diff --git a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
index 5af007e..de18279 100644
--- a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
+++ b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
@@ -599,7 +599,7 @@
     // or Emergency_Only.
     if (isDsDsEnabled() || isTsTsEnabled()) {
         serial = GetRandomSerialNumber();
-        radio_v1_6->getVoiceRegistrationState(serial);
+        radio_v1_6->getVoiceRegistrationState_1_6(serial);
         EXPECT_EQ(std::cv_status::no_timeout, wait());
         if (isVoiceEmergencyOnly(radioRsp_v1_6->voiceRegResp.regState) ||
             isVoiceInService(radioRsp_v1_6->voiceRegResp.regState)) {
@@ -653,7 +653,7 @@
     // or Emergency_Only.
     if (isDsDsEnabled() || isTsTsEnabled()) {
         serial = GetRandomSerialNumber();
-        radio_v1_6->getVoiceRegistrationState(serial);
+        radio_v1_6->getVoiceRegistrationState_1_6(serial);
         EXPECT_EQ(std::cv_status::no_timeout, wait());
         if (isVoiceEmergencyOnly(radioRsp_v1_6->voiceRegResp.regState) ||
             isVoiceInService(radioRsp_v1_6->voiceRegResp.regState)) {
@@ -706,7 +706,7 @@
     // or Emergency_Only.
     if (isDsDsEnabled() || isTsTsEnabled()) {
         serial = GetRandomSerialNumber();
-        radio_v1_6->getVoiceRegistrationState(serial);
+        radio_v1_6->getVoiceRegistrationState_1_6(serial);
         EXPECT_EQ(std::cv_status::no_timeout, wait());
         if (isVoiceEmergencyOnly(radioRsp_v1_6->voiceRegResp.regState) ||
             isVoiceInService(radioRsp_v1_6->voiceRegResp.regState)) {
diff --git a/radio/1.6/vts/functional/radio_response.cpp b/radio/1.6/vts/functional/radio_response.cpp
index 6e7b86f..b1e679b 100644
--- a/radio/1.6/vts/functional/radio_response.cpp
+++ b/radio/1.6/vts/functional/radio_response.cpp
@@ -1209,8 +1209,9 @@
 
 Return<void> RadioResponse_v1_6::getVoiceRegistrationStateResponse_1_6(
         const ::android::hardware::radio::V1_6::RadioResponseInfo& info,
-        const ::android::hardware::radio::V1_6::RegStateResult& /*regResponse*/) {
+        const ::android::hardware::radio::V1_6::RegStateResult& regResponse) {
     rspInfo = info;
+    voiceRegResp.regState = regResponse.regState;
     parent_v1_6.notify(info.serial);
     return Void();
 }
diff --git a/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl b/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
index b6af813..9cc795d 100644
--- a/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
+++ b/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
@@ -318,10 +318,11 @@
      * @param attestationKey, if provided, specifies the key that must be used to sign the
      *        attestation certificate.  If `keyParams` does not contain a Tag::ATTESTATION_CHALLENGE
      *        but `attestationKey` is non-null, the IKeyMintDevice must return
-     *        ErrorCode::INVALID_ARGUMENT.  If the provided AttestationKey does not contain a key
-     *        blob containing an asymmetric key with KeyPurpose::ATTEST_KEY, the IKeyMintDevice must
-     *        return ErrorCode::INCOMPATIBLE_PURPOSE.  If the provided AttestationKey has an empty
-     *        issuer subject name, the IKeyMintDevice must return ErrorCode::INVALID_ARGUMENT.
+     *        ErrorCode::ATTESTATION_CHALLENGE_MISSING. If the provided AttestationKey does not
+     *        contain a key blob containing an asymmetric key with KeyPurpose::ATTEST_KEY, the
+     *        IKeyMintDevice must return ErrorCode::INCOMPATIBLE_PURPOSE.  If the provided
+     *        AttestationKey has an empty issuer subject name, the IKeyMintDevice must return
+     *        ErrorCode::INVALID_ARGUMENT.
      *
      *        If `attestationKey` is null and `keyParams` contains Tag::ATTESTATION_CHALLENGE but
      *        the KeyMint implementation does not have factory-provisioned attestation keys, it must
diff --git a/security/keymint/aidl/vts/functional/AttestKeyTest.cpp b/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
index 881354d..e4a877c 100644
--- a/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
+++ b/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
@@ -361,7 +361,7 @@
 
