diff --git a/sys/ufs/ufs/ufs_dirhash.c b/sys/ufs/ufs/ufs_dirhash.c
--- a/sys/ufs/ufs/ufs_dirhash.c
+++ b/sys/ufs/ufs/ufs_dirhash.c
@@ -108,7 +108,7 @@
 
 #define DIRHASHLIST_LOCK()             mtx_lock(&ufsdirhash_mtx)
 #define DIRHASHLIST_UNLOCK()           mtx_unlock(&ufsdirhash_mtx)
-#define DIRHASH_BLKALLOC_WAITOK()      uma_zalloc(ufsdirhash_zone, M_WAITOK)
+#define DIRHASH_BLKALLOC_NOWAIT()      uma_zalloc(ufsdirhash_zone, M_NOWAIT)
 #define DIRHASH_BLKFREE(ptr)           uma_zfree(ufsdirhash_zone, (ptr))
 #define        DIRHASH_ASSERT_LOCKED(dh)                                       \
     sx_assert(&(dh)->dh_lock, SA_LOCKED)
@@ -425,7 +425,7 @@
        if (dh->dh_blkfree == NULL)
                goto fail;
        for (i = 0; i < narrays; i++) {
-               if ((dh->dh_hash[i] = DIRHASH_BLKALLOC_WAITOK()) == NULL)
+               if ((dh->dh_hash[i] = DIRHASH_BLKALLOC_NOWAIT()) == NULL)
                        goto fail;
                for (j = 0; j < DH_NBLKOFF; j++)
                        dh->dh_hash[i][j] = DIRHASH_EMPTY;