diff --git a/audio/common/all-versions/default/service/android.hardware.audio@2.0-service.rc b/audio/common/all-versions/default/service/android.hardware.audio@2.0-service.rc
index 8217b94..6e91bcc 100644
--- a/audio/common/all-versions/default/service/android.hardware.audio@2.0-service.rc
+++ b/audio/common/all-versions/default/service/android.hardware.audio@2.0-service.rc
@@ -2,7 +2,8 @@
     class hal
     user audioserver
     # media gid needed for /dev/fm (radio) and for /data/misc/media (tee)
-    group audio camera drmrpc inet media mediadrm net_bt net_bt_admin net_bw_acct
+    group audio camera drmrpc inet media mediadrm net_bt net_bt_admin net_bw_acct wakelock
+    capabilities BLOCK_SUSPEND
     ioprio rt 4
     writepid /dev/cpuset/foreground/tasks /dev/stune/foreground/tasks
     # audioflinger restarts itself when it loses connection with the hal
diff --git a/audio/core/4.0/vts/functional/AudioPrimaryHidlHalTest.cpp b/audio/core/4.0/vts/functional/AudioPrimaryHidlHalTest.cpp
index 999f850..9c9b749 100644
--- a/audio/core/4.0/vts/functional/AudioPrimaryHidlHalTest.cpp
+++ b/audio/core/4.0/vts/functional/AudioPrimaryHidlHalTest.cpp
@@ -106,7 +106,10 @@
 static auto okOrNotSupported = {Result::OK, Result::NOT_SUPPORTED};
 static auto okOrNotSupportedOrInvalidArgs = {Result::OK, Result::NOT_SUPPORTED,
                                              Result::INVALID_ARGUMENTS};
+static auto okOrInvalidStateOrNotSupported = {Result::OK, Result::INVALID_STATE,
+                                              Result::NOT_SUPPORTED};
 static auto invalidArgsOrNotSupported = {Result::INVALID_ARGUMENTS, Result::NOT_SUPPORTED};
+static auto invalidStateOrNotSupported = {Result::INVALID_STATE, Result::NOT_SUPPORTED};
 
 class AudioHidlTestEnvironment : public ::Environment {
    public:
@@ -949,8 +952,6 @@
 TEST_IO_STREAM(standby, "Make sure the stream can be put in stanby",
                ASSERT_OK(stream->standby()))  // can not fail
 
-static constexpr auto invalidStateOrNotSupported = {Result::INVALID_STATE, Result::NOT_SUPPORTED};
-
 TEST_IO_STREAM(startNoMmap, "Starting a mmaped stream before mapping it should fail",
                ASSERT_RESULT(invalidStateOrNotSupported, stream->start()))
 
@@ -1070,11 +1071,15 @@
 TEST_P(InputStreamTest, getCapturePosition) {
     doc::test(
         "The capture position of a non prepared stream should not be "
-        "retrievable");
+        "retrievable or 0");
     uint64_t frames;
     uint64_t time;
     ASSERT_OK(stream->getCapturePosition(returnIn(res, frames, time)));
-    ASSERT_RESULT(invalidStateOrNotSupported, res);
+    ASSERT_RESULT(okOrInvalidStateOrNotSupported, res);
+    if (res == Result::OK) {
+        ASSERT_EQ(0U, frames);
+        ASSERT_LE(0U, time);
+    }
 }
 
 TEST_P(InputStreamTest, updateSinkMetadata) {
diff --git a/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp b/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp
index c6c00d2..439333d 100644
--- a/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp
+++ b/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp
@@ -3649,6 +3649,7 @@
                                         static_cast<int32_t>(PixelFormat::IMPLEMENTATION_DEFINED)};
     uint64_t bufferId = 1;
     uint32_t frameNumber = 1;
+    float isoTol = .03f;
     ::android::hardware::hidl_vec<uint8_t> settings;
 
     for (const auto& name : cameraDeviceNames) {
@@ -3778,7 +3779,8 @@
             ASSERT_TRUE(inflightReqs[i].collectedResult.exists(ANDROID_SENSOR_SENSITIVITY));
             camera_metadata_entry_t isoResult = inflightReqs[i].collectedResult.find(
                     ANDROID_SENSOR_SENSITIVITY);
-            ASSERT_TRUE(isoResult.data.i32[0] == isoValues[i]);
+            ASSERT_TRUE(std::abs(isoResult.data.i32[0] - isoValues[i]) <=
+                        std::round(isoValues[i]*isoTol));
         }
 
