Public bug reported:

The arm_ffa will fail to load after kexec with this message:

ARM FF-A: failed to register FFA RxTx buffers

Lore discussion from upstream
https://lore.kernel.org/all/[email protected]/

The patch is in linux-next
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=3bb3e80faf21e432f6e6d89c55fb587c323b8813

for the linux nvidia kernels pulling this extra lore discussion for the 
backport:
https://lore.kernel.org/all/[email protected]/

for tpm crb pulling this extra lore discussion to avoid a crash at shutdown and 
kexec after backporting the previous patches:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=677042afb97ac5057e1d2900139f123bb15ba6e6

** Affects: linux-nvidia-bos (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/2166208

Title:
  arm_ffa: Failing to load after kexec

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