diff --git a/mm/slob.c b/mm/slob.c
index bf7e8fc..1264799 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -464,6 +464,8 @@
 	unsigned int *m;
 	int align = max(ARCH_KMALLOC_MINALIGN, ARCH_SLAB_MINALIGN);
 
+	lockdep_trace_alloc(flags);
+
 	if (size < PAGE_SIZE - align) {
 		if (!size)
 			return ZERO_SIZE_PTR;