diff --git a/core/java/com/android/internal/app/procstats/UidState.java b/core/java/com/android/internal/app/procstats/UidState.java
index 8761b7470cd33..49113465c26af 100644
--- a/core/java/com/android/internal/app/procstats/UidState.java
+++ b/core/java/com/android/internal/app/procstats/UidState.java
@@ -150,6 +150,7 @@ public final class UidState {
     public void resetSafely(long now) {
         mDurations.resetTable();
         mStartTime = now;
+        mProcesses.removeIf(p -> !p.isInUse());
     }
 
     /**
diff --git a/core/tests/coretests/src/com/android/internal/app/procstats/ProcessStatsTest.java b/core/tests/coretests/src/com/android/internal/app/procstats/ProcessStatsTest.java
index d4276efe39c2c..61899143b9c5e 100644
--- a/core/tests/coretests/src/com/android/internal/app/procstats/ProcessStatsTest.java
+++ b/core/tests/coretests/src/com/android/internal/app/procstats/ProcessStatsTest.java
@@ -186,4 +186,19 @@ public class ProcessStatsTest extends TestCase {
                         eq(0),
                         eq(APP_1_PROCESS_NAME));
     }
+
+    @SmallTest
+    public void testSafelyResetClearsProcessInUidState() throws Exception {
+        ProcessStats processStats = new ProcessStats();
+        ProcessState processState =
+                processStats.getProcessStateLocked(
+                        APP_1_PACKAGE_NAME, APP_1_UID, APP_1_VERSION, APP_1_PROCESS_NAME);
+        processState.makeActive();
+        UidState uidState = processStats.mUidStates.get(APP_1_UID);
+        assertTrue(uidState.isInUse());
+        processState.makeInactive();
+        uidState.resetSafely(NOW_MS);
+        processState.makeActive();
+        assertFalse(uidState.isInUse());
+    }
 }