linux-kernel - Re: [PATCH 00/31] numa/core patches

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <508A63D7.1000704@redhat.com>
Date:	Fri, 26 Oct 2012 18:20:07 +0800
From:	Zhouping Liu <zliu@...hat.com>
To:	Ingo Molnar <mingo@...nel.org>
CC:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Rik van Riel <riel@...hat.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Mel Gorman <mgorman@...e.de>,
	Johannes Weiner <hannes@...xchg.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	CAI Qian <caiqian@...hat.com>
Subject: Re: [PATCH 00/31] numa/core patches

On 10/26/2012 05:20 PM, Ingo Molnar wrote:
> * Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:
>
>> On Fri, 2012-10-26 at 17:07 +0800, Zhouping Liu wrote:
>>> [  180.918591] RIP: 0010:[<ffffffff8118c39a>]  [<ffffffff8118c39a>] mem_cgroup_prepare_migration+0xba/0xd0
>>> [  182.681450]  [<ffffffff81183b60>] do_huge_pmd_numa_page+0x180/0x500
>>> [  182.775090]  [<ffffffff811585c9>] handle_mm_fault+0x1e9/0x360
>>> [  182.863038]  [<ffffffff81632b62>] __do_page_fault+0x172/0x4e0
>>> [  182.950574]  [<ffffffff8101c283>] ? __switch_to_xtra+0x163/0x1a0
>>> [  183.041512]  [<ffffffff8101281e>] ? __switch_to+0x3ce/0x4a0
>>> [  183.126832]  [<ffffffff8162d686>] ? __schedule+0x3c6/0x7a0
>>> [  183.211216]  [<ffffffff81632ede>] do_page_fault+0xe/0x10
>>> [  183.293705]  [<ffffffff8162f518>] page_fault+0x28/0x30
>> Johannes, this looks like the thp migration memcg hookery gone bad,
>> could you have a look at this?
> Meanwhile, Zhouping Liu, could you please not apply the last
> patch:
>
>    [PATCH] sched, numa, mm: Add memcg support to do_huge_pmd_numa_page()
>
> and see whether it boots/works without that?

Hi Ingo,

your supposed is right, after reverting the 31st patch(sched, numa, mm: 
Add memcg support to do_huge_pmd_numa_page())
the issue is gone, thank you.


Thanks,
Zhouping

>
> Thanks,
>
> 	Ingo
>
> --
> To unsubscribe, send a message with 'unsubscribe linux-mm' in
> the body to majordomo@...ck.org.  For more info on Linux MM,
> see: http://www.linux-mm.org/ .
> Don't email: <a href=mailto:"dont@...ck.org"> email@...ck.org </a>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/