from kasan.
> I'm not sure whether it is a wrong report.
>

This looks like false positive that was fixed in 0d97e6d8024("arm64:
kasan: clear stale stack poison").
Also you might need e1b77c92981a("sched/kasan: remove stale KASAN
poison after hotplug") too.