patch 9.0.1416: crash when collection is modified when using filter() Commit: https://github.com/vim/vim/commit/e6d40dcdc7227594935d2db01eca29f0e575dcee Author: Ernie Rael <errael@raelity.com> Date: Sun Mar 19 21:23:38 2023 +0000 patch 9.0.1416: crash when collection is modified when using filter() Problem: Crash when collection is modified when using filter(). Solution: Lock the list/dict/blob. (Ernie Rael, closes https://github.com/vim/vim/issues/12183)

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service