[PATCH v2] kho: skip KHO for crash kernel

Mike Rapoport rppt at kernel.org
Tue Apr 28 06:17:31 PDT 2026


From: Mike Rapoport (Microsoft) <rppt at kernel.org>

On Fri, 10 Apr 2026 01:16:05 +0000, Evangelos Petrongonas wrote:
> kho_fill_kimage() unconditionally populates the kimage with KHO
> metadata for every kexec image type. When the image is a crash kernel,
> this can be problematic as the crash kernel can run in a small reserved
> region and the KHO scratch areas can sit outside it.
> The crash kernel then faults during kho_memory_init() when it
> tries phys_to_virt() on the KHO FDT address:
> 
> [...]

Applied to fixes branch of liveupdate/linux.git tree, thanks!

[1/1] kho: skip KHO for crash kernel
      commit: a6715d7ec472a476db17787697a4abda62962284

tree: https://git.kernel.org/pub/scm/linux/kernel/git/liveupdate/linux
branch: fixes

--
Sincerely yours,
Mike.




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