Some hosts are crashing during install due to memory in specific regions being stomped on (or something like that).
kernel-4.8.6-300.fc25 has been submitted as an update to Fedora 25. https://bodhi.fedoraproject.org/updates/FEDORA-2016-01c178cf9b
Proposed as a Freeze Exception for 25-final by Fedora user pbrobinson using the blocker tracking app because:
Issues installing on particular types of aarch64 platforms (NUMA, potentially others). As an AltArch this isn't a blocker but is a exception.
kernel-4.8.6-300.fc25 has been pushed to the Fedora 25 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-01c178cf9b
(In reply to Fedora Update System from comment #1)
> kernel-4.8.6-300.fc25 has been submitted as an update to Fedora 25.
I created an aarch64 build from .src.rpm here:
A dual node ThunderX system boots fine now:
kernel-4.8.6-300.fc25 has been pushed to the Fedora 25 stable repository. If problems still persist, please make note of it in this bug report.
Discussed during the 2016-11-07 blocker review meeting: 
The decision was made to classify this bug as an AcceptedFreezeException.
Fixed for v4.11:
f073bdc51771 mm: don't dereference struct page fields of invalid pages
6d526ee26ccd arm64: mm: enable CONFIG_HOLES_IN_ZONE for NUMA
The temporary fix:
arm64: mm: Fix memmap to be initialized for the entire section
should be reverted in all kernel from 4.11: