From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B4E4C4708D for ; Wed, 4 Jan 2023 16:19:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239930AbjADQTG (ORCPT ); Wed, 4 Jan 2023 11:19:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42630 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239938AbjADQTD (ORCPT ); Wed, 4 Jan 2023 11:19:03 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6F8605FBB for ; Wed, 4 Jan 2023 08:19:02 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 0A514617A9 for ; Wed, 4 Jan 2023 16:19:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1748CC433D2; Wed, 4 Jan 2023 16:19:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672849141; bh=VXnpT57LO7V8ngBoyGmLg/BPvjwAqSab65QuIKs9udo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=a6BN/cMvb88xCO2+d4Z8Moo/16SVYLcAp5TKwKrsROpmjjpDIfWurHwORWqpagHuV zQLP1l+V+wzi75BdPA1tJaGG8k2xYlp4j1kDelh+pzN30gSNJff+3VHD7LU9OaX4RN iamsTGdxOvenINnY6WgFUhP8rxDfePDWyvPyg8Ss= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Li Hua , "Masami Hiramatsu (Google)" Subject: [PATCH 6.1 141/207] test_kprobes: Fix implicit declaration error of test_kprobes Date: Wed, 4 Jan 2023 17:06:39 +0100 Message-Id: <20230104160516.389991695@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230104160511.905925875@linuxfoundation.org> References: <20230104160511.905925875@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Li Hua 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 --- lib/Kconfig.debug | 1 + 1 file changed, 1 insertion(+) --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -2092,6 +2092,7 @@ 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,