From nobody Thu Oct 2 18:21:35 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 1FEE71C695; Sun, 14 Sep 2025 14:10:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757859058; cv=none; b=HHHR4idvA0oqw6KSuzXnhcs4JV9LpyyIG3aXQ297k7HOwVm+cIUFFwybVoXEvMnvL6lNW8uRQU03dgsHZAU7h1bVyP+/trhDt6Wv5r2bKD+uehdpZkFP1fm6nt38l7OD3MP0R2Pv1fCeGVkCyVZubBa6LOBjIVbHIzglqsVxZe0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757859058; c=relaxed/simple; bh=V1sZe++I+DX8D0azwJCk2OhQOYC8K8WNEARBLQqqCJg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=KhPJ4OzWtCGzkUVrw9vvp7MkGtBhcrANV/mH2F5A7LacfiP52c2f2Kx/E7ip9AxYwzZwcqW1zvEMLha5etOTwC58ygEOvY6IlAdPOKoxOxMrSzNzZ2QzUmPjPK+jH6jFwyO48j45K77Gu82TuclrFpLR9PYioIcARFB6gM/C5VA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=IYE+nvf9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="IYE+nvf9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD266C4CEF0; Sun, 14 Sep 2025 14:10:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757859057; bh=V1sZe++I+DX8D0azwJCk2OhQOYC8K8WNEARBLQqqCJg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IYE+nvf9ibsAXzXzqQz3GZDcJGOCb+olrUVu9h40124V94IO1w1IESPGrOcedWgkp LAcIokgjt0JgPiJZsIwsHowwChaJyMar2mV3b9ccwUt1f9wSicXVqN9SzZcOkTb9/Q gVqOubKqSpZmtoudLoHFCjsBG3/ktif5AjvrZij4083lyGAt6bx89ltLf9+nhtFIuW naBT41aLAJXrVa5LTj9ZNtSzr9lq0ZljM3qsq1dSjdXk88JUzkxSM3BEo/VCqRxM4W aovIG4+3dWSKkpyjpV6Qhte/cWZ/275kE0q0uG+zo5daYony6Uc6mwYfLksLb1mFVJ Pvl2pFXZiQO/g== 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 v4 7/8] selftests: tracing: Add syntax testcase for wprobe Date: Sun, 14 Sep 2025 23:10:52 +0900 Message-ID: <175785905217.234168.11065155638485207058.stgit@devnote2> X-Mailer: git-send-email 2.43.0 In-Reply-To: <175785897434.234168.6798590787777427098.stgit@devnote2> References: <175785897434.234168.6798590787777427098.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: quoted-printable 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 v3: - Fix to use "wprobe" prefix for detecting error log. - Fix an error place with wrong offset. --- .../test.d/dynevent/wprobes_syntax_errors.tc | 20 ++++++++++++++++= ++++ 1 file changed, 20 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_e= rrors.tc new file mode 100644 index 000000000000..56ac579d60ae --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.= tc @@ -0,0 +1,20 @@ +#!/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' "$1" 'dynamic_events' +} + +check_error 'w ^symbol' # BAD_ACCESS_FMT +check_error 'w ^a@symbol' # BAD_ACCESS_TYPE +check_error 'w w@^symbol' # BAD_ACCESS_ADDR +check_error 'w w@jiffies^+offset' # BAD_ACCESS_ADDR +check_error 'w w@jiffies:^100' # BAD_ACCESS_LEN +check_error 'w w@jiffies ^$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