https://invent.kde.org/plasma/kwin/-/merge_requests/7498

From 3be0acf56938800be682b0150214fcf9cc3da127 Mon Sep 17 00:00:00 2001
From: Vlad Zahorodnii <vlad.zahorodnii@kde.org>
Date: Fri, 11 Apr 2025 14:23:02 +0000
Subject: [PATCH] Disconnect committed signal in X11Window::associate()

It's possible that a new surface can be assigned while the previous
surface is still alive, in which case we want to ignore its committed
signal.


(cherry picked from commit 194cb54eba26e863d5e7c23bda1e2e146f839d9e)

Co-authored-by: Vlad Zahorodnii <vlad.zahorodnii@kde.org>
---
 src/x11window.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/x11window.cpp b/src/x11window.cpp
index ab9410bc7a..218bc76af9 100644
--- a/src/x11window.cpp
+++ b/src/x11window.cpp
@@ -5020,6 +5020,10 @@ void X11Window::updateWindowPixmap()
 
 void X11Window::associate(XwaylandSurfaceV1Interface *shellSurface)
 {
+    if (surface()) {
+        disconnect(surface(), &SurfaceInterface::committed, this, &X11Window::handleCommitted);
+    }
+
     setSurface(shellSurface->surface());
 
     if (surface()->isMapped()) {
-- 
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