diff --git a/sys/kern/kern_thr.c b/sys/kern/kern_thr.c
index 5f23f6dfcaef..6e277daef9e7 100644
--- a/sys/kern/kern_thr.c
+++ b/sys/kern/kern_thr.c
@@ -101,7 +101,9 @@ thr_exit1(void)
 	PROC_UNLOCK(p);
 	td->td_kse = NULL;
 	td->td_state = TDS_INACTIVE;
+#if 0
 	td->td_proc = NULL;
+#endif
 	td->td_ksegrp = NULL;
 	td->td_last_kse = NULL;
 	thread_stash(td);