On Fri, May 12, 2023 at 09:33:55AM +0200, Roger Pau Monne via Grub-devel wrote:
> On failure to allocate from grub_relocator_firmware_alloc_region() in
> malloc_in_range() the function would stop enforcing the alignment, and
> the following was returned:
>
> lib/relocator.c:431: trying to allocate in 0x200000-0xffbf9fff aligned
> 0x200000 size 0x406000
> lib/relocator.c:1197: allocated: 0x74de2000+0x406000
> lib/relocator.c:1407: allocated 0x74de2000/0x74de2000
>
> Fix this by making sure that target always contains a suitably aligned
> address. After the change the return from the function is:
>
> lib/relocator.c:431: trying to allocate in 0x200000-0xffb87fff aligned
> 0x200000 size 0x478000
> lib/relocator.c:1204: allocated: 0x74c00000+0x478000
> lib/relocator.c:1414: allocated 0x74c00000/0x74c00000
>
> Fixes: 3a5768645c05 ('First version of allocation from firmware')
> Signed-off-by: Roger Pau Monné <roger....@citrix.com>
Reviewed-by: Daniel Kiper <daniel.ki...@oracle.com>
Daniel
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