linux-kernel - Re: [lkp-robot] [asm] c1aad8dcc4: BUG:kernel_hang_in_boot

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Message-ID: <20170516012958.GP390@ZenIV.linux.org.uk>
Date:   Tue, 16 May 2017 02:29:58 +0100
From:   Al Viro <viro@...IV.linux.org.uk>
To:     kernel test robot <xiaolong.ye@...el.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>, lkp@...org
Subject: Re: [lkp-robot] [asm]  c1aad8dcc4: BUG:kernel_hang_in_boot_stage

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.