rst: Create rst-mem pages _after_ local smaps parse

This memory is unmapped by handr, so no need in polluting
self-smaps with it.
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

cr-restore.c

@@ -2014,14 +2014,14 @@ static int sigreturn_restore(pid_t pid, CoreEntry *core)
 
 	pr_info("Restore via sigreturn\n");
 
-	if (rst_mem_init())
-		goto err;
-
 	ret = parse_smaps(pid, &self_vmas, false);
 	close_proc();
 	if (ret < 0)
 		goto err;
 
+	if (rst_mem_init())
+		goto err;
+
 	self_vmas_len = round_up((self_vmas.nr + 1) * sizeof(VmaEntry), PAGE_SIZE);
 	vmas_len = round_up((rst_vmas.nr + 1) * sizeof(VmaEntry), PAGE_SIZE);