From 52765ca1e3d7a421ed87c2ba3b9d8b86c6a6e738 Mon Sep 17 00:00:00 2001
From: "CanbiZ (MickLesk)" <47820557+MickLesk@users.noreply.github.com>
Date: Mon, 27 Apr 2026 15:44:55 +0200
Subject: [PATCH] Update build.func

---
 misc/build.func | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/misc/build.func b/misc/build.func
index fcfc8675..02dab6d8 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -6178,6 +6178,19 @@ create_lxc_container() {
     exit 216
   }
 
+  # Workaround for util-linux >= 2.40.3 agetty bug that leaks CSI 6n cursor
+  # position responses ("R;80R") into the login prompt on the noVNC tty console.
+  # Affects Fedora 43+, Arch (rolling), Rocky/Alma 10+, openSUSE Tumbleweed.
+  # Switching to /dev/console avoids the broken pty path entirely.
+  # See: https://forum.proxmox.com/threads/178350/ (util-linux commit 7b90601f)
+  case "$var_os" in
+  fedora | rocky | almalinux | centos | openeuler | opensuse | archlinux)
+    if ! grep -q '^cmode:' "/etc/pve/lxc/$CTID.conf"; then
+      echo "cmode: console" >>"/etc/pve/lxc/$CTID.conf"
+    fi
+    ;;
+  esac
+
   msg_ok "LXC Container ${BL}$CTID${CL} ${GN}was successfully created."
 }