linux-kernel - Re: mm: BUG in do_huge_pmd_wp

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Message-ID: <5179CF8F.7000702@oracle.com>
Date:	Thu, 25 Apr 2013 20:51:27 -0400
From:	Sasha Levin <sasha.levin@...cle.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Minchan Kim <minchan@...nel.org>,
	David Rientjes <rientjes@...gle.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, Mel Gorman <mgorman@...e.de>,
	Dave Jones <davej@...hat.com>, linux-mm <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: mm: BUG in do_huge_pmd_wp_page

On 04/24/2013 06:46 PM, Andrew Morton wrote:
> On Thu, 11 Apr 2013 11:14:29 -0400 Sasha Levin <sasha.levin@...cle.com> wrote:
> 
>> On 04/11/2013 11:13 AM, Kirill A. Shutemov wrote:
>>> Sasha Levin wrote:
>>>> On 04/10/2013 04:02 AM, Minchan Kim wrote:
>>>>> I don't know this issue was already resolved. If so, my reply become a just
>>>>> question to Kirill regardless of this BUG.
>>>>
>>>> The issue is still reproducible with today's -next.
>>>
>>> Could you share your kernel config and configuration of your virtual machine?
>>
>> I've attached my .config.
>>
>> I start the vm using:
>>
>> ./vm sandbox --rng --balloon -k /usr/src/linux/arch/x86/boot/bzImage -d run -d /dev/shm/swap --no-dhcp -m 3072 -c 6 -p
>> "init=/virt/init zcache ftrace_dump_on_oops debugpat kvm.mmu_audit=1 memblock=debug slub_debug=FZPU" -- /runtrin.sh
>>
>> Where /runtrin.sh inside the vm simply mounts some stuff like sysfs and proc,
>> creates the swap space and runs trinity.
> 
> Guys, did this get fixed?

I've stopped seeing that during fuzzing, so I guess that it got fixed somehow...


Thanks,
Sasha

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