From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-21.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5BD70C433E0 for ; Thu, 14 Jan 2021 19:37:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 284E623A52 for ; Thu, 14 Jan 2021 19:37:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730058AbhANThQ (ORCPT ); Thu, 14 Jan 2021 14:37:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46840 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727063AbhANThP (ORCPT ); Thu, 14 Jan 2021 14:37:15 -0500 Received: from mail-qk1-x74a.google.com (mail-qk1-x74a.google.com [IPv6:2607:f8b0:4864:20::74a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 79515C061575 for ; Thu, 14 Jan 2021 11:36:35 -0800 (PST) Received: by mail-qk1-x74a.google.com with SMTP id g5so5642654qke.22 for ; Thu, 14 Jan 2021 11:36:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:message-id:mime-version:subject:from:to:cc; bh=R63zbbCAwIca54YwZmiIwYnYLBR+THCEQGhD+FuGdpk=; b=swxZvrs/FyBUYyfMULYTNVyP+KnTw21pr9Aiiqx7Q46Yx/Ut5r2yaF5AVCRuhq/+qf U+GtJUGu288gKpEedjG8+E9MOJsAOKPjfLUhdmkBfAN/AYExLqyFthP1Q6aAzb32CSkc KaMVXz4yb51GNIVqOYZ8ks1UkuhO1eVAc2q8PxT16Gfsk0Cj2SVUVvIUco1fk1j0HbPz caWuq2bW15nwFh/knGbnoPd41H6ZddRXPBpThpo703woe6zwphpuUGiZsNkOlfFwkATT NWh9eYF1LC4Ln5qhMwFeGKmdF5E8Vf2akSKQVJkvUjL4lepD/g3Z05a8XdUM2vZ7qR6M QAqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:message-id:mime-version:subject:from :to:cc; bh=R63zbbCAwIca54YwZmiIwYnYLBR+THCEQGhD+FuGdpk=; b=mq1g8RzB2bqDdZQy2NC4zMAlhefTKZpGqBgs96ZIVnK3TS7Yjhdc4v+ucpEvx7xNco sG3yxdNPy/Py45ReHRhHwSHu+tOGDG2aZwv+wnTxCluHbzGGpoSMpd0Ff1HpvoLzkEEE 4AdgeIMz8yvPC8/s9xVJrCqs4HawOBtGq2kx71sTt3H6L2YPTcNJgLw9pu4EkXbvl6iC f5NKa+D+69U77TDy/lk+w/gpzySCQb51w6LZd9PjhMBfH3Jr17pIyKimtiaaP76w0guh XtReCeIibBL/K4BUNtLje34GXbzNvI9TxE/r6JiTumLUJpbGUbYfHoUNcNET+OT+oZHK gmhw== X-Gm-Message-State: AOAM531R9uwikZaXKkD19rPw44bh90KNIvWzQWMFJhTbX4f3Zuh0olFk EqrPoXcqZ3yt1hOTbPQG+DXlqBlOVfP0nw0Q X-Google-Smtp-Source: ABdhPJzTwS7gDhbMJeWMCLyUR7WhVrcIzT1QADDy3zJiUE3fwfmlECttiTh3d1GYrDqZu6WWlM6UTcfC/EjW5ohN Sender: "andreyknvl via sendgmr" X-Received: from andreyknvl3.muc.corp.google.com ([2a00:79e0:15:13:7220:84ff:fe09:7e9d]) (user=andreyknvl job=sendgmr) by 2002:ad4:4643:: with SMTP id y3mr8625481qvv.3.1610652994549; Thu, 14 Jan 2021 11:36:34 -0800 (PST) Date: Thu, 14 Jan 2021 20:36:16 +0100 Message-Id: Mime-Version: 1.0 X-Mailer: git-send-email 2.30.0.284.gd98b1dd5eaa7-goog Subject: [PATCH v3 00/15] kasan: HW_TAGS tests support and fixes From: Andrey Konovalov To: Andrew Morton , Catalin Marinas , Vincenzo Frascino , Dmitry Vyukov , Alexander Potapenko , Marco Elver Cc: Will Deacon , Andrey Ryabinin , Peter Collingbourne , Evgenii Stepanov , Branislav Rankov , Kevin Brodsky , kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrey Konovalov Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset adds support for running KASAN-KUnit tests with the hardware tag-based mode and also contains a few fixes. Changes v2->v3: - Don't call kmalloc(0) when generating random size. - Use ARRAY_SIZE() in kmem_cache_bulk_alloc() test. - Print error message when tests are being ran with kasan.mode=off. - Move _RET_IP_ to inline wrappers for kasan annotations. Andrey Konovalov (15): kasan: prefix global functions with kasan_ kasan: clarify HW_TAGS impact on TBI kasan: clean up comments in tests kasan: add macros to simplify checking test constraints kasan: add match-all tag tests kasan, arm64: allow using KUnit tests with HW_TAGS mode kasan: rename CONFIG_TEST_KASAN_MODULE kasan: add compiler barriers to KUNIT_EXPECT_KASAN_FAIL kasan: adapt kmalloc_uaf2 test to HW_TAGS mode kasan: fix memory corruption in kasan_bitops_tags test kasan: move _RET_IP_ to inline wrappers kasan: fix bug detection via ksize for HW_TAGS mode kasan: add proper page allocator tests kasan: add a test for kmem_cache_alloc/free_bulk kasan: don't run tests when KASAN is not enabled Documentation/dev-tools/kasan.rst | 24 +- arch/arm64/include/asm/memory.h | 1 + arch/arm64/include/asm/mte-kasan.h | 12 + arch/arm64/kernel/mte.c | 12 + arch/arm64/mm/fault.c | 16 +- include/linux/kasan-checks.h | 6 + include/linux/kasan.h | 37 ++- lib/Kconfig.kasan | 6 +- lib/Makefile | 2 +- lib/test_kasan.c | 424 +++++++++++++++++++++-------- lib/test_kasan_module.c | 5 +- mm/kasan/common.c | 56 ++-- mm/kasan/generic.c | 38 +-- mm/kasan/kasan.h | 69 +++-- mm/kasan/quarantine.c | 22 +- mm/kasan/report.c | 15 +- mm/kasan/report_generic.c | 8 +- mm/kasan/report_hw_tags.c | 8 +- mm/kasan/report_sw_tags.c | 8 +- mm/kasan/shadow.c | 26 +- mm/kasan/sw_tags.c | 20 +- mm/mempool.c | 2 +- mm/slab.c | 2 +- mm/slab_common.c | 16 +- mm/slub.c | 4 +- tools/objtool/check.c | 2 +- 26 files changed, 559 insertions(+), 282 deletions(-) -- 2.30.0.284.gd98b1dd5eaa7-goog