--- a/lib/Kconfig.debug~math-rational_kunit_test-should-depend-on-rational-instead-of-selecting-it +++ a/lib/Kconfig.debug @@ -2460,8 +2460,7 @@ config SLUB_KUNIT_TEST config RATIONAL_KUNIT_TEST tristate "KUnit test for rational.c" if !KUNIT_ALL_TESTS - depends on KUNIT - select RATIONAL + depends on KUNIT && RATIONAL default KUNIT_ALL_TESTS help This builds the rational math unit test.