deadlock:fix bug,When holder is -1 need stop search next

Signed-off-by: anjiahao <anjiahao@xiaomi.com>

sched/misc/deadlock.c

@@ -71,6 +71,11 @@ static void collect_deadlock(FAR struct tcb_s *tcb, FAR void *arg)
               size_t i;
 
               next = ((FAR mutex_t *)sem)->holder;
+              if (next == NXMUTEX_NO_HOLDER)
+                {
+                  break;
+                }
+
               for (i = info->found; i < index; i++)
                 {
                   if (info->pid[i] == next)
@@ -82,6 +87,10 @@ static void collect_deadlock(FAR struct tcb_s *tcb, FAR void *arg)
 
               info->pid[index] = tcb->pid;
               tcb = nxsched_get_tcb(next);
+              if (tcb == NULL)
+                {
+                  break;
+                }
             }
         }
     }