From 2b5da3b72ebb8017661b0d58b548d4aeb53b7e42 Mon Sep 17 00:00:00 2001
From: rattus <46076784+rattus128@users.noreply.github.com>
Date: Sun, 1 Feb 2026 17:09:55 -0800
Subject: [PATCH] dynamic_vram: silence pytorch buffer warning (#12210)

This is log clutter and concerning to users. Its a false alarm.
---
 comfy/utils.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/comfy/utils.py b/comfy/utils.py
index 9e98eb176..c1b536833 100644
--- a/comfy/utils.py
+++ b/comfy/utils.py
@@ -32,6 +32,7 @@ from comfy.cli_args import args, enables_dynamic_vram
 import json
 import time
 import mmap
+import warnings
 
 MMAP_TORCH_FILES = args.mmap_torch_files
 DISABLE_MMAP = args.disable_mmap
@@ -85,7 +86,10 @@ def load_safetensors(ckpt):
     header_size = struct.unpack("<Q", mapping[:8])[0]
     header = json.loads(mapping[8:8+header_size].decode("utf-8"))
 
-    data_area = torch.frombuffer(mapping, dtype=torch.uint8)[8 + header_size:]
+    with warnings.catch_warnings():
+        #We are working with read-only RAM by design
+        warnings.filterwarnings("ignore", message="The given buffer is not writable")
+        data_area = torch.frombuffer(mapping, dtype=torch.uint8)[8 + header_size:]
 
     sd = {}
     for name, info in header.items():