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=-14.6 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=no 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 6D8C5C433E3 for ; Tue, 4 Aug 2020 12:41:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 52DBE2067D for ; Tue, 4 Aug 2020 12:41:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="qRIWjL/a" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726871AbgHDMlf (ORCPT ); Tue, 4 Aug 2020 08:41:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40712 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725864AbgHDMle (ORCPT ); Tue, 4 Aug 2020 08:41:34 -0400 Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF881C06174A for ; Tue, 4 Aug 2020 05:41:34 -0700 (PDT) Received: by mail-yb1-xb49.google.com with SMTP id v65so4880244ybv.9 for ; Tue, 04 Aug 2020 05:41:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=EW4ws3cnCq+yc75UdLo6m+LVSSHzgz4WkI84lcOYn3g=; b=qRIWjL/aEST9Bgmmx1TReXVYXWMihOsuP+mAYj0qjuyBiTphgrU8vG2kDlWWLDxxZc Jg/LIbVqWQjdvN5QE8h4YxR5/B9yyZrsWE8c8qZW41jeLrHYTrlw9Cgi5XREl8IxDRfC co///64tOPGz+FN54l2XLrTcKdQjbLgUiQfL0z3QjR2C4z46DUpqY7w/AgukOpoxYc3p CD9+UVlpekMWPXavUVNf5FWgoZzMzg5BltVr5+w/viNnAaKQBsKSXLhBzBu/rH/ShMam 93k5taOEn8vzxT+jZUIfKqfUVPR7WK1vFT7PcRQ0StCmtlNMT8Nh+075v3BYofndZUtW VoeA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=EW4ws3cnCq+yc75UdLo6m+LVSSHzgz4WkI84lcOYn3g=; b=L3F+jw3AK83WjkOSQXEdRDzLmbNJ3ArcuCRh8t8qt1lGT6h0tNED0nEVV0jrEnNBNX hDAgkkcxyVw5KWRAYvI2wnljtBJJl3nxGCuUaDWBsUFUWBr8OWY0GkmEAG7u+pNJVwbL PbwkIJXuuIsFOVW0Tp+T3SY+7k7aYtUUYW8DWiMCZ4cIXA65Yugllem5a9uhIVoPscxo dROdLso8HxdMl17n+zl1s34uo507tauQem2aYaR2oKgW0mhSI7fLCZkxGCFP49QC1vUT ti+goAoxjCIlmErb/dZhbqRLXA7nPn2/KpS0vZNi1pPEm+DLf84UyXcICyeXDJUBwdEq YjJw== X-Gm-Message-State: AOAM531gKWB9pfHuuJjwwuku+uQk7x+azkDrcolB+K92BEowH52VWzDi TF0gfAMhOD3gTnW9xVDkM9BTSEHrlTx/QqSi X-Google-Smtp-Source: ABdhPJzh3yXfnlrh952yFi751mKOqrTYGBJNP8FaBO9bCdmzHWrwFtNMq9Jua++VtvKtWW7vV9nXY4rjJmmS8ewv X-Received: by 2002:a25:cc07:: with SMTP id l7mr33304214ybf.440.1596544893505; Tue, 04 Aug 2020 05:41:33 -0700 (PDT) Date: Tue, 4 Aug 2020 14:41:23 +0200 Message-Id: Mime-Version: 1.0 X-Mailer: git-send-email 2.28.0.163.g6104cc2f0b6-goog Subject: [PATCH v2 0/5] kasan: support stack instrumentation for tag-based mode From: Andrey Konovalov To: Andrew Morton Cc: Andrey Ryabinin , Alexander Potapenko , Dmitry Vyukov , Marco Elver , Ard Biesheuvel , Arvind Sankar , kasan-dev@googlegroups.com, linux-mm@kvack.org, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, Walter Wu , Elena Petrova , Vincenzo Frascino , Catalin Marinas , Andrey Konovalov Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This goes on top of Walter's patch titled "kasan: fix KASAN unit tests for tag-based KASAN" (already in mm tree). Bugzilla link: https://bugzilla.kernel.org/show_bug.cgi?id=203497 Thanks to Walter Wu for debugging and testing. Changes v1 -> v2: - Add efi patch to undefined reference to `efi_enter_virtual_mode'. - Reorder attributes for start_kernel(). Andrey Konovalov (5): kasan: don't tag stacks allocated with pagealloc efi: provide empty efi_enter_virtual_mode implementation kasan, arm64: don't instrument functions that enable kasan kasan: allow enabling stack tagging for tag-based mode kasan: adjust kasan_stack_oob for tag-based mode arch/arm64/kernel/setup.c | 2 +- include/linux/efi.h | 4 ++++ init/main.c | 2 +- kernel/fork.c | 3 ++- lib/test_kasan.c | 2 +- scripts/Makefile.kasan | 3 ++- 6 files changed, 11 insertions(+), 5 deletions(-) -- 2.28.0.163.g6104cc2f0b6-goog