         ret = session->close();
diff --git a/gnss/1.1/vts/functional/gnss_hal_test.cpp b/gnss/1.1/vts/functional/gnss_hal_test.cpp
index 46d61e5..433f5cb 100644
--- a/gnss/1.1/vts/functional/gnss_hal_test.cpp
+++ b/gnss/1.1/vts/functional/gnss_hal_test.cpp
@@ -83,6 +83,7 @@
      */
     while (wait(TIMEOUT_SEC) == std::cv_status::no_timeout) {
     }
+    location_called_count_ = 0;
 }
 
 void GnssHalTest::SetPositionMode(const int min_interval_msec, const bool low_power_mode) {
@@ -97,17 +98,17 @@
     EXPECT_TRUE(result);
 }
 
-bool GnssHalTest::StartAndGetSingleLocation() {
+bool GnssHalTest::StartAndCheckFirstLocation() {
     auto result = gnss_hal_->start();
 
     EXPECT_TRUE(result.isOk());
     EXPECT_TRUE(result);
 
     /*
-     * GPS signals initially optional for this test, so don't expect fast fix,
-     * or no timeout, unless signal is present
+     * GnssLocationProvider support of AGPS SUPL & XtraDownloader is not available in VTS,
+     * so allow time to demodulate ephemeris over the air.
      */
-    const int kFirstGnssLocationTimeoutSeconds = 15;
+    const int kFirstGnssLocationTimeoutSeconds = 75;
 
     wait(kFirstGnssLocationTimeoutSeconds);
     EXPECT_EQ(location_called_count_, 1);
@@ -195,7 +196,7 @@
 
     SetPositionMode(kMinIntervalMsec, kLowPowerMode);
 
-    EXPECT_TRUE(StartAndGetSingleLocation());
+    EXPECT_TRUE(StartAndCheckFirstLocation());
 
     for (int i = 1; i < count; i++) {
         EXPECT_EQ(std::cv_status::no_timeout, wait(kLocationTimeoutSubsequentSec));
diff --git a/gnss/1.1/vts/functional/gnss_hal_test.h b/gnss/1.1/vts/functional/gnss_hal_test.h
index 269366a..64478b5 100644
--- a/gnss/1.1/vts/functional/gnss_hal_test.h
+++ b/gnss/1.1/vts/functional/gnss_hal_test.h
@@ -107,12 +107,15 @@
     void SetUpGnssCallback();
 
     /*
-     * StartAndGetSingleLocation:
-     * Helper function to get one Location and check fields
+     * StartAndCheckFirstLocation:
+     *   Helper function to start location, and check the first one.
+     *
+     *   <p> Note this leaves the Location request active, to enable Stop call vs. other call
+     *   reordering tests.
      *
      * returns  true if a location was successfully generated
      */
-    bool StartAndGetSingleLocation();
+    bool StartAndCheckFirstLocation();
 
     /*
      * CheckLocation:
diff --git a/gnss/1.1/vts/functional/gnss_hal_test_cases.cpp b/gnss/1.1/vts/functional/gnss_hal_test_cases.cpp
index 4ce8733..c9f840e 100644
--- a/gnss/1.1/vts/functional/gnss_hal_test_cases.cpp
+++ b/gnss/1.1/vts/functional/gnss_hal_test_cases.cpp
@@ -60,24 +60,46 @@
  */
 TEST_F(GnssHalTest, GetLocationLowPower) {
     const int kMinIntervalMsec = 5000;
-    const int kLocationTimeoutSubsequentSec = (kMinIntervalMsec / 1000) + 1;
-    const int kNoLocationPeriodSec = 2;
+    const int kLocationTimeoutSubsequentSec = (kMinIntervalMsec / 1000) * 2;
+    const int kNoLocationPeriodSec = (kMinIntervalMsec / 1000) / 2;
     const int kLocationsToCheck = 5;
     const bool kLowPowerMode = true;
 
+    // Warmup period - VTS doesn't have AGPS access via GnssLocationProvider
+    StartAndCheckLocations(5);
+    StopAndClearLocations();
+
+    // Start of Low Power Mode test
     SetPositionMode(kMinIntervalMsec, kLowPowerMode);
 
