diff --git a/crypto/jitterentropy-kcapi.c b/crypto/jitterentropy-kcapi.c
index 1266eb790708..a53de7affe8d 100644
--- a/crypto/jitterentropy-kcapi.c
+++ b/crypto/jitterentropy-kcapi.c
@@ -117,6 +117,7 @@ int jent_hash_time(void *hash_state, __u64 time, u8 *addtl,
 		pr_warn_ratelimited("Unexpected digest size\n");
 		return -EINVAL;
 	}
+	kmsan_unpoison_memory(intermediary, sizeof(intermediary));
 
 	/*
 	 * This loop fills a buffer which is injected into the entropy pool.