From: Li Hua Date: Mon, 21 Nov 2022 03:06:20 +0000 (+0800) Subject: test_kprobes: Fix implicit declaration error of test_kprobes X-Git-Tag: v6.0.18~62 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4e77d0f646f15d063047e3fc2232f89487203b72;p=thirdparty%2Fkernel%2Fstable.git test_kprobes: Fix implicit declaration error of test_kprobes commit 63a4dc0a0bb0e9bfeb2c88ccda81abdde4cdd6b8 upstream. If KPROBES_SANITY_TEST and ARCH_CORRECT_STACKTRACE_ON_KRETPROBE is enabled, but STACKTRACE is not set. Build failed as below: lib/test_kprobes.c: In function ‘stacktrace_return_handler’: lib/test_kprobes.c:228:8: error: implicit declaration of function ‘stack_trace_save’; did you mean ‘stacktrace_driver’? [-Werror=implicit-function-declaration] ret = stack_trace_save(stack_buf, STACK_BUF_SIZE, 0); ^~~~~~~~~~~~~~~~ stacktrace_driver cc1: all warnings being treated as errors scripts/Makefile.build:250: recipe for target 'lib/test_kprobes.o' failed make[2]: *** [lib/test_kprobes.o] Error 1 To fix this error, Select STACKTRACE if ARCH_CORRECT_STACKTRACE_ON_KRETPROBE is enabled. Link: https://lore.kernel.org/all/20221121030620.63181-1-hucool.lihua@huawei.com/ Fixes: 1f6d3a8f5e39 ("kprobes: Add a test case for stacktrace from kretprobe handler") Cc: stable@vger.kernel.org Signed-off-by: Li Hua Acked-by: Masami Hiramatsu (Google) Signed-off-by: Masami Hiramatsu (Google) Signed-off-by: Greg Kroah-Hartman --- diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 88f34cdeef023..dd1d02c9e0d08 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -2080,6 +2080,7 @@ config TEST_MIN_HEAP config TEST_SORT tristate "Array-based sort test" if !KUNIT_ALL_TESTS depends on KUNIT + select STACKTRACE if ARCH_CORRECT_STACKTRACE_ON_KRETPROBE default KUNIT_ALL_TESTS help This option enables the self-test function of 'sort()' at boot,