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 2A80238C2C0; Fri, 7 Aug 2026 15:34:42 +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=1786116883; cv=none; b=jJmxLLqHxvmO00fHlgEJgkKDcO3Sw/n34uZgdjO9OlYME0Rez7wS83EzVVKouv+j4KZqBekVbXrmRH4PBO22B/yJJUcJKZxiouKHhpr4jm/ZLUGjzgwgS7kvL6OoMgrYeqtUlxjB2OjNJKmnpSUiT4/idWJ0/u92auvWPqQ8680= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786116883; c=relaxed/simple; bh=I7keiJZxhcvIqTtelDYJ8wxvYd490JzlGO3twFAP748=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=NoFy8cVxQbNppennzZ4Cv2pA36N4K5lDHX+irZIyp3CgG48r7MUtyn7pCS1DFwp8qHe3eh6xT6/kZOkvd3p1HrBZB3CfbaW8ZMQBNGcpTyhtLAoqmydZE/9jU+fHBFkCRejeWIBfBQeZ1fFk1qGoAeEMjNfFZLwLgC1efkZTITM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Dtg4n+C+; 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="Dtg4n+C+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8BCCD1F00A3A; Fri, 7 Aug 2026 15:34:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786116882; bh=icx33MI5IDl0NsRVCwveXp/YypYWce4cJoFEH1DIJLY=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Dtg4n+C+Ybe9DG2DUOFU/2FMSlwaOVKlqTnkF1r4ggyP4JNW8YTNE9j2GsHx1PuEN 2YHjs1itGTA9MbdhT3bz6DUNLEaOiiSe8KKCBcVfF6Gh7jndUAj0QhqEWoF1eV3V5I SJShoJGu4100ERVZhvTZ6RhM+j3V3ysyYp9A+4b0ZYQAt2PgFC14ZM4X70xDnR4kpm oBJf3Iuj4LyMZdMvFIYa/6NiOlP44xptIILv6+RccnoNI8kieCGvFTPaeJB5ozkRbq 9dfYEuLfFu/h+1P+JzwIylALaaesc6P4kBApzU/2tkaGBHxMNo4TFB/HAenwdNHKn2 9YLN2p5JKtXkQ== From: "Masami Hiramatsu (Google)" To: Steven Rostedt , Peter Zijlstra , Ingo Molnar , x86@kernel.org 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 Subject: [PATCH v12 07/11] selftests: tracing: Add syntax testcase for wprobe Date: Sat, 8 Aug 2026 00:34:36 +0900 Message-ID: <178611687621.237811.798396860126902241.stgit@devnote2> X-Mailer: git-send-email 2.43.0 In-Reply-To: <178611679753.237811.10190793347982785419.stgit@devnote2> References: <178611679753.237811.10190793347982785419.stgit@devnote2> User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: linux-trace-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 v12: - Add NO_ARG_BODY error case. Changes in v11: - Add WPROBE_NO_MAXACT syntax error case. --- .../test.d/dynevent/wprobes_syntax_errors.tc | 22 ++++++++++++++++++++ 1 file changed, 22 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..c279bea8d8b9 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc @@ -0,0 +1,22 @@ +#!/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' "$1" 'dynamic_events' +} + +check_error '^w' # NO_ARG_BODY +check_error 'w^10 w@jiffies' # WPROBE_NO_MAXACT +check_error 'w ^symbol' # BAD_ACCESS_FMT +check_error 'w ^a@symbol' # BAD_ACCESS_TYPE +check_error 'w w@^symbol' # BAD_ACCESS_ADDR +check_error 'w w@jiffies^+offset' # BAD_ACCESS_ADDR +check_error 'w w@jiffies:^100' # BAD_ACCESS_LEN +check_error 'w w@jiffies ^$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