From 8d886d325fa98981840b45a74f173e0358a05d4a Mon Sep 17 00:00:00 2001
From: ldpreload <95562574+ldpreload@users.noreply.github.com>
Date: Thu, 6 Aug 2026 19:08:21 +0000
Subject: [PATCH] fix(core): propagate SE failure when importing mnemonic

---
 core/src/storage/device.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/core/src/storage/device.py b/core/src/storage/device.py
index 2805a2576..0a1b9d69a 100644
--- a/core/src/storage/device.py
+++ b/core/src/storage/device.py
@@ -1131,9 +1131,13 @@ def store_mnemonic_secret(
         common.set_bool(_NAMESPACE, INITIALIZED, True, public=True)
     else:
         if backup_type == BackupType.Bip39:
-            config.se_import_mnemonic(secret)
+            if not config.se_import_mnemonic(secret):
+                raise RuntimeError("Failed to import mnemonic into the secure element")
         else:
-            config.se_import_slip39(secret, backup_type, identifier, iteration_exponent)
+            if not config.se_import_slip39(
+                secret, backup_type, identifier, iteration_exponent
+            ):
+                raise RuntimeError("Failed to import secret into the secure element")
     common.set_uint8(_NAMESPACE, _BACKUP_TYPE, backup_type)
     common.set_true_or_delete(_NAMESPACE, _NO_BACKUP, no_backup)
     if not no_backup: