From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f179.google.com (mail-pg1-f179.google.com [209.85.215.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C93512E2EE7 for ; Fri, 12 Sep 2025 10:13:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.179 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757672015; cv=none; b=NXyy4L85qXDrEy6UWsxb4q56Inko27ylSU6dNx47ctDbs3rYRuV/fTM/jGS4TAnFy4xRv2E9O6NYI56FESZdkA0Ss5eoPKeqCmBj+lNmQhd5Phf/SQIOabk+0w1K2GzHLAJVeHQkSCHOH+9yPDqgAUbCJP8Q5OtETTsOTIJSCwA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757672015; c=relaxed/simple; bh=CEdClddGjVYx6HjPNGBFPBiAS3jsMfpyA1eRZqyA0js=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KRM0yrGFmOwczVsZtbe0Ma25Nsw1tdgygzIao/nhfuw9Ass2rrY9dWbOnGtDm3IO/KSl9FYVW7BYh8aCf0WTSIM3XcVwaS6iueJc34rbjWEd2JBmpo6EVLkFF0qXd3mL0+Wg0cqIB/3gXeWK9Xdr31xwmVJK8+gB2ZfNGdSZSYs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=Phu1ClwF; arc=none smtp.client-ip=209.85.215.179 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Phu1ClwF" Received: by mail-pg1-f179.google.com with SMTP id 41be03b00d2f7-b4e84a61055so1164390a12.0 for ; Fri, 12 Sep 2025 03:13:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1757672013; x=1758276813; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=pqWZ4PXPvcwGUSVpTO1OvKWC6TpQO7QLp3apqR6W4A4=; b=Phu1ClwF/WaPaErJMaPhPDE6D9pREb2vKlFKCLG5/QTZ5EdiId+kOCcrawUXVD8G5V Pqqmk5rFdMAPtDfGRKFTiKiak4JjE+aqt4sg0bTSJqBnr8RV3L5xuG83kAtC94UpfP+n 85uQ/GHXtIx0dXdxFQvzbKVNKIoBgBXmr3jAQrlCBtpz25JZf1gA0UAPXwbi0kan6cNQ YBwVyySuufVCMJYdzT04jsSuShSH2IqpDjs24IJrY0Jxs5EZkMKphHYKfJhhLzdJNEVL TQFy49G2jYxADX+XY2xkM5tK5UO6JYKAL0AEiEVzPr8dJNk6v7iQjw85MFvB6oG5vJ/e cElw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757672013; x=1758276813; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=pqWZ4PXPvcwGUSVpTO1OvKWC6TpQO7QLp3apqR6W4A4=; b=isx6tMv87drP6zgtsrRcbQORwAx3j5isAT7HMaeNjvZ32pzYJ+lxk7bl3ufrKNqCHg Fovvbl6p04K9uSroeaCymC1cVNd+4Whr2X26J6KPsE7Ft1AIpzX0Gf0tOy5rhLjUt2Mw 382wZ7mF9DpLAaw73VUqjN8jL1CbAQAWH6Kax5CFEO9d7g1a9+KG4rPvhnFmXEsPPUB3 GfwTLOu7xRjjQ7YZPnH9hseOYOJzBJ3Md1BJzecP9rFsX2bakDirJYMuI/+mBU0KcoYh YDSDK1xNT65kc0X+rDGGZVRFr4UImVAmB0JJ53zBaY78356f51Keo+zV3zSnehl9M89L ppUQ== X-Forwarded-Encrypted: i=1; AJvYcCX24V6f1/CQhYxQ3e52lU/4PRsNdoWmfKq/cY09/udfQVosPBZNWplAVoHgYvb4k7u0r7GvrGo2XqNsA485CihbusQ=@vger.kernel.org X-Gm-Message-State: AOJu0YxBd0amnyzIqWEFXVa2chs3Az1LI9dUrhniLwSd+W1akMjyfNSs UcLsRgXgA6HWtjjweYiJDLCOfbK7y8O1/ATenrA3d2cDi+MA5wgIgslb X-Gm-Gg: ASbGncu6oYahEp7enFZTVitcj8oPJOVYbTCAenIwlYnwSdR5aCo+g53a1Q/AptzpmuE P8NxbLu5a9keAdt1griiDaV4aG0mmIv2WOUZ0sCLvGMXtwXkA6fBP4YxkkdM+9F9jVmntvy+JXX LQr+LWjc/3WOVRziSumjSO1UE65keIg1++eU3POo1LpC2kNvZLBGbiZ7kQeuUqPncRCkHAFZvkr w2bsfx5msEQ9Zt/bGPMEz9OoXDLfnRak7FLUz4eW2WIX5femKFJ6EQEhQhcshd7asLc1eE9PXDJ p3kvheBm4snQkzT0R7F47wreZCkmTBnzzGRtiYy0HuDibfRe8JDy5PVOTa6zwU3fHxK3VUV3XAL FbgWlqXGTXcW84zeFvkUxSIDJII1l7+yspSQ= X-Google-Smtp-Source: AGHT+IGdi0rU6u6yk/5j3je0obUk9yox4MEj0mpe+W9QIz9sLwr6j5n+alC3GBSeGbtzXzFiSEwqsw== X-Received: by 2002:a17:903:37c4:b0:248:811e:f86c with SMTP id d9443c01a7336-25d26663209mr26113005ad.34.1757672012838; Fri, 12 Sep 2025 03:13:32 -0700 (PDT) Received: from localhost ([185.49.34.62]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-25c3ad33e1esm44309995ad.105.2025.09.12.03.13.