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 37538373BE8; Sat, 22 Aug 2026 09:24:47 +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=1787390689; cv=none; b=cDfIakp1XWm13QXVfweOzyAIVsyX4QMJk0+Sp/Y7NwTqzx/30Wy9kkvJep9o0/0JaoA/Q+KZSod3tI2rNixWD5WX23AbQmv8KSTF0T6cZVZCsxolz1n9whUR6msR0ChI0rkxrofvenfYIUXvtgqdZs0UyGbYMmNHPZXSUnZ0I04= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787390689; c=relaxed/simple; bh=I7keiJZxhcvIqTtelDYJ8wxvYd490JzlGO3twFAP748=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=DJ5+4ADQPQuz64eGGPsb8AlcBZD5H4gsOaZgfz8bYZigGUc8hJ5lzI3SGwNDs55AhPJ9Yir/5UOGxZIzYmg/l8fWQsBH/3/tzaxP2hSDxClQ4hTm2ZlCBnduIPX0n/aLMGj0HECWF7+SjpI2U0VH/+RDacBvmreWHfw/1d/pXrI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FuF2DCpf; 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="FuF2DCpf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2CBE71F000E9; Sat, 22 Aug 2026 09:24:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787390687; bh=icx33MI5IDl0NsRVCwveXp/YypYWce4cJoFEH1DIJLY=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=FuF2DCpf1IZ5t4VifEyyqhnOBBUYdoNm0bYrMc11gR8kbV6FdYJbATnuOyh1csP3y dqYVtZngk+yIEHrGxYxRdGXd3wgg0KWR5SKgDlB/LrS1BOJci9ZYsf/FDAUWX2hHvw 2OCpjG9gfutNU9gX8pkpGeE+03GyNkUzl1gj9En76gQ3UDD0joonvPgl3uHfFGT7kx Oszv3fnjCI7xtraTElJTxywyZnaD9mCu7DYmM8x85KVC5GVjak+L59WbhjXXuZJekJ Q8hjfRYK3rgpBfYK8wD2vuyoB2+kRgWWhrrolhA8YDB+5YGlGoFLJAm1cvpUVOnnxU i8a1+LNmkIZyw== 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 v13 08/12] selftests: tracing: Add syntax testcase for wprobe Date: Sat, 22 Aug 2026 18:24:41 +0900 Message-ID: <178739068097.1520941.17014781036682940369.stgit@devnote2> X-Mailer: git-send-email 2.43.0 In-Reply-To: <178739053919.1520941.17662338993878200834.stgit@devnote2> References: <178739053919.1520941.17662338993878200834.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