diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index a9458e94859..dd86f277197 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,8 @@
+2007-09-09  Andrew Haley  <aph@redhat.com>
+
+	* interpret-run.cc (invokevirtual_resolved): Nullcheck object on
+	TOS.
+
 2007-09-06  Tom Tromey  <tromey@redhat.com>
 
 	* testsuite/libjava.lang/StackTrace2.jar: Rebuilt.
diff --git a/libjava/interpret-run.cc b/libjava/interpret-run.cc
index 1eea57e1f9e..fc2e1e514c1 100644
--- a/libjava/interpret-run.cc
+++ b/libjava/interpret-run.cc
@@ -563,6 +563,7 @@ details.  */
 	  }
 	else
 	  {
+	    NULLCHECK (sp[0].o);
 	    jobject rcv = sp[0].o;
 	    _Jv_VTable *table = *(_Jv_VTable**) rcv;
 	    fun = (void (*)()) table->get_method (rmeth->method->index);