From a0cf0a3c8cc3f17578d9b998ee1b528bc3df4f35 Mon Sep 17 00:00:00 2001
From: PJB3005 <pieterjan.briers+git@gmail.com>
Date: Thu, 12 Mar 2026 08:26:35 +0100
Subject: [PATCH] Fix JASTaskThread::allocCallStack on 64-bit

---
 libs/JSystem/src/JAudio2/JASTaskThread.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/JSystem/src/JAudio2/JASTaskThread.cpp b/libs/JSystem/src/JAudio2/JASTaskThread.cpp
index 30a6d07a98..1d031671b4 100644
--- a/libs/JSystem/src/JAudio2/JASTaskThread.cpp
+++ b/libs/JSystem/src/JAudio2/JASTaskThread.cpp
@@ -26,7 +26,7 @@ JASTaskThread::~JASTaskThread() {
 
 void* JASTaskThread::allocCallStack(JASThreadCallback callback, const void* msg, u32 msgSize) {
     ThreadMemPool* heap;
-    u32 size = msgSize + 8;
+    u32 size = msgSize + offsetof(JASThreadCallStack, msg);
     JASThreadCallStack *callStack = (JASThreadCallStack*) JASKernel::getCommandHeap()->alloc(size);
     if (callStack == NULL) {
         return NULL;