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([2001:871:22a:34b1:bb7b:f969:515e:9d45]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48e6fff9ab8sm194958305e9.2.2026.05.11.06.22.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 11 May 2026 06:22:04 -0700 (PDT) Message-ID: Date: Mon, 11 May 2026 15:22:03 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] ARM: Do not select HAVE_RUST when KASAN is enabled To: Nathan Chancellor , Russell King , Miguel Ojeda , Boqun Feng , Gary Guo , =?UTF-8?Q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, stable@vger.kernel.org References: <20260511-arm-avoid-rust-with-kasan-v1-1-24d55f4a900b@kernel.org> Content-Language: en-US, de-DE From: Christian Schrefl In-Reply-To: <20260511-arm-avoid-rust-with-kasan-v1-1-24d55f4a900b@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260511_062208_023585_08139F2F X-CRM114-Status: GOOD ( 12.20 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 5/11/26 10:02 AM, Nathan Chancellor wrote: > When KASAN is enabled, such as with allmodconfig, the build fails when > building the Rust code with: > > error: kernel-address sanitizer is not supported for this target > > error: aborting due to 1 previous error > > make[4]: *** [rust/Makefile:654: rust/core.o] Error 1 > > The arm-unknown-linux-gnueabi target does not support KASAN, so avoid > saying Rust is supported when it is enabled. > > Cc: stable@vger.kernel.org > Fixes: ccb8ce526807 ("ARM: 9441/1: rust: Enable Rust support for ARMv7") > Link: https://github.com/Rust-for-Linux/linux/issues/1234 > Signed-off-by: Nathan Chancellor Seems fine to me either like this or as Alice mentioned in another reply. Reviewed-by: Christian Schrefl Cheers, Christian