Package: live-build Version: 1:20230502 Severity: normal Dear Maintainer,
Building a live image with `lb build` fails towards the end with the following error: P: Begin unmounting /sys... umount: /tmp/sid-image/chroot/sys: target is busy. E: An unexpected failure occurred, exiting... The issue can be reproduced as follows: lb config --distribution sid --updates false --archive-areas 'main non-free-firmware' --bootloaders grub-efi echo live-task-lxde > config/package-lists/desktop.list.chroot lb build --debug
