From d56cdd9cd302940dcda965b8053a1fc2a347e5d9 Mon Sep 17 00:00:00 2001
From: Tres Popp <tres.popp@amd.com>
Date: Mon, 15 Dec 2025 14:27:21 +0000
Subject: [PATCH] Fix swapped cos/sin

---
 vllm/_aiter_ops.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vllm/_aiter_ops.py b/vllm/_aiter_ops.py
index 025f588a92f2b..76c10010c5b6a 100644
--- a/vllm/_aiter_ops.py
+++ b/vllm/_aiter_ops.py
@@ -880,8 +880,8 @@ class rocm_aiter_ops:
         rope_cached_thd_positions_2c_fwd_inplace(
             query_,
             key_,
-            sin,
             cos,
+            sin,
             positions,
             rotate_style,
             reuse_freqs_front_part=True,