CONFIG_ARC_STACK_NONEXEC is not available for the default architecture x86.
Result is shown for architecture arc
default or selected kernelversion does not have config value CONFIG_ARC_STACK_NONEXEC.
Result is shown for kernelversion 5.9.9

Make stack non-executable


Linux Kernel Configuration
└─> ARC Architecture Configuration
└─> Make stack non-executable

To disable the execute permissions of stack/heap of processes
which are enabled by default.