1 files changed, 3 insertions, 2 deletions
diff --git a/services/core/java/com/android/server/notification/ZenModeHelper.java b/services/core/java/com/android/server/notification/ZenModeHelper.java
index 16a0b7e39a07..c11116c827cb 100644
--- a/services/core/java/com/android/server/notification/ZenModeHelper.java
+++ b/services/core/java/com/android/server/notification/ZenModeHelper.java
@@ -104,6 +104,7 @@ public class ZenModeHelper {
 
     // The amount of time rules instances can exist without their owning app being installed.
     private static final int RULE_INSTANCE_GRACE_PERIOD = 1000 * 60 * 60 * 72;
+    static final int RULE_LIMIT_PER_PACKAGE = 100;
 
     // pkg|userId => uid
     protected final ArrayMap<String, Integer> mRulesUidCache = new ArrayMap<>();
@@ -325,10 +326,10 @@ public class ZenModeHelper {
             int newRuleInstanceCount = getCurrentInstanceCount(automaticZenRule.getOwner())
                     + getCurrentInstanceCount(automaticZenRule.getConfigurationActivity())
                     + 1;
-            if (ruleInstanceLimit > 0 && ruleInstanceLimit < newRuleInstanceCount) {
+            if (newRuleInstanceCount > RULE_LIMIT_PER_PACKAGE
+                    || (ruleInstanceLimit > 0 && ruleInstanceLimit < newRuleInstanceCount)) {
                 throw new IllegalArgumentException("Rule instance limit exceeded");
             }
-
         }
 
         ZenModeConfig newConfig;