From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 801FA30C637; Sat, 3 Oct 2026 07:53:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791014022; cv=none; b=rCn4vStWQyYFdrVvq2ds3aQV6SesELduW4GvR96SNgzqghSRnvjK8j0Olm2HcLrmN8qwpOGXg5DznLl7grhu4qYgKQKLiSKMfsE2S8T4mOedRVT9zmSkFYG6bc994TNY983c0sL0/NfDBFbkEwgFai0kJAcBmd5YsgcLCJj1pNQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791014022; c=relaxed/simple; bh=w/fxHVNtA+8suk/aVIjfFU697JVRJgCgDhdycK2gkzs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=N1y/phMzFuoTtcd51g8SZ80JCXYo25c8UlleoVd0ktB7twxGyRh5F2fU6+shCc3Fzu/sBJYYb+Z3fweP6sZMP/kt4IEHtQl5ADYxl2fx7bM53DvjH+6/kzSJ7BA1nOTQn5wqdgMxavb3nDLL3tYAoWqunc2On98JgR9Ha5dTft8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WzJ2eOqz; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="WzJ2eOqz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5C5951F0089B; Sat, 3 Oct 2026 07:53:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791014019; bh=o0qMmOfhKF4hfQTENoYGXCxXEOkOcEeucQ2rUqmquDU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=WzJ2eOqzQWMfNqjQ4uMRDf+FCfdYpVSpnDyeIHKeSI0sfj4jfuq5UFXjDol5dQ6yq Y21+jCvkKiQezkuwVF8DvJsZiFTlxoRQUFiUeMegUCkR5TVYlGew/ahO5bX/c26nb5 OsB0QTsvx4iI221fPQCJ3EQOnCMuOV2zZXfNVFSLkckId2pS/VJXEFJ4FDx9GVlbv1 x+n6YSe06yG6pWnuZnaj9mDXXu1SIlL/EPvhVT0MdAqJbhcaMYjNAv44bKn/501xkH IkV6Y5WZJsyYrhBXGFhH+GK+TxncBneXZM5ja45fq4AhhImdvbqXboJSoP9NJxqh4Q oP8BDF3la8eWA== From: "Masami Hiramatsu (Google)" To: Steven Rostedt , Peter Zijlstra , Ingo Molnar Cc: Jinchao Wang , Mathieu Desnoyers , Masami Hiramatsu , Thomas Gleixner , Borislav Petkov , Dave Hansen , "H . Peter Anvin" , Alexander Shishkin , Ian Rogers , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-perf-users@vger.kernel.org, x86@kernel.org Subject: [PATCH v19 07/11] selftests: tracing: Add syntax testcase for wprobe Date: Sat, 3 Oct 2026 16:53:34 +0900 Message-ID: <179101401403.22872.10717032102618304885.stgit@devnote2> X-Mailer: git-send-email 2.43.0 In-Reply-To: <179101393469.22872.5895666191299551553.stgit@devnote2> References: <179101393469.22872.5895666191299551553.stgit@devnote2> User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit From: Masami Hiramatsu (Google) Add "wprobe_syntax_errors.tc" testcase for testing syntax errors of the watch probe events. Signed-off-by: Masami Hiramatsu (Google) --- Changes in v14: - Update comment for invalid offset syntax check to BAD_PROBE_ADDR. - Add testcase for invalid address 0 error check (BAD_ACCESS_ADDR). Changes in v12: - Add NO_ARG_BODY error case. Changes in v11: - Add WPROBE_NO_MAXACT syntax error case. --- .../test.d/dynevent/wprobes_syntax_errors.tc | 23 ++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc new file mode 100644 index 000000000000..e0df58fe7aa3 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc @@ -0,0 +1,23 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Watch probe event parser error log check +# requires: dynamic_events "w[:[/][]] [r|w|rw]@[:]":README + +check_error() { # command-with-error-pos-by-^ + ftrace_errlog_check 'wprobe' "$1" 'dynamic_events' +} + +check_error '^w' # NO_ARG_BODY +check_error 'w^10 w@jiffies' # WPROBE_NO_MAXACT +check_error 'w ^symbol' # BAD_ACCESS_FMT +check_error 'w ^a@symbol' # BAD_ACCESS_TYPE +check_error 'w w@^symbol' # BAD_ACCESS_ADDR +check_error 'w w@^0:4' # BAD_ACCESS_ADDR +check_error 'w w@jiffies^+offset' # BAD_PROBE_ADDR +check_error 'w w@jiffies:^100' # BAD_ACCESS_LEN +check_error 'w w@jiffies ^$arg1' # BAD_VAR +check_error 'w w@jiffies ^$retval' # BAD_VAR +check_error 'w w@jiffies ^$stack' # BAD_VAR +check_error 'w w@jiffies ^%ax' # BAD_VAR + +exit 0