From: Stefan Berger stefanb@linux.ibm.com
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 stefanb@linux.ibm.com --- 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)