-    EXPECT_TRUE(StartAndGetSingleLocation());
+    // Don't expect true - as without AGPS access
+    if (!StartAndCheckFirstLocation()) {
+        ALOGW("GetLocationLowPower test - no first low power location received.");
+    }
 
     for (int i = 1; i < kLocationsToCheck; i++) {
         // Verify that kMinIntervalMsec is respected by waiting kNoLocationPeriodSec and
         // ensure that no location is received yet
+
         wait(kNoLocationPeriodSec);
-        EXPECT_EQ(location_called_count_, i);
-        EXPECT_EQ(std::cv_status::no_timeout,
-                  wait(kLocationTimeoutSubsequentSec - kNoLocationPeriodSec));
-        EXPECT_EQ(location_called_count_, i + 1);
-        CheckLocation(last_location_, true);
+        // Tolerate (ignore) one extra location right after the first one
+        // to handle startup edge case scheduling limitations in some implementations
+        if ((i == 1) && (location_called_count_ == 2)) {
+            CheckLocation(last_location_, true);
+            continue;  // restart the quiet wait period after this too-fast location
+        }
+        EXPECT_LE(location_called_count_, i);
+        if (location_called_count_ != i) {
+            ALOGW("GetLocationLowPower test - not enough locations received. %d vs. %d expected ",
+                  location_called_count_, i);
+        }
+
+        if (std::cv_status::no_timeout !=
+            wait(kLocationTimeoutSubsequentSec - kNoLocationPeriodSec)) {
+            ALOGW("GetLocationLowPower test - timeout awaiting location %d", i);
+        } else {
+            CheckLocation(last_location_, true);
+        }
     }
 
     StopAndClearLocations();
@@ -238,7 +260,6 @@
     ASSERT_TRUE(result.isOk());
     EXPECT_TRUE(result);
 
-    location_called_count_ = 0;
     StopAndClearLocations();
     list_gnss_sv_status_.clear();
 
@@ -418,7 +439,7 @@
             EXPECT_GE(data.position.ageSeconds, 0);
         }
 
-        EXPECT_GE(data.time.timeEstimate, 1514764800000);  // Jan 01 2018 00:00:00
+        EXPECT_GE(data.time.timeEstimate, 1483228800000);  // Jan 01 2017 00:00:00 GMT.
 
         EXPECT_GT(data.time.timeUncertaintyNs, 0);
 
diff --git a/graphics/composer/2.2/default/android.hardware.graphics.composer@2.2-service.rc b/graphics/composer/2.2/default/android.hardware.graphics.composer@2.2-service.rc
index a41d902..efe6dad 100644
--- a/graphics/composer/2.2/default/android.hardware.graphics.composer@2.2-service.rc
+++ b/graphics/composer/2.2/default/android.hardware.graphics.composer@2.2-service.rc
@@ -4,3 +4,4 @@
     group graphics drmrpc
     capabilities SYS_NICE
     onrestart restart surfaceflinger
+    writepid /dev/cpuset/system-background/tasks
diff --git a/keymaster/4.0/IKeymasterDevice.hal b/keymaster/4.0/IKeymasterDevice.hal
index 74d13d8..85a25c6 100644
--- a/keymaster/4.0/IKeymasterDevice.hal
+++ b/keymaster/4.0/IKeymasterDevice.hal
@@ -753,7 +753,7 @@
      *     attestationIdManufacturer  [716] EXPLICIT OCTET_STRING OPTIONAL,
      *     attestationIdModel         [717] EXPLICIT OCTET_STRING OPTIONAL,
      *     vendorPatchLevel           [718] EXPLICIT INTEGER OPTIONAL,
-     *     bootPatchLevel             [718] EXPLICIT INTEGER OPTIONAL,
+     *     bootPatchLevel             [719] EXPLICIT INTEGER OPTIONAL,
      * }
      *
      * The above schema is mostly a straightforward translation of the IKeymasterDevice tag/value
diff --git a/keymaster/4.0/support/Keymaster.cpp b/keymaster/4.0/support/Keymaster.cpp
index 444298b..9325cc0 100644
--- a/keymaster/4.0/support/Keymaster.cpp
+++ b/keymaster/4.0/support/Keymaster.cpp
@@ -164,10 +164,10 @@
                     sharingCheck = curSharingCheck;
                     firstKeymaster = false;
                 }
-                CHECK(curSharingCheck == sharingCheck)
-                    << "HMAC computation failed for " << *keymaster  //
-                    << " Expected: " << sharingCheck                 //
-                    << " got: " << curSharingCheck;
+                if (curSharingCheck != sharingCheck)
+                    LOG(WARNING) << "HMAC computation failed for " << *keymaster  //
+                                 << " Expected: " << sharingCheck                 //
+                                 << " got: " << curSharingCheck;
             });
         CHECK(rc.isOk()) << "Failed to communicate with " << *keymaster
                          << " error: " << rc.description();