CONFIG_PPC_KUEP is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc
Kernel Userspace Execution Prevention
configname: CONFIG_PPC_KUEP
Linux Kernel Configuration
└─>Processor support
└─>Kernel Userspace Execution Prevention
In linux kernel since version 5.1 (release Date: 2019-05-05)
Enable support for Kernel Userspace Execution Prevention (KUEP)
If you're unsure, say Y.
If you're unsure, say Y.