diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 7d0b681a132bb0b241717695e33f61c33e21cb46..0e90929da40f74dcee7683183742f4021d84fda9 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -187,8 +187,8 @@ config HAVE_MMIOTRACE_SUPPORT
 	def_bool y
 
 config X86_DECODER_SELFTEST
-     bool "x86 instruction decoder selftest"
-     depends on DEBUG_KERNEL
+	bool "x86 instruction decoder selftest"
+	depends on DEBUG_KERNEL && KPROBES
 	---help---
 	 Perform x86 instruction decoder selftests at build time.
 	 This option is useful for checking the sanity of x86 instruction
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index a2d6472895fb309884d442b100502447fcb4c5e9..442b3b3b2d809722f2314fc9ccc60847653c6b80 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -20,7 +20,7 @@ lib-y := delay.o
 lib-y += thunk_$(BITS).o
 lib-y += usercopy_$(BITS).o getuser.o putuser.o
 lib-y += memcpy_$(BITS).o
-lib-y += insn.o inat.o
+lib-$(CONFIG_KPROBES) += insn.o inat.o
 
 obj-y += msr-reg.o msr-reg-export.o