Program: 191157
Project: 191157
Buggy source:
public void setServiceForegroundLocked(ComponentName className,IBinder token,int id,Notification notification,int flags){
  final int userId=UserHandle.getCallingUserId();
  final long origId=Binder.clearCallingIdentity();
  try {
    ServiceRecord r=findServiceLocked(className,token,userId);
    if (r != null) {
      if (id != 0) {
        if (notification == null) {
          throw new IllegalArgumentException("String_Node_Str");
        }
        if (r.foregroundId != id) {
          r.cancelNotification();
          r.foregroundId=id;
        }
        notification.flags|=Notification.FLAG_FOREGROUND_SERVICE;
        r.foregroundNoti=notification;
        r.isForeground=true;
        r.postNotification();
        if (r.app != null) {
          updateServiceForegroundLocked(r.app,true);
        }
        getServiceMap(r.userId).ensureNotStartingBackground(r);
        mAm.notifyPackageUse(r.serviceInfo.packageName,PackageManager.NOTIFY_PACKAGE_USE_FOREGROUND_SERVICE);
      }
 else {
        if (r.isForeground) {
          r.isForeground=false;
          if (r.app != null) {
            mAm.updateLruProcessLocked(r.app,false,null);
            updateServiceForegroundLocked(r.app,true);
          }
        }
        if ((flags & Service.STOP_FOREGROUND_REMOVE) != 0) {
          r.cancelNotification();
          r.foregroundId=0;
          r.foregroundNoti=null;
        }
 else         if (r.appInfo.targetSdkVersion >= Build.VERSION_CODES.LOLLIPOP) {
          r.stripForegroundServiceFlagFromNotification();
          if ((flags & Service.STOP_FOREGROUND_DETACH) != 0) {
            r.foregroundId=0;
            r.foregroundNoti=null;
          }
        }
      }
    }
  }
  finally {
    Binder.restoreCallingIdentity(origId);
  }
}

Fixed version (ground truth):
public void setServiceForegroundLocked(ComponentName className,IBinder token,int id,Notification notification,int flags){
  final int userId=UserHandle.getCallingUserId();
  final long origId=Binder.clearCallingIdentity();
  try {
    ServiceRecord r=findServiceLocked(className,token,userId);
    if (r != null) {
      if (id != 0) {
        if (notification == null) {
          throw new IllegalArgumentException("String_Node_Str");
        }
        if (r.foregroundId != id) {
          cancelForegroudNotificationLocked(r);
          r.foregroundId=id;
        }
        notification.flags|=Notification.FLAG_FOREGROUND_SERVICE;
        r.foregroundNoti=notification;
        r.isForeground=true;
        r.postNotification();
        if (r.app != null) {
          updateServiceForegroundLocked(r.app,true);
        }
        getServiceMap(r.userId).ensureNotStartingBackground(r);
        mAm.notifyPackageUse(r.serviceInfo.packageName,PackageManager.NOTIFY_PACKAGE_USE_FOREGROUND_SERVICE);
      }
 else {
        if (r.isForeground) {
          r.isForeground=false;
          if (r.app != null) {
            mAm.updateLruProcessLocked(r.app,false,null);
            updateServiceForegroundLocked(r.app,true);
          }
        }
        if ((flags & Service.STOP_FOREGROUND_REMOVE) != 0) {
          cancelForegroudNotificationLocked(r);
          r.foregroundId=0;
          r.foregroundNoti=null;
        }
 else         if (r.appInfo.targetSdkVersion >= Build.VERSION_CODES.LOLLIPOP) {
          r.stripForegroundServiceFlagFromNotification();
          if ((flags & Service.STOP_FOREGROUND_DETACH) != 0) {
            r.foregroundId=0;
            r.foregroundNoti=null;
          }
        }
      }
    }
  }
  finally {
    Binder.restoreCallingIdentity(origId);
  }
}