diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index a3fedb3ee0db..d12a17fc0c17 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -3809,7 +3809,7 @@ long vread_iter(struct iov_iter *iter, const char *addr, size_t count)
 
 		if (flags & VMAP_RAM)
 			copied = vmap_ram_vread_iter(iter, addr, n, flags);
-		else if (!(vm->flags & VM_IOREMAP))
+		else if (!(vm && (vm->flags & VM_IOREMAP)))
 			copied = aligned_vread_iter(iter, addr, n);
 		else /* IOREMAP area is treated as memory hole */
 			copied = zero_iter(iter, n);