Index: sys/compat/linux/linux_stats.c
===================================================================
--- sys/compat/linux/linux_stats.c
+++ sys/compat/linux/linux_stats.c
@@ -661,8 +661,21 @@
 	int error, dfd, flag;
 	struct stat buf;
 
-	if (args->flag & ~LINUX_AT_SYMLINK_NOFOLLOW)
+	if (args->flag & ~(LINUX_AT_SYMLINK_NOFOLLOW | LINUX_AT_EMPTY_PATH)) {
+		linux_msg(td, "fstatat unsupported flag 0x%x", args->flag);
 		return (EINVAL);
+	}
+
+	if (args->flag & LINUX_AT_EMPTY_PATH) {
+		if (args->dfd == AT_FDCWD) {
+			linux_msg(td, "unsupported fstatat with AT_FDCWD");
+			return (EBADF);
+		}
+		error = kern_fstat(td, args->dfd, &buf);
+		translate_fd_major_minor(td, args->dfd, &buf);
+		goto out;
+	}
+
 	flag = (args->flag & LINUX_AT_SYMLINK_NOFOLLOW) ?
 	    AT_SYMLINK_NOFOLLOW : 0;
 
@@ -675,6 +688,7 @@
 		error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf);
 		LFREEPATH(path);
 	}
+out:
 	if (error == 0)
 		error = newstat_copyout(&buf, args->statbuf);