diff --git a/kittens/ssh/utils.py b/kittens/ssh/utils.py
index 56ddf8bd7..b700d29a6 100644
--- a/kittens/ssh/utils.py
+++ b/kittens/ssh/utils.py
@@ -105,10 +105,10 @@ def read_data_from_shared_memory(shm_name: str) -> Any:
     with SharedMemory(shm_name, readonly=True) as shm:
         shm.unlink()
         if shm.stats.st_uid != os.geteuid() or shm.stats.st_gid != os.getegid():
-            raise ValueError('Incorrect owner on pwfile')
+            raise ValueError(f'Incorrect owner on pwfile: uid={shm.stats.st_uid} gid={shm.stats.st_gid}')
         mode = stat.S_IMODE(shm.stats.st_mode)
         if mode != stat.S_IREAD | stat.S_IWRITE:
-            raise ValueError('Incorrect permissions on pwfile')
+            raise ValueError(f'Incorrect permissions on pwfile: 0o{mode:03o}')
         return json.loads(shm.read_data_with_size())