linux-next.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Guenter Roeck <linux@roeck-us.net>
To: Mark Brown <broonie@kernel.org>
Cc: Taku Izumi <izumi.taku@jp.fujitsu.com>,
	Tony Luck <tony.luck@intel.com>, Mel Gorman <mel@csn.ul.ie>,
	Xishi Qiu <qiuxishi@huawei.com>,
	Dave Hansen <dave.hansen@intel.com>,
	Matt Fleming <matt@codeblueprint.co.uk>,
	Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	kernel-build-reports@lists.linaro.org,
	linux-next@vger.kernel.org, Kevin.Hilman@linaro.org,
	Tyler.Baker@linaro.org, linux-arm-kernel@lists.infradead.org,
	Russell King <linux@arm.linux.org.uk>,
	Arnd Bergmann <arnd@arndb.de>
Subject: Re: Widespread boot failures on ARM due to "mm/page_alloc.c: calculate zone_start_pfn at zone_spanned_pages_in_node()"
Date: Tue, 5 Jan 2016 16:22:01 -0800	[thread overview]
Message-ID: <20160106002201.GA16273@roeck-us.net> (raw)
In-Reply-To: <20160104224233.GU16023@sirena.org.uk>

On Mon, Jan 04, 2016 at 10:42:33PM +0000, Mark Brown wrote:
> Since 20151231 -next has been failing to boot on a wide range of ARM
> platforms in the kernelci.org boot tests[1].  Doing bisections with
> Arndale and BeagleBone Black identifies 904769ac82ebf (mm/page_alloc.c:
> calculate zone_start_pfn at zone_spanned_pages_in_node()) from the akpm
> tree as the first broken commit[2,3].  An example bootlog from the
> failure is:
> 
>    http://storage.kernelci.org/next/next-20151231/arm-multi_v7_defconfig/lab-cambridge/boot-exynos5250-arndale.html
> 
> which shows no output on the console once we start the kernel, a brief
> sampling of failing boards suggests this is the normal failure mode.
> x86 and arm64 targets seem fine (juno shows up as failing but the boot
> log seems fine so it's probably a false positive, Mustang was failing
> already) and there are a small number of ARM platforms that boot.  I've
> not yet had any time to investigate further than that (including trying
> a revert of that commit), sorry.
> 
I see the same problem with my qemu tests for arm.

Reverting the offending commit together with cd31fe16b585 ("mm/page_alloc.c:
set a zone_start_pfn value in zone_spanned_pages_in_node") fixes the problem.

Guenter

      parent reply	other threads:[~2016-01-06  0:22 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-04 22:42 Widespread boot failures on ARM due to "mm/page_alloc.c: calculate zone_start_pfn at zone_spanned_pages_in_node()" Mark Brown
2016-01-04 23:09 ` Andrew Morton
2016-01-04 23:55   ` Mark Brown
2016-01-05  0:35     ` Andrew Morton
2016-01-05  0:49       ` Stephen Rothwell
2016-01-05  5:47         ` Stephen Rothwell
2016-01-05  5:49           ` Andrew Morton
2016-01-05 11:45       ` Mark Brown
2016-01-05 12:21         ` Sudeep Holla
2016-01-05 19:24           ` Mark Brown
2016-01-05 19:59           ` Steve Capper
2016-01-06 10:32             ` Sudeep Holla
2016-01-06 15:56             ` Steve Capper
2016-01-06  0:22 ` Guenter Roeck [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20160106002201.GA16273@roeck-us.net \
    --to=linux@roeck-us.net \
    --cc=Kevin.Hilman@linaro.org \
    --cc=Tyler.Baker@linaro.org \
    --cc=akpm@linux-foundation.org \
    --cc=arnd@arndb.de \
    --cc=broonie@kernel.org \
    --cc=dave.hansen@intel.com \
    --cc=izumi.taku@jp.fujitsu.com \
    --cc=kamezawa.hiroyu@jp.fujitsu.com \
    --cc=kernel-build-reports@lists.linaro.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-next@vger.kernel.org \
    --cc=linux@arm.linux.org.uk \
    --cc=matt@codeblueprint.co.uk \
    --cc=mel@csn.ul.ie \
    --cc=qiuxishi@huawei.com \
    --cc=tony.luck@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).