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[85.229.41.228]) by smtp.gmail.com with ESMTPSA id i15-20020a056512340f00b004afc1607130sm1667108lfr.8.2022.11.28.02.44.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Nov 2022 02:44:01 -0800 (PST) From: Anders Roxell To: elver@google.com Cc: kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, keescook@chromium.org, davidgow@google.com, Jason@zx2c4.com, Anders Roxell , Arnd Bergmann Subject: [PATCH 1/2] kernel: kcsan: kcsan_test: build without structleak plugin Date: Mon, 28 Nov 2022 11:43:58 +0100 Message-Id: <20221128104358.2660634-1-anders.roxell@linaro.org> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Building kcsan_test with strucleak plugin enabled makes the stack frame size to grow. kernel/kcsan/kcsan_test.c:704:1: error: the frame size of 3296 bytes is larger than 2048 bytes [-Werror=frame-larger-than=] Turn off the structleak plugin checks for kcsan_test. Suggested-by: Arnd Bergmann Signed-off-by: Anders Roxell --- kernel/kcsan/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/kcsan/Makefile b/kernel/kcsan/Makefile index 4f35d1bced6a..8cf70f068d92 100644 --- a/kernel/kcsan/Makefile +++ b/kernel/kcsan/Makefile @@ -17,4 +17,5 @@ KCSAN_INSTRUMENT_BARRIERS_selftest.o := y obj-$(CONFIG_KCSAN_SELFTEST) += selftest.o CFLAGS_kcsan_test.o := $(CFLAGS_KCSAN) -g -fno-omit-frame-pointer +CFLAGS_kcsan_test.o += $(DISABLE_STRUCTLEAK_PLUGIN) obj-$(CONFIG_KCSAN_KUNIT_TEST) += kcsan_test.o -- 2.35.1