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

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Message-ID: <52059508.3090405@sr71.net>
Date:	Fri, 09 Aug 2013 18:19:04 -0700
From:	Dave Hansen <dave@...1.net>
To:	Yinghai Lu <yinghai@...nel.org>
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 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.
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