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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT 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 935E3C47090 for ; Sun, 30 May 2021 04:47:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 713DF61107 for ; Sun, 30 May 2021 04:47:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229632AbhE3Esv (ORCPT ); Sun, 30 May 2021 00:48:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52696 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229447AbhE3Esu (ORCPT ); Sun, 30 May 2021 00:48:50 -0400 Received: from mail-pl1-x62e.google.com (mail-pl1-x62e.google.com [IPv6:2607:f8b0:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ECAB4C061574 for ; Sat, 29 May 2021 21:47:11 -0700 (PDT) Received: by mail-pl1-x62e.google.com with SMTP id z4so3545848plg.8 for ; Sat, 29 May 2021 21:47:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=BcaEFmIjiTlfRXL6Zs6sX7KheP8a63KO4TggeivHn2w=; b=SzdHbLf3t92+Lzkwyopv67+VBSubjR1gwJBPtUB1c3Fw+bHbTcAgL5lgRZxpsHhXL2 3CXA0ubZ33jG00qBeqpJqZbx51qz+J6XWnP0H4/k0a9FUTryEP7IRpVNUa1HoVeo25sY Xse3Kn+uMqGmOEMUXlQvF0LGZtL33fD8XQUGJpO0GmPF3RY4uTn6ems0ZFCKn6OQrwse DD63FHrQCEWSIltPJ1gw0edCT7zDUcN22ZrflxqTU8gdxHAo2sISmECv4RAnz/Stgl6p 3cJ7rosmGzmox12DGwHuzG+oKwJYk+I+U06TOBBZ1uSOx3bTTTTYemUcQ6qM9U8PifKO vk4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=BcaEFmIjiTlfRXL6Zs6sX7KheP8a63KO4TggeivHn2w=; b=uL2Mn2rSOs2PvXfhOjecKJ9lTqjOtPKN3QFVMWsAqEgbUlX17MrgSYmjkyfOY/Rw5j 5NMPwyoHfKj71hePhBmn6r3qfAaaEOZtTeEF1LTt+5LH8se+mlbgGIF0xzXzz//j22uj 6YMLGyeZk8MHygnCxgphStp+q/5z2Op14669rOXi6zqSymUQHcbA5nSE0ZxrNA31C0LP q82zR4PYgG1okLFk2ZMv09LKJlNnlFxdenVdG2glrQ0eMZMTfMbEFL2kA+kvKZVEzfEk ZYymU3l8e+sp+MTN2eNoxznj1Y6QMu5/gcsMMsXA0qzNJnal6IUrQykt3kNuHL/10+2H 28ig== X-Gm-Message-State: AOAM531oU/F5TqPnk3f3NpiL2iP5zFj5FzbR3kKjmKErQTK//ZlKHG8z /NkCJiwczeh+4LBrIEml3jM= X-Google-Smtp-Source: ABdhPJyFBYUwpV113mllzH1jJ184PbqLIO2OC+RGxCvuVJpltzGYofzQqtHXOK8gCOgQjMDmFs7Vzg== X-Received: by 2002:a17:90a:e7c8:: with SMTP id kb8mr12092421pjb.60.1622350031432; Sat, 29 May 2021 21:47:11 -0700 (PDT) Received: from localhost.localdomain (61-230-18-203.dynamic-ip.hinet.net. [61.230.18.203]) by smtp.gmail.com with ESMTPSA id t1sm7471108pjo.33.2021.05.29.21.47.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 29 May 2021 21:47:11 -0700 (PDT) From: Kuan-Ying Lee To: Andrey Ryabinin , Alexander Potapenko , Andrey Konovalov , Dmitry Vyukov , Andrew Morton Cc: kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Walter Wu , Kuan-Ying Lee Subject: [PATCH 0/1] kasan: add memory corruption identification for hardware tag-based Date: Sun, 30 May 2021 12:47:07 +0800 Message-Id: <20210530044708.7155-1-kylee0686026@gmail.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch is for hardware tag-based kasan to make a good guess on the kasan bug. Report kasan bug is slab out-of-bound or use-after-free. Refer to software tag-based kasan detection mechanism. Kuan-Ying Lee (1): kasan: add memory corruption identification for hardware tag-based mode lib/Kconfig.kasan | 8 ++++++++ mm/kasan/hw_tags.c | 25 ++++++++++++++++++++++--- mm/kasan/kasan.h | 4 ++-- mm/kasan/report_hw_tags.c | 28 ++++++++++++++++++++++++++++ 4 files changed, 60 insertions(+), 5 deletions(-) -- 2.17.1