Re: Widespread boot failures on ARM due to "mm/page_alloc.c: calculate zone_start_pfn at zone_spanned_pages_in_node()"

On Mon, Jan 04, 2016 at 03:09:46PM -0800, Andrew Morton wrote:

On Mon, 4 Jan 2016 22:42:33 +0000 Mark Brown broonie@kernel.org wrote:

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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:

Thanks. That patch has rather a blooper if CONFIG_HAVE_MEMBLOCK_NODE_MAP=n. Is that the case in your testing?

Seems to be what's making a difference from a quick run through, yes.