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Wed, 24 Nov 2021 14:13:20 +0000 (GMT) From: Stefan Berger To: jarkko@kernel.org, linux-integrity@vger.kernel.org Cc: peterhuewe@gmx.de, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, skhan@linuxfoundation.org, Stefan Berger Subject: [PATCH v2 2/3] selftests: tpm2: Reset the dictionary attack lock Date: Wed, 24 Nov 2021 09:13:13 -0500 Message-Id: <20211124141314.1356338-3-stefanb@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211124141314.1356338-1-stefanb@linux.ibm.com> References: <20211124141314.1356338-1-stefanb@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: LOunOUx6HG7kDIiykQ0l8oKO2SpRLEWZ X-Proofpoint-GUID: vhHrHobym2kGm1rRAu2SWdkVBofUP3vr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-11-24_04,2021-11-24_01,2020-04-07_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 mlxscore=0 clxscore=1015 priorityscore=1501 spamscore=0 mlxlogscore=999 phishscore=0 lowpriorityscore=0 adultscore=0 malwarescore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2111240079 Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org Reset the dictionary attack lock to avoid the following types of test failures after running the test 2 times: ====================================================================== ERROR: test_unseal_with_wrong_policy (tpm2_tests.SmokeTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "/root/linux-ima-namespaces/tools/testing/selftests/tpm2/tpm2_tests.py", line 105, in test_unseal_with_wrong_policy blob = self.client.seal(self.root_key, data, auth, policy_dig) File "/root/linux-ima-namespaces/tools/testing/selftests/tpm2/tpm2.py", line 620, in seal rsp = self.send_cmd(cmd) File "/root/linux-ima-namespaces/tools/testing/selftests/tpm2/tpm2.py", line 397, in send_cmd raise ProtocolError(cc, rc) tpm2.ProtocolError: TPM_RC_LOCKOUT: cc=0x00000153, rc=0x00000921 Signed-off-by: Stefan Berger --- tools/testing/selftests/tpm2/tpm2_tests.py | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/tpm2/tpm2_tests.py b/tools/testing/selftests/tpm2/tpm2_tests.py index 6b88ff0e47b9..ae88d8866e5d 100644 --- a/tools/testing/selftests/tpm2/tpm2_tests.py +++ b/tools/testing/selftests/tpm2/tpm2_tests.py @@ -104,6 +104,7 @@ class SmokeTest(unittest.TestCase): policy_dig = self.client.get_policy_digest(handle) finally: self.client.flush_context(handle) + self.client.reset_da_lock() blob = self.client.seal(self.root_key, data, auth, policy_dig)