diff --git a/lib/libkse/thread/thr_sig.c b/lib/libkse/thread/thr_sig.c
index 0f84db82efde..81982d7ba05f 100644
--- a/lib/libkse/thread/thr_sig.c
+++ b/lib/libkse/thread/thr_sig.c
@@ -705,6 +705,10 @@ thr_sig_find(struct kse *curkse, int sig, siginfo_t *info)
 			KSE_LOCK_RELEASE(curkse, &_thread_list_lock);
 			if (kmbx != NULL)
 				kse_wakeup(kmbx);
+			if (suspended_thread != NULL)
+				_thr_ref_delete(NULL, suspended_thread);
+			if (signaled_thread != NULL)
+				_thr_ref_delete(NULL, signaled_thread);
 			return (NULL);
 		} else if (!SIGISMEMBER(pthread->sigmask, sig)) {
 			/*
diff --git a/lib/libpthread/thread/thr_sig.c b/lib/libpthread/thread/thr_sig.c
index 0f84db82efde..81982d7ba05f 100644
--- a/lib/libpthread/thread/thr_sig.c
+++ b/lib/libpthread/thread/thr_sig.c
@@ -705,6 +705,10 @@ thr_sig_find(struct kse *curkse, int sig, siginfo_t *info)
 			KSE_LOCK_RELEASE(curkse, &_thread_list_lock);
 			if (kmbx != NULL)
 				kse_wakeup(kmbx);
+			if (suspended_thread != NULL)
+				_thr_ref_delete(NULL, suspended_thread);
+			if (signaled_thread != NULL)
+				_thr_ref_delete(NULL, signaled_thread);
 			return (NULL);
 		} else if (!SIGISMEMBER(pthread->sigmask, sig)) {
 			/*