On Sun, Jan 12, 2025 at 08:07:55PM +0100, Borislav Petkov wrote:
> On Sun, Jan 12, 2025 at 08:42:05PM +0200, Ville Syrjälä wrote:
> > On Wed, Oct 23, 2024 at 07:27:11PM +0300, Mike Rapoport wrote:
> > > From: "Mike Rapoport (Microsoft)" <[email protected]>
> > >
> > > Enable execmem's cache of PMD_SIZE'ed pages mapped as ROX for module
> > > text allocations on 64 bit.
> >
> > Hi,
> >
> > This breaks resume from hibernation on my Alderlake laptop.
> >
> > Fortunately this still reverts cleanly.
>
> Does that hunk in the mail here fix it?
>
> https://lore.kernel.org/all/[email protected]/
There's definiltely breakage with that module_writable_address()
nonsense in alternative.c that will not be fixed by that patch.
The very simplest thing at this point is to remove:
select ARCH_HAS_EXECMEM_ROX if X86_64
and try again next cycle.
