From: linux@roeck-us•net (Guenter Roeck)
To: linux-arm-kernel@lists•infradead.org
Subject: 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
prev 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]
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