lkml.org 
[lkml]   [2022]   [Sep]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCHv7 02/14] mm: Add support for unaccepted memory
>
> 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)

\
 
 \ /
  Last update: 2022-09-08 18:25    [W:0.970 / U:0.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site