Merge tag 'smp-urgent-2026-06-23' of git://git.kernel.org/pub/scm/linux/kernel/git...

Merge tag 'smp-urgent-2026-06-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull misc CPU hotplug fixes from Ingo Molnar:

 - Fix CPU hotplug error handling rollback bug (Bradley Morgan)

 - Fix possible output OOB write bug in the sysfs hotplug states
   printing code (Bradley Morgan)

* tag 'smp-urgent-2026-06-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  cpu: hotplug: Bound hotplug states sysfs output
  cpu: hotplug: Preserve per instance callback errors