default or selected kernelversion does not have config value CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC.
Result is shown for kernelversion 6.9.9
CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC (not configurable)
configname: CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC
Linux Kernel Configuration
└─>ARCH_SUPPORTS_DEBUG_PAGEALLOC