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Sep 2025 03:13:32 -0700 (PDT) From: Jinchao Wang To: Andrew Morton , Masami Hiramatsu , Peter Zijlstra , Mike Rapoport , Alexander Potapenko , Jonathan Corbet , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , "Liang, Kan" , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , Kees Cook , Alice Ryhl , Sami Tolvanen , Miguel Ojeda , Masahiro Yamada , Rong Xu , Naveen N Rao , David Kaplan , Andrii Nakryiko , Jinjie Ruan , Nam Cao , workflows@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-mm@kvack.org, llvm@lists.linux.dev, Andrey Ryabinin , Andrey Konovalov , Dmitry Vyukov , Vincenzo Frascino , kasan-dev@googlegroups.com, "David S. Miller" , Mathieu Desnoyers , linux-trace-kernel@vger.kernel.org Cc: Jinchao Wang Subject: [PATCH v4 19/21] tools/ksw: add test script Date: Fri, 12 Sep 2025 18:11:29 +0800 Message-ID: <20250912101145.465708-20-wangjinchao600@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250912101145.465708-1-wangjinchao600@gmail.com> References: <20250912101145.465708-1-wangjinchao600@gmail.com> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Provide a shell script to trigger test cases. Signed-off-by: Jinchao Wang --- tools/kstackwatch/kstackwatch_test.sh | 40 +++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100755 tools/kstackwatch/kstackwatch_test.sh diff --git a/tools/kstackwatch/kstackwatch_test.sh b/tools/kstackwatch/kstackwatch_test.sh new file mode 100755 index 000000000000..61e171439ab6 --- /dev/null +++ b/tools/kstackwatch/kstackwatch_test.sh @@ -0,0 +1,40 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +echo "IMPORTANT: Before running, make sure you have updated the offset values!" + +usage() { + echo "Usage: $0 [0-3]" + echo " 0 - Canary Write Test" + echo " 1 - Canary Overflow Test" + echo " 2 - Silent Corruption Test" + echo " 3 - Recursive Corruption Test" +} + +run_test() { + local test_num=$1 + case "$test_num" in + 0) echo "canary_test_write+0x19" >/proc/kstackwatch + echo "test0" >/proc/kstackwatch_test ;; + 1) echo "canary_test_overflow+0x1a" >/proc/kstackwatch + echo "test1" >/proc/kstackwatch_test ;; + 2) echo "silent_corruption_victim+0x32 0:8" >/proc/kstackwatch + echo "test2" >/proc/kstackwatch_test ;; + 3) echo "recursive_corruption_test+0x21+3 0:8" >/proc/kstackwatch + echo "test3" >/proc/kstackwatch_test ;; + *) usage + exit 1 ;; + esac + # Reset watch after test + echo >/proc/kstackwatch +} + +# Check root and module +[ "$EUID" -ne 0 ] && echo "Run as root" && exit 1 +for f in /proc/kstackwatch /proc/kstackwatch_test; do + [ ! -f "$f" ] && echo "$f not found" && exit 1 +done + +# Run +[ -z "$1" ] && { usage; exit 0; } +run_test "$1" -- 2.43.0