From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1751360AbdEPBaC (ORCPT <rfc822;w@1wt.eu>);
        Mon, 15 May 2017 21:30:02 -0400
Received: from zeniv.linux.org.uk ([195.92.253.2]:37468 "EHLO
        ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1751230AbdEPBaB (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Mon, 15 May 2017 21:30:01 -0400
Date: Tue, 16 May 2017 02:29:58 +0100
From: Al Viro <viro@ZenIV.linux.org.uk>
To: kernel test robot <xiaolong.ye@intel.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>, lkp@01.org
Subject: Re: [lkp-robot] [asm]  c1aad8dcc4: BUG:kernel_hang_in_boot_stage
Message-ID: <20170516012958.GP390@ZenIV.linux.org.uk>
References: <20170516011957.GB17692@yexl-desktop>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20170516011957.GB17692@yexl-desktop>
User-Agent: Mutt/1.8.0 (2017-02-23)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Tue, May 16, 2017 at 09:19:57AM +0800, kernel test robot wrote:
> 
> FYI, we noticed the following commit:
> 
> commit: c1aad8dcc49382399f48541dc47b6e30b0ef1b62 ("asm-generic: zero in __get_user(), not __get_user_fn()")
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
> 
> in testcase: trinity
> with following parameters:
> 
> 	runtime: 300s
> 
> test-description: Trinity is a linux system call fuzz tester.
> test-url: http://codemonkey.org.uk/projects/trinity/
> 
> 
> on test machine: qemu-system-x86_64 -enable-kvm -smp 2 -m 420M

Huh?  That commit touches only include/asm-generic/uaccess.h and
this file is not even looked at during x86 builds.