linux-kernel - Re: x86: early boot crash: "alloc_low_page: ran out of memory" (bisected)

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Date:	Fri, 9 Aug 2013 19:10:03 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Dave Hansen <dave@...1.net>
Cc:	"the arch/x86 maintainers" <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: x86: early boot crash: "alloc_low_page: ran out of memory" (bisected)

On Fri, Aug 9, 2013 at 6:19 PM, Dave Hansen <dave@...1.net> wrote:
> On 08/09/2013 04:23 PM, Yinghai Lu wrote:
>> On Fri, Aug 9, 2013 at 4:18 PM, Dave Hansen <dave.hansen@...el.com> wrote:
>>> I'm getting a 100% reproducible panic early in boot:
> ...
>>>> early console in setup code
>>>> [    0.000000] Initializing cgroup subsys cpuset
>>>> [    0.000000] Initializing cgroup subsys cpu
>>>> [    0.000000] Linux version 3.8.0-rc5-00059-g8170e6b
>>
>> so how about v3.10?
>>
>> We should have some fixes in 3.10 already.
>
> I was hitting it on Linus's current tree today (3.11-rcwhatever).  I
> pasted the panic() from your patch's commit specifically, but the same
> behavior is happening on current kernels, and it looked consistent as I
> bisected between the 3.11-rc's and your commit.

Can you post 3.11-rc with "debug ignore_loglevel memblock=debug" ?

Thanks

Yinghai
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