--- a/drivers/hv/hv_balloon.c~hv_balloon-use-generic_online_page +++ a/drivers/hv/hv_balloon.c @@ -681,8 +681,7 @@ static void hv_page_online_one(struct hv /* This frame is currently backed; online the page. */ __online_page_set_limits(pg); - __online_page_increment_counters(pg); - __online_page_free(pg); + generic_online_page(pg, 0); lockdep_assert_held(&dm_device.ha_lock); dm_device.num_pages_onlined++;