diff --git a/services/core/java/com/android/server/am/AppExitInfoTracker.java b/services/core/java/com/android/server/am/AppExitInfoTracker.java
index fc29982dc7f06..d84c1fcd54fb4 100644
--- a/services/core/java/com/android/server/am/AppExitInfoTracker.java
+++ b/services/core/java/com/android/server/am/AppExitInfoTracker.java
@@ -1002,6 +1002,7 @@ public final class AppExitInfoTracker {
             info.setPackageName(app.info.packageName);
             info.setPackageList(app.getPackageList());
             info.setReason(ApplicationExitInfo.REASON_UNKNOWN);
+            info.setSubReason(ApplicationExitInfo.SUBREASON_UNKNOWN);
             info.setStatus(0);
             info.setImportance(procStateToImportance(app.mState.getReportedProcState()));
             info.setPss(app.mProfile.getLastPss());