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[71.184.117.43]) by smtp.gmail.com with ESMTPSA id g3sm457393qkc.54.2019.02.07.16.30.11 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 07 Feb 2019 16:30:11 -0800 (PST) Subject: Re: CONFIG_KASAN_SW_TAGS=y NULL pointer dereference at freelist_dereference() To: Andrey Konovalov References: <89b343eb-16ff-1020-2efc-55ca58fafae7@lca.pw> From: Qian Cai Message-ID: Date: Thu, 7 Feb 2019 19:30:10 -0500 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.3.3 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190207_163014_783700_350910F8 X-CRM114-Status: UNSURE ( 9.89 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kasan-dev , Linux-MM , Alexander Potapenko , Dmitry Vyukov , Andrey Ryabinin , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2/7/19 10:34 AM, Andrey Konovalov wrote: > Reproduced, looks like a conflict with CONFIG_SLAB_FREELIST_HARDENED. > Could you try the attached patch? > You nailed it! _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel