diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinator.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinator.java
index aac5b8d6b2ebd..ff1c70ca740b4 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinator.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinator.java
@@ -41,6 +41,7 @@ public class KeyguardCoordinator implements Coordinator {
     private final HighPriorityProvider mHighPriorityProvider;
     private final SectionHeaderVisibilityProvider mSectionHeaderVisibilityProvider;
     private final KeyguardNotificationVisibilityProvider mKeyguardNotificationVisibilityProvider;
+    private final SharedCoordinatorLogger mLogger;
 
     @Inject
     public KeyguardCoordinator(
@@ -48,12 +49,14 @@ public class KeyguardCoordinator implements Coordinator {
             KeyguardUpdateMonitor keyguardUpdateMonitor,
             HighPriorityProvider highPriorityProvider,
             SectionHeaderVisibilityProvider sectionHeaderVisibilityProvider,
-            KeyguardNotificationVisibilityProvider keyguardNotificationVisibilityProvider) {
+            KeyguardNotificationVisibilityProvider keyguardNotificationVisibilityProvider,
+            SharedCoordinatorLogger logger) {
         mStatusBarStateController = statusBarStateController;
         mKeyguardUpdateMonitor = keyguardUpdateMonitor;
         mHighPriorityProvider = highPriorityProvider;
         mSectionHeaderVisibilityProvider = sectionHeaderVisibilityProvider;
         mKeyguardNotificationVisibilityProvider = keyguardNotificationVisibilityProvider;
+        mLogger = logger;
     }
 
     @Override
@@ -81,6 +84,7 @@ public class KeyguardCoordinator implements Coordinator {
     }
 
     private void invalidateListFromFilter(String reason) {
+        mLogger.logKeyguardCoordinatorInvalidated(reason);
         updateSectionHeadersVisibility();
         mNotifFilter.invalidateList();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/SharedCoordinatorLogger.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/SharedCoordinatorLogger.kt
index c85fc1efee95d..25bc641f0a845 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/SharedCoordinatorLogger.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/SharedCoordinatorLogger.kt
@@ -35,4 +35,12 @@ class SharedCoordinatorLogger @Inject constructor(
             "Current user or profiles changed. Current user is $int1; profiles are $str1"
         })
     }
+
+    fun logKeyguardCoordinatorInvalidated(reason: String) {
+        buffer.log("KeyguardCoordinator", LogLevel.DEBUG, {
+            str1 = reason
+        }, {
+            "KeyguardCoordinator invalidated: $str1"
+        })
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/KeyguardNotificationVisibilityProvider.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/KeyguardNotificationVisibilityProvider.kt
index 6cd3a6a728654..0b6b929cd93c1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/KeyguardNotificationVisibilityProvider.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/KeyguardNotificationVisibilityProvider.kt
@@ -25,12 +25,15 @@ import com.android.systemui.statusbar.notification.collection.NotificationEntry
 import com.android.systemui.statusbar.notification.collection.provider.HighPriorityProvider
 import com.android.systemui.statusbar.policy.KeyguardStateController
 import com.android.systemui.util.ListenerSet
+import com.android.systemui.util.asIndenting
 import com.android.systemui.util.settings.GlobalSettings
 import com.android.systemui.util.settings.SecureSettings
+import com.android.systemui.util.withIncreasedIndent
 import dagger.Binds
 import dagger.Module
 import dagger.multibindings.ClassKey
 import dagger.multibindings.IntoMap
+import java.io.PrintWriter
 import java.util.function.Consumer
 import javax.inject.Inject
 
@@ -209,6 +212,16 @@ private class KeyguardNotificationVisibilityProviderImpl @Inject constructor(
         }
     }
 
+    override fun dump(pw: PrintWriter, args: Array<out String>) = pw.asIndenting().run {
+        println("isLockedOrLocking=$isLockedOrLocking")
+        withIncreasedIndent {
+            println("keyguardStateController.isShowing=${keyguardStateController.isShowing}")
+            println("statusBarStateController.currentOrUpcomingState=" +
+                    "${statusBarStateController.currentOrUpcomingState}")
+        }
+        println("hideSilentNotificationsOnLockscreen=$hideSilentNotificationsOnLockscreen")
+    }
+
     private val isLockedOrLocking get() =
         keyguardStateController.isShowing ||
                 statusBarStateController.currentOrUpcomingState == StatusBarState.KEYGUARD
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinatorTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinatorTest.java
index 52bacd2360b34..d082d74078dbf 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinatorTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/coordinator/KeyguardCoordinatorTest.java
@@ -16,6 +16,7 @@
 
 package com.android.systemui.statusbar.notification.collection.coordinator;
 
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 
@@ -74,7 +75,7 @@ public class KeyguardCoordinatorTest extends SysuiTestCase {
         KeyguardCoordinator keyguardCoordinator = new KeyguardCoordinator(
                 mStatusBarStateController,
                 mKeyguardUpdateMonitor, mHighPriorityProvider, mSectionHeaderVisibilityProvider,
-                mKeyguardNotificationVisibilityProvider);
+                mKeyguardNotificationVisibilityProvider, mock(SharedCoordinatorLogger.class));
 
         mEntry = new NotificationEntryBuilder()
                 .setUser(new UserHandle(NOTIF_USER_ID))