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 3BCABC433E1 for ; Fri, 31 Jul 2020 13:20:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1AB0D21744 for ; Fri, 31 Jul 2020 13:20:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="vMkS12gy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732188AbgGaNUv (ORCPT ); Fri, 31 Jul 2020 09:20:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40140 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730237AbgGaNUv (ORCPT ); Fri, 31 Jul 2020 09:20:51 -0400 Received: from mail-qt1-x84a.google.com (mail-qt1-x84a.google.com [IPv6:2607:f8b0:4864:20::84a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 316F6C061574 for ; Fri, 31 Jul 2020 06:20:51 -0700 (PDT) Received: by mail-qt1-x84a.google.com with SMTP id m88so20841678qtd.15 for ; Fri, 31 Jul 2020 06:20:51 -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=7/8tDu/TtZiPY9Lz5Bah3CGmQqypIOKTi+NtrfkKjDo=; b=vMkS12gygK9Xw4P59Fiv7cJwMrQ93BAaPBfBmGcNEx8scxjx4xBNY0Z5DJ/MBB2Dea L7zKRyke2NzvjTjHxlHQbN85nIRxs5CHI87zMSEmmNQiVmQkHyhaX/hbc7wGEK+nfJIc 4ruGtxbCA5Q2Ev46/ow53zwWU+GzhAwIjg0Diz8dUxu7/dO96xBO/Vv4wERXaU6/qrCw dnxj4xVQAz45mjjpA0AZpQn6BV/wHEqi/ERr3LRP6/MaeFMwjaedG5rpY0lexD7F8hnf i8cjmd60gSMZNIGPQaWiArhxrfzwKRNlkGDLAGK3TMw8AWcD8FYFH+0FtQvEOlLp4iw+ teWQ== 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=7/8tDu/TtZiPY9Lz5Bah3CGmQqypIOKTi+NtrfkKjDo=; b=ozI1pe+2e6nQqwKwIbFam3ImexlLPmcbmwPz1Eeo+8+KhQS/AvR+FyL9eMwPfuFahg TzGMATqowZdUknOA4g+4LvqWx5N4OL/beoBgSdxcyJY8MfExKfrj2jK6mkdt2JWUQ37V jNH3lovKePXiyDSslG+jVuSYkZCr9wvKDT0WsoIikcAnSKlJc4VoFRoSGsuGZJOWSI4g /5PzwsUe2BlA1GDI45Zys7iuQ6/VpcMj+LAPj1ijdhwKt1625wrvumn8e3I23w48a6Z0 v4iniBgrHWpmaEobB2zB/B5cOcNPHwYXwuubAMl+x58xFRsPBfjl6cGTVYq7eT7NNucd e1XQ== X-Gm-Message-State: AOAM530+5gkuVhsm8fPTL6TJ673EG31q3traRsvwdHVfzqDfQrP2rgP2 tZlBWf/4d91WPhj23lRn7y7QGEUmarQJrTqW X-Google-Smtp-Source: ABdhPJy0gFHxEV1wl3Dbk7iuuzjXYNMyl9SjuV393XieuyfYdL8dFly/mgEhwyU1lEQZm5ZAPI9gCpXCyeUDp9Ll X-Received: by 2002:a0c:ab16:: with SMTP id h22mr4018288qvb.72.1596201649557; Fri, 31 Jul 2020 06:20:49 -0700 (PDT) Date: Fri, 31 Jul 2020 15:20:37 +0200 Message-Id: Mime-Version: 1.0 X-Mailer: git-send-email 2.28.0.163.g6104cc2f0b6-goog Subject: [PATCH 0/4] kasan: support stack instrumentation for tag-based mode From: Andrey Konovalov To: Andrew Morton Cc: Andrey Ryabinin , Alexander Potapenko , Dmitry Vyukov , Marco Elver , kasan-dev@googlegroups.com, linux-mm@kvack.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. Andrey Konovalov (4): kasan: don't tag stacks allocated with pagealloc 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 +- init/main.c | 2 +- kernel/fork.c | 3 ++- lib/test_kasan.c | 2 +- scripts/Makefile.kasan | 3 ++- 5 files changed, 7 insertions(+), 5 deletions(-) -- 2.28.0.163.g6104cc2f0b6-goog