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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::335; envelope-from=paolo.bonzini@gmail.com; helo=mail-wm1-x335.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniele Buono Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Daniele Buono cfi-icall is a form of Control-Flow Integrity for indirect function calls implemented by llvm. It is enabled with a -fsanitize flag. iotests are currently disabled when -fsanitize options is used, with the exception of SafeStack. This patch implements a generic filtering mechanism to allow iotests with a set of known-to-be-safe -fsanitize option. Then marks SafeStack and the new options used for cfi-icall safe for iotests Signed-off-by: Daniele Buono Message-Id: <20201204230615.2392-4-dbuono@linux.vnet.ibm.com> Signed-off-by: Paolo Bonzini --- tests/check-block.sh | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/tests/check-block.sh b/tests/check-block.sh index f6b1bda7b9..fb4c1baae9 100755 --- a/tests/check-block.sh +++ b/tests/check-block.sh @@ -21,14 +21,18 @@ if grep -q "CONFIG_GPROF=3Dy" config-host.mak 2>/dev/nu= ll ; then exit 0 fi =20 -# Disable tests with any sanitizer except for SafeStack -CFLAGS=3D$( grep "CFLAGS.*-fsanitize" config-host.mak 2>/dev/null ) -SANITIZE_FLAGS=3D"" -#Remove all occurrencies of -fsanitize=3Dsafe-stack -for i in ${CFLAGS}; do - if [ "${i}" !=3D "-fsanitize=3Dsafe-stack" ]; then - SANITIZE_FLAGS=3D"${SANITIZE_FLAGS} ${i}" +# Disable tests with any sanitizer except for specific ones +SANITIZE_FLAGS=3D$( grep "CFLAGS.*-fsanitize" config-host.mak 2>/dev/null ) +ALLOWED_SANITIZE_FLAGS=3D"safe-stack cfi-icall" +#Remove all occurrencies of allowed Sanitize flags +for j in ${ALLOWED_SANITIZE_FLAGS}; do + TMP_FLAGS=3D${SANITIZE_FLAGS} + SANITIZE_FLAGS=3D"" + for i in ${TMP_FLAGS}; do + if ! echo ${i} | grep -q "${j}" 2>/dev/null; then + SANITIZE_FLAGS=3D"${SANITIZE_FLAGS} ${i}" fi + done done if echo ${SANITIZE_FLAGS} | grep -q "\-fsanitize" 2>/dev/null; then # Have a sanitize flag that is not allowed, stop --=20 2.29.2