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 0D849C433E0 for ; Tue, 4 Aug 2020 12:41:36 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BF0692067D for ; Tue, 4 Aug 2020 12:41:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="qRIWjL/a" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BF0692067D Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 5C67D8D0156; Tue, 4 Aug 2020 08:41:35 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 576878D0081; Tue, 4 Aug 2020 08:41:35 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4B30B8D0156; Tue, 4 Aug 2020 08:41:35 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0166.hostedemail.com [216.40.44.166]) by kanga.kvack.org (Postfix) with ESMTP id 38C5A8D0081 for ; Tue, 4 Aug 2020 08:41:35 -0400 (EDT) Received: from smtpin27.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id EB1063625 for ; Tue, 4 Aug 2020 12:41:34 +0000 (UTC) X-FDA: 77112847308.27.rifle50_02084cd26fa6 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin27.hostedemail.com (Postfix) with ESMTP id B5E9F3D663 for ; Tue, 4 Aug 2020 12:41:34 +0000 (UTC) X-HE-Tag: rifle50_02084cd26fa6 X-Filterd-Recvd-Size: 3893 Received: from mail-yb1-f202.google.com (mail-yb1-f202.google.com [209.85.219.202]) by imf14.hostedemail.com (Postfix) with ESMTP for ; Tue, 4 Aug 2020 12:41:34 +0000 (UTC) Received: by mail-yb1-f202.google.com with SMTP id a127so52596882ybb.14 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=Mc0NtMFaNNl4YFNr7YIwyIqPE8Y+UtsMq3Oo45yXBwhw3hubFDnWRDprjy4FcGRohA g6dRhXeAzFWU1ZVM3KkCWjfKFHoUCb2yRJ3ulLdT1MiLOjidvwlcR4MKiLZ/B3nUysjl QWKjr31C4ZyOigc5zXMUN1ct9677ENniAFZ1zsJsMQGxy4AGLP0cAOkEZYOkh18DmUdQ awI67MVpA6MtR66DHM73fcMfCpEOeVj91upZ/IIlIDan88G9gD1Pux3LHmpvSPD5KICn KHN+k+kEVjcYp4TomCIcDKCI5rhA3guHAkt4u6tCZB0W1HnUhABuJK1u2Wo4iZ8FGeC1 AvUA== X-Gm-Message-State: AOAM532xd+DuMQSi06YU8w9GeF6i08wX5bkN6KMNnIvhoApcdjkXBhDt O8dpSVy+eWWOMlluyP2wNuWh2G49dbzhylkb 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" X-Rspamd-Queue-Id: B5E9F3D663 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000027, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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