1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/md/persistent-data/dm-block-manager.c b/drivers/md/persistent-data/dm-block-manager.c
index 5ba277768d99..47b683e67a7c 100644
--- a/drivers/md/persistent-data/dm-block-manager.c
+++ b/drivers/md/persistent-data/dm-block-manager.c
@@ -428,8 +428,11 @@ static int dm_bm_validate_buffer(struct dm_block_manager *bm,
                 if (!v)
                         return 0;
                 r = v->check(v, (struct dm_block *) buf, dm_bufio_get_block_size(bm->bufio));
-                if (unlikely(r))
+                if (unlikely(r)) {
+                        DMERR("%s validator check failed for block %llu", v->name,
+                              (unsigned long long) dm_bufio_get_block_number(buf));
                         return r;
+                }
                 aux->validator = v;
         } else {
                 if (unlikely(aux->validator != v)) {