Does setting the following sysctl settings require a system reboot?

Issue

• Do any of the following Kernel settings require a system reboot to become active?

  vm.panic_on_oom = 1
  kernel.hung_task_panic = 1
  kernel.softlockup_panic = 1
  kernel.panic_on_unrecovered_nmi = 1
  kernel.unknown_nmi_panic = 1