Messages in this thread | | | From | Dionna Amalie Glaze <> | Date | Thu, 8 Sep 2022 09:23:07 -0700 | Subject | Re: [PATCHv7 02/14] mm: Add support for unaccepted memory |
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> > Looks like the first access to the memory map fails, although I think > it's not in INIT_LIST_HEAD() but rather in init_page_count(). > > I'd start with making sure that page_alloc::memmap_alloc() actually returns > accepted memory. If you build kernel with CONFIG_DEBUG_VM=y the memory map > will poisoned in this function, so my guess is it'd crash there. >
That's a wonderful hint, thank you! I did not run this test CONFIG_DEBUG_VM set, but you think it's possible it could still be here?
> -- > Sincerely yours, > Mike.
-- -Dionna Glaze, PhD (she/her)
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