diff --git a/src/volser/volprocs.c b/src/volser/volprocs.c
index 257803958a..e4a459c107 100644
--- a/src/volser/volprocs.c
+++ b/src/volser/volprocs.c
@@ -2853,6 +2853,7 @@ VolMonitor(struct rx_call *acid, transDebugEntries *transInfo)
 	goto done;		/*no active transactions */
     for (tt = allTrans; tt; tt = nt) {	/*copy relevant info into pntr */
 	nt = tt->next;
+	memset(pntr, 0, sizeof(*pntr));
         VTRANS_OBJ_LOCK(tt);
 	pntr->tid = tt->tid;
 	pntr->time = tt->time;