On 2025-04-01 19:59 +0700, msizanoen wrote: > [snip] > It seems like `e820__register_nosave_regions` is erroneously marking some > kernel memory as nosave in the presence of sub-page e820 regions. In theory > backporting > https://lore.kernel.org/all/[email protected]/ should > be sufficient to avoid this but a fix for the actual root cause is > preferred.
When using kexec_file_load, this patch series fixes the issue not only in theory but also in practice. But the issue with kexec_load (see https://lore.kernel.org/all/Z-hYWc9LtBU1Yhtg@desktop0a/ ), which might be related, is not fixed.