         EXPECT_EQ(ErrorCode::OK,
                   GenerateKey(AuthorizationSetBuilder()
-                                      .EcdsaSigningKey(224)
+                                      .EcdsaSigningKey(EcCurve::P_256)
                                       .AttestKey()
                                       .AttestationChallenge("foo")
                                       .AttestationApplicationId("bar")
@@ -435,7 +435,7 @@
         if ((i & 0x1) == 1) {
             EXPECT_EQ(ErrorCode::OK,
                       GenerateKey(AuthorizationSetBuilder()
-                                          .EcdsaSigningKey(224)
+                                          .EcdsaSigningKey(EcCurve::P_256)
                                           .AttestKey()
                                           .AttestationChallenge("foo")
                                           .AttestationApplicationId("bar")
@@ -513,7 +513,7 @@
         vector<uint8_t> attested_key_blob;
         vector<KeyCharacteristics> attested_key_characteristics;
         vector<Certificate> attested_key_cert_chain;
-        EXPECT_EQ(ErrorCode::INVALID_ARGUMENT,
+        EXPECT_EQ(ErrorCode::ATTESTATION_CHALLENGE_MISSING,
                   GenerateKey(AuthorizationSetBuilder()
                                       .RsaSigningKey(2048, 65537)
                                       .Authorization(TAG_NO_AUTH_REQUIRED)
@@ -522,7 +522,7 @@
                               attest_key, &attested_key_blob, &attested_key_characteristics,
                               &attested_key_cert_chain));
 
-        EXPECT_EQ(ErrorCode::INVALID_ARGUMENT,
+        EXPECT_EQ(ErrorCode::ATTESTATION_CHALLENGE_MISSING,
                   GenerateKey(AuthorizationSetBuilder()
                                       .EcdsaSigningKey(EcCurve::P_256)
                                       .Authorization(TAG_NO_AUTH_REQUIRED)
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
index 8c4e0c3..3a2717b 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
@@ -124,10 +124,10 @@
 // Attestations don't contain everything in key authorization lists, so we need to filter the key
 // lists to produce the lists that we expect to match the attestations.
 auto kTagsToFilter = {
-        Tag::CREATION_DATETIME,        //
-        Tag::EC_CURVE,
-        Tag::HARDWARE_TYPE,
-        Tag::INCLUDE_UNIQUE_ID,
+    Tag::CREATION_DATETIME,
+    Tag::EC_CURVE,
+    Tag::HARDWARE_TYPE,
+    Tag::INCLUDE_UNIQUE_ID,
 };
 
 AuthorizationSet filtered_tags(const AuthorizationSet& set) {
diff --git a/security/keymint/aidl/vts/functional/KeyMintTest.cpp b/security/keymint/aidl/vts/functional/KeyMintTest.cpp
index 293a010..d2b1f4f 100644
--- a/security/keymint/aidl/vts/functional/KeyMintTest.cpp
+++ b/security/keymint/aidl/vts/functional/KeyMintTest.cpp
@@ -2303,11 +2303,11 @@
                                               .Padding(PaddingMode::NONE)
                                               .Padding(PaddingMode::RSA_PKCS1_1_5_SIGN)));
 
-    ASSERT_EQ(ErrorCode::UNSUPPORTED_DIGEST,
-              Begin(KeyPurpose::SIGN, AuthorizationSetBuilder()
-                                              .Digest(Digest::NONE)
-                                              .Digest(Digest::SHA1)
-                                              .Padding(PaddingMode::RSA_PKCS1_1_5_SIGN)));
+    auto result = Begin(KeyPurpose::SIGN, AuthorizationSetBuilder()
+                                                  .Digest(Digest::NONE)
+                                                  .Digest(Digest::SHA1)
+                                                  .Padding(PaddingMode::RSA_PKCS1_1_5_SIGN));
+    ASSERT_TRUE(result == ErrorCode::UNSUPPORTED_DIGEST || result == ErrorCode::INVALID_ARGUMENT);
 
     ASSERT_EQ(ErrorCode::UNSUPPORTED_DIGEST,
               Begin(KeyPurpose::SIGN,