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Mon, 6 Feb 2023 16:46:05 +0000 (GMT) From: Janis Schoetterl-Glausch To: Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Heiko Carstens , Vasily Gorbik , Alexander Gordeev Cc: Janis Schoetterl-Glausch , David Hildenbrand , Jonathan Corbet , kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-s390@vger.kernel.org, Paolo Bonzini , Shuah Khan , Sven Schnelle , Nico Boehr Subject: [PATCH v7 04/14] KVM: s390: selftest: memop: Add bad address test Date: Mon, 6 Feb 2023 17:45:52 +0100 Message-Id: <20230206164602.138068-5-scgl@linux.ibm.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230206164602.138068-1-scgl@linux.ibm.com> References: <20230206164602.138068-1-scgl@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 2jfJV1NDil-NuDnV-QuzXzTgHC-JeC9W X-Proofpoint-ORIG-GUID: ShSHD1LSOsdqg9L_DK0f_V0Znx9ucinY X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-06_07,2023-02-06_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 impostorscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 mlxlogscore=999 clxscore=1015 adultscore=0 bulkscore=0 lowpriorityscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302060144 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Add a test that tries a real write to a bad address. The existing CHECK_ONLY test doesn't cover all paths. Signed-off-by: Janis Schoetterl-Glausch Reviewed-by: Nico Boehr Reviewed-by: Janosch Frank --- tools/testing/selftests/kvm/s390x/memop.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/kvm/s390x/memop.c b/tools/testing/selftests/kvm/s390x/memop.c index bbc191a13760..00737cceacda 100644 --- a/tools/testing/selftests/kvm/s390x/memop.c +++ b/tools/testing/selftests/kvm/s390x/memop.c @@ -641,7 +641,9 @@ static void _test_errors_common(struct test_info info, enum mop_target target, i /* Bad guest address: */ rv = ERR_MOP(info, target, WRITE, mem1, size, GADDR((void *)~0xfffUL), CHECK_ONLY); - TEST_ASSERT(rv > 0, "ioctl does not report bad guest memory access"); + TEST_ASSERT(rv > 0, "ioctl does not report bad guest memory address with CHECK_ONLY"); + rv = ERR_MOP(info, target, WRITE, mem1, size, GADDR((void *)~0xfffUL)); + TEST_ASSERT(rv > 0, "ioctl does not report bad guest memory address on write"); /* Bad host address: */ rv = ERR_MOP(info, target, WRITE, 0, size, GADDR_V(mem1));