diff --git a/hw/9pfs/9p-local.c b/hw/9pfs/9p-local.c
index b37b1db..7758c38 100644
--- a/hw/9pfs/9p-local.c
+++ b/hw/9pfs/9p-local.c
@@ -1418,6 +1418,8 @@
      */
     if (fstatfs(data->mountfd, &stbuf) < 0) {
         close_preserve_errno(data->mountfd);
+        error_setg_errno(errp, errno,
+            "failed to stat file system at '%s'", ctx->fs_root);
         goto err;
     }
     switch (stbuf.f_type) {