Messages in this thread | | | Date | Fri, 2 Mar 2018 16:40:52 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH v3 2/2] mm/page_alloc: fix memmap_init_zone pageblock alignment |
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On Sat, 3 Mar 2018 01:12:26 +0100 Daniel Vacek <neelx@redhat.com> wrote:
> Commit b92df1de5d28 ("mm: page_alloc: skip over regions of invalid pfns > where possible") introduced a bug where move_freepages() triggers a > VM_BUG_ON() on uninitialized page structure due to pageblock alignment.
b92df1de5d28 was merged a year ago. Can you suggest why this hasn't been reported before now?
This makes me wonder whether a -stable backport is really needed...
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