Messages in this thread | | | From | Ard Biesheuvel <> | Date | Wed, 17 Jan 2018 12:01:01 +0000 | Subject | Re: [PATCH] efi/arm*: Only register page tables when they exist |
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On 17 January 2018 at 10:19, Will Deacon <will.deacon@arm.com> wrote: > On Tue, Jan 16, 2018 at 02:08:32PM +0000, Mark Rutland wrote: >> Currently the arm/arm64 runtime code registers the runtime servies >> pagetables with ptdump regardless of whether runtime services page >> tables have been created. >> >> As efi_mm.pgd is NULL in these cases, attempting to dump the efi page >> tables results in a NULL pointer dereference in the ptdump code: > > Acked-by: Will Deacon <will.deacon@arm.com> > > Ard -- please can you pick this one up? >
I'll see if I can manage applying it.
-- Ard.
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