diff --git a/module/spl/spl-kmem.c b/module/spl/spl-kmem.c
index 6054f11d8d..65aa277399 100644
--- a/module/spl/spl-kmem.c
+++ b/module/spl/spl-kmem.c
@@ -866,9 +866,6 @@ spl_slab_alloc(spl_kmem_cache_t *skc, int flags)
 		list_add_tail(&sko->sko_list, &sks->sks_free_list);
 	}
 
-	list_for_each_entry(sko, &sks->sks_free_list, sko_list)
-		if (skc->skc_ctor)
-			skc->skc_ctor(sko->sko_addr, skc->skc_private, flags);
 out:
 	if (rc) {
 		if (skc->skc_flags & KMC_OFFSLAB)
@@ -974,9 +971,6 @@ spl_slab_reclaim(spl_kmem_cache_t *skc, int count, int flag)
 	list_for_each_entry_safe(sko, n, &sko_list, sko_list) {
 		ASSERT(sko->sko_magic == SKO_MAGIC);
 
-		if (skc->skc_dtor)
-			skc->skc_dtor(sko->sko_addr, skc->skc_private);
-
 		if (skc->skc_flags & KMC_OFFSLAB)
 			kv_free(skc, sko->sko_addr, size);
 	}
@@ -1078,9 +1072,6 @@ spl_emergency_alloc(spl_kmem_cache_t *skc, int flags, void **obj)
 		SRETURN(-EINVAL);
 	}
 
-	if (skc->skc_ctor)
-		skc->skc_ctor(ske->ske_obj, skc->skc_private, flags);
-
 	*obj = ske->ske_obj;
 
 	SRETURN(0);
@@ -1107,9 +1098,6 @@ spl_emergency_free(spl_kmem_cache_t *skc, void *obj)
 	if (unlikely(ske == NULL))
 		SRETURN(-ENOENT);
 
-	if (skc->skc_dtor)
-		skc->skc_dtor(ske->ske_obj, skc->skc_private);
-
 	kfree(ske->ske_obj);
 	kfree(ske);
 
@@ -1938,13 +1926,9 @@ spl_kmem_cache_alloc(spl_kmem_cache_t *skc, int flags)
 
 		do {
 			obj = kmem_cache_alloc(slc, flags | __GFP_COMP);
-			if (obj && skc->skc_ctor)
-				skc->skc_ctor(obj, skc->skc_private, flags);
-
 		} while ((obj == NULL) && !(flags & KM_NOSLEEP));
 
-		atomic_dec(&skc->skc_ref);
-		SRETURN(obj);
+		goto ret;
 	}
 
 	local_irq_disable();
@@ -1973,12 +1957,20 @@ restart:
 	ASSERT(obj);
 	ASSERT(IS_P2ALIGNED(obj, skc->skc_obj_align));
 
+ret:
 	/* Pre-emptively migrate object to CPU L1 cache */
-	prefetchw(obj);
+	if (obj) {
+		if (obj && skc->skc_ctor)
+			skc->skc_ctor(obj, skc->skc_private, flags);
+		else
+			prefetchw(obj);
+	}
+
 	atomic_dec(&skc->skc_ref);
 
 	SRETURN(obj);
 }
+
 EXPORT_SYMBOL(spl_kmem_cache_alloc);
 
 /*
@@ -1998,13 +1990,16 @@ spl_kmem_cache_free(spl_kmem_cache_t *skc, void *obj)
 	ASSERT(!test_bit(KMC_BIT_DESTROY, &skc->skc_flags));
 	atomic_inc(&skc->skc_ref);
 
+	/*
+	 * Run the destructor
+	 */
+	if (skc->skc_dtor)
+		skc->skc_dtor(obj, skc->skc_private);
+
 	/*
 	 * Free the object from the Linux underlying Linux slab.
 	 */
 	if (skc->skc_flags & KMC_SLAB) {
-		if (skc->skc_dtor)
-			skc->skc_dtor(obj, skc->skc_private);
-
 		kmem_cache_free(skc->skc_linux_cache, obj);
 		goto out;
 	}