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=-10.4 required=3.0 tests=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=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 1F9A7C48BD9 for ; Thu, 27 Jun 2019 09:45:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EB34120843 for ; Thu, 27 Jun 2019 09:45:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="iIFIdW8A" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726470AbfF0JpF (ORCPT ); Thu, 27 Jun 2019 05:45:05 -0400 Received: from mail-vs1-f74.google.com ([209.85.217.74]:38633 "EHLO mail-vs1-f74.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726292AbfF0JpF (ORCPT ); Thu, 27 Jun 2019 05:45:05 -0400 Received: by mail-vs1-f74.google.com with SMTP id k10so503405vso.5 for ; Thu, 27 Jun 2019 02:45:04 -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=G7q4MddQh2Qki7wvcHF8MIsvZAyVqJ4sXwbvqTqIetQ=; b=iIFIdW8AGFd89LJxBaWWybfiMjDFHCabZe9xHyImXhv671LcsmIa7K7Tofzu9sXAul J6bNWjuGkFUHeR2krrbECMJePceBifglobPRtKN/cXZJsjYIVeoD4lXItkrM38T76+jA zwtMOzMy1KNIRVR5YxIkdxpocBQ10jwq9Wn/CKqhoOYZRRfJkGiPsIFYeXjhzm/uJYXV v7C/Zsm4y+VwHU1CR/WXLCSAIDGnE3xn92f7bl+aU9itCoELLmmeSwEV1kyIXYznyYCW Bk4UVaxCl6s5guRQ60IGuUBkhWKMoPZaR4f9zT+72vZEk7nMWv0Mn4fEQk7pbXUE9u0f CRuw== 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=G7q4MddQh2Qki7wvcHF8MIsvZAyVqJ4sXwbvqTqIetQ=; b=dfaqVjHHFZHLukr45PA/hHGfPwXJ05hyEdMoCATYLh/eWr2Tdxobip9qX82LurRsNn ctNQfaDT8wVMRB+mD4mDksJTL3MBTWwLBQ81aLnwJdFVnvn/SkGPBWavn/Wp03O3KUDp ndgA/Zy7csw8C5gQ+1ez//BawyDIevKdmGRMChgr3NZ1gJhDS1klRNzJkOjM5BqFcnHY NPqevdIXhzw+zdmUynHl1Nm2bJEevL//1rZU6+SoZUv9LeYOzJ6Y6YJ56+XCdcyU25Q/ OICtO7uN3hU0GTrSkIjHXwW/znbJ+141KwKRU2+bYo3IKhGm89FFRlR8QP6hhw51mDM1 0Nrg== X-Gm-Message-State: APjAAAUpNScxp8Qgi2mw5I5WdWjCJKljY6C6gV92Ew1Mf8btKff17DOA 0FCUAqk0D7E/M1jfZ2yuavLMRT91YA== X-Google-Smtp-Source: APXvYqxzyiSxraxoQcgmvDUSkWBKWNaU3/TfGuQXyTBHlYvu2COk1tr4TQDRG849kXyhCzR4wstX8R617w== X-Received: by 2002:a67:f795:: with SMTP id j21mr1954700vso.226.1561628703889; Thu, 27 Jun 2019 02:45:03 -0700 (PDT) Date: Thu, 27 Jun 2019 11:44:40 +0200 Message-Id: <20190627094445.216365-1-elver@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.22.0.410.gd8fdbe21b5-goog Subject: [PATCH v4 0/5] mm/kasan: Add object validation in ksize() From: Marco Elver To: elver@google.com Cc: linux-kernel@vger.kernel.org, Andrey Ryabinin , Dmitry Vyukov , Alexander Potapenko , Andrey Konovalov , Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Mark Rutland , Kees Cook , kasan-dev@googlegroups.com, linux-mm@kvack.org 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 version only changes use of BUG_ON to WARN_ON_ONCE in mm/slab_common.c. Previous version: http://lkml.kernel.org/r/20190626142014.141844-1-elver@google.com Marco Elver (5): mm/kasan: Introduce __kasan_check_{read,write} mm/kasan: Change kasan_check_{read,write} to return boolean lib/test_kasan: Add test for double-kzfree detection mm/slab: Refactor common ksize KASAN logic into slab_common.c mm/kasan: Add object validation in ksize() include/linux/kasan-checks.h | 47 ++++++++++++++++++++++++++++++------ include/linux/kasan.h | 7 ++++-- include/linux/slab.h | 1 + lib/test_kasan.c | 17 +++++++++++++ mm/kasan/common.c | 14 +++++------ mm/kasan/generic.c | 13 +++++----- mm/kasan/kasan.h | 10 +++++++- mm/kasan/tags.c | 12 +++++---- mm/slab.c | 28 +++++---------------- mm/slab_common.c | 46 +++++++++++++++++++++++++++++++++++ mm/slob.c | 4 +-- mm/slub.c | 14 ++--------- 12 files changed, 148 insertions(+), 65 deletions(-) -- 2.22.0.410.gd8fdbe21b5-goog