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Wed, 12 Oct 2022 12:46:39 -0700 (PDT) Message-ID: <2d9fb6c3-c331-b663-1789-b4c9d7f75483@gmail.com> Date: Wed, 12 Oct 2022 12:46:31 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH] ARM: ubsan: select ARCH_HAS_UBSAN_SANITIZE_ALL Content-Language: en-US To: Linus Walleij , Florian Fainelli Cc: linux-arm-kernel@lists.infradead.org, Seung-Woo Kim , Russell King , Arnd Bergmann , Ard Biesheuvel , "Russell King (Oracle)" , "Steven Rostedt (Google)" , Nick Hawkins , John Crispin , Masahiro Yamada , Nicolas Schier , Nick Desaulniers , Kees Cook , open list , bcm-kernel-feedback-list@broadcom.com, anand.gore@broadcom.com, william.zhang@broadcom.com References: <20220928174739.802806-1-f.fainelli@gmail.com> From: Florian Fainelli In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221012_124642_126720_E8D2810D X-CRM114-Status: GOOD ( 18.67 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10/4/22 01:51, Linus Walleij wrote: > On Wed, Sep 28, 2022 at 7:47 PM Florian Fainelli wrote: > >> From: Seung-Woo Kim >> >> To enable UBSAN on ARM, this patch enables ARCH_HAS_UBSAN_SANITIZE_ALL >> from arm confiuration. Basic kernel bootup test is passed on arm with >> CONFIG_UBSAN_SANITIZE_ALL enabled. >> >> Signed-off-by: Seung-Woo Kim >> [florian: rebased against v6.0-rc7] >> Signed-off-by: Florian Fainelli > > Pretty cool that it "just works", I was thinking to myself that I > should try this one > day. Sorry I was late to look at the patch. > > Have you also looked at KCSAN? Not yet, that would be next. Most often, at least for ARCH_BRCMSTB the same hardware and set of drivers run on ARM64 which is typically much more feature full, so we get coverage on *SAN features that way. -- Florian _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel