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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=g4f+/WfnZkrMe/HqGvZOb2vGCvbeoVKA+YRTcEBLbjI=; b=GqtnjeiS5RXhPpA5Sv9N4FeN/qSGSv9yvrT6ast3jhVvgQjjOrpskSQM8/RuB7ErqW Ixo7ZFDB+qtUSwWVJyO4sIQb4voScHC+ziYIqqZ9XwCFsbzBepEtFMfb2NWLB/Q0iAcE lX2TGrHkSbH1pflydkXxydx1yh+VjoR+954zIvpx4z2EDquVlsDfoNbjScUAFFLSlSye 9LnFQ6UnSgntfsAOCjiBy2eiWrjEUupAwTJakApEn7PckGEATvPClHGcCsXYIiDbJJod OdLB9dcJzQbZoKt46sLXTU+GNKtnmYHSYydrMp27dhb52GrRr1K5v+Y4bdDtOCAH/PNc XM1w== X-Gm-Message-State: AOAM530h4isWo6LTkYpZhQnyQfaWqr18gXES51Kv72p7zLL7AIGIxu1V Gy46BDq+J+Hfv+NzDJg6RRYku3AW4UEcc1Gr X-Google-Smtp-Source: ABdhPJxOR7vAGPMjFiP7k8NtFovu5yIEAl2ydWx6+eJUUnvoGiIE7kwWWrEIbMIlI3WWHWNdSqg3gZl1Rx7j+UKA X-Received: by 2002:a7b:cd97:: with SMTP id y23mr3561956wmj.21.1597426046055; Fri, 14 Aug 2020 10:27:26 -0700 (PDT) Date: Fri, 14 Aug 2020 19:26:43 +0200 In-Reply-To: Message-Id: Mime-Version: 1.0 References: X-Mailer: git-send-email 2.28.0.220.ged08abb693-goog Subject: [PATCH 01/35] kasan: KASAN_VMALLOC depends on KASAN_GENERIC From: Andrey Konovalov To: Dmitry Vyukov , Vincenzo Frascino , Catalin Marinas , kasan-dev@googlegroups.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200814_132729_191745_C345AA1D X-CRM114-Status: GOOD ( 12.31 ) X-Spam-Score: -7.7 (-------) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-7.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:34a listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -7.5 USER_IN_DEF_DKIM_WL From: address is in the default DKIM white-list 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.0 DKIMWL_WL_MED DKIMwl.org - Medium sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marco Elver , Elena Petrova , Andrey Konovalov , Kevin Brodsky , Will Deacon , Branislav Rankov , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Alexander Potapenko , linux-arm-kernel@lists.infradead.org, Andrey Ryabinin , Andrew Morton , Evgenii Stepanov Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Currently only generic KASAN mode supports vmalloc, reflect that in the config. Signed-off-by: Andrey Konovalov --- lib/Kconfig.kasan | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan index 047b53dbfd58..e1d55331b618 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -156,7 +156,7 @@ config KASAN_SW_TAGS_IDENTIFY config KASAN_VMALLOC bool "Back mappings in vmalloc space with real shadow memory" - depends on HAVE_ARCH_KASAN_VMALLOC + depends on KASAN_GENERIC && HAVE_ARCH_KASAN_VMALLOC help By default, the shadow region for vmalloc space is the read-only zero page. This means that KASAN cannot detect errors involving