Maybe fix issue #11634365: Leaking restarting services

It looks like we could add services to the restart list because
they end up left in the process's list of running services after
they have been removed from the main activity list, and we can
trip up on them there when the app is being force stopped.

Change-Id: I79805b67fcf5b593430dc5c856c97927e1a54a57

1 files changed, 20 insertions, 1 deletions

diff --git a/services/java/com/android/server/am/ActiveServices.java b/services/java/com/android/server/am/ActiveServices.java
index a80afbc562fc..933247e1f687 100644
--- a/services/java/com/android/server/am/ActiveServices.java
+++ b/services/java/com/android/server/am/ActiveServices.java
@@ -1847,6 +1847,9 @@ public final class ActiveServices {
                 }
             }
             if (finishing) {
+                if (r.app != null) {
+                    r.app.services.remove(r);
+                }
                 r.app = null;
             }
         }
@@ -1927,6 +1930,7 @@ public final class ActiveServices {
                 Slog.i(TAG, "  Force stopping service " + service);
                 if (service.app != null) {
                     service.app.removed = true;
+                    service.app.services.remove(service);
                 }
                 service.app = null;
                 service.isolatedProc = null;
@@ -2028,6 +2032,9 @@ public final class ActiveServices {
             synchronized (sr.stats.getBatteryStats()) {
                 sr.stats.stopLaunchedLocked();
             }
+            if (sr.app != null) {
+                sr.app.services.remove(sr);
+            }
             sr.app = null;
             sr.isolatedProc = null;
             sr.executeNesting = 0;
@@ -2053,11 +2060,23 @@ public final class ActiveServices {
         }
         app.connections.clear();
 
+        ServiceMap smap = getServiceMap(app.userId);
+
         // Now do remaining service cleanup.
         for (int i=app.services.size()-1; i>=0; i--) {
+            ServiceRecord sr = app.services.valueAt(i);
+            // Sanity check: if the service listed for the app is not one
+            // we actually are maintaining, drop it.
+            if (smap.mServicesByName.get(sr.name) != sr) {
+                ServiceRecord cur = smap.mServicesByName.get(sr.name);
+                Slog.wtf(TAG, "Service " + sr + " in process " + app
+                        + " not same as in map: " + cur);
+                app.services.removeAt(i);
+                continue;
+            }
+
             // Any services running in the application may need to be placed
             // back in the pending list.
-            ServiceRecord sr = app.services.valueAt(i);
             if (allowRestart && sr.crashCount >= 2 && (sr.serviceInfo.applicationInfo.flags
                     &ApplicationInfo.FLAG_PERSISTENT) == 0) {
                 Slog.w(TAG, "Service crashed " + sr.crashCount