CONFIG_PPC_FPU_REGS is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc

CONFIG_PPC_FPU_REGS (not configurable)

modulename: ptrace-fpu.ko

and/or

ptrace-novsx.ko

configname: CONFIG_PPC_FPU_REGS

Linux Kernel Configuration
└─>Processor support
└─>PPC_FPU_REGS
In linux kernel since version 5.2 (release Date: 2019-07-07)  
source code:
arch/powerpc/kernel/ptrace/ptrace-fpu.c