this bug being marked as "grave" prevents installation of timeshift packages on some debian systems. please lower the severity of this bug report. I am not even sure what causes apt-listbugs to block this
The following NEW packages will be installed: btrfs-progs libgee-0.8-2 libgnomekbd-common libgnomekbd8 libxapp1 pi-apps-9c59d247 timeshift xapps-common 0 upgraded, 8 newly installed, 0 to remove and 0 not upgraded. After this operation, 10.1 MB of additional disk space will be used. Get:1 file:/tmp/pi-apps-local-packages ./ timeshift 23.07.1 [570 kB] Get:2 /home/pi/pi-apps-9c59d247.deb pi-apps-9c59d247 all 1.0 [752 B] Get:3 http://deb.debian.org/debian bullseye/main arm64 btrfs-progs arm64 5.10.1-2 [677 kB] Get:4 http://deb.debian.org/debian bullseye/main arm64 libgee-0.8-2 arm64 0.20.4-1 [215 kB] Get:5 http://deb.debian.org/debian bullseye/main arm64 libgnomekbd-common all 3.26.1-1 [77.2 kB] Get:6 http://deb.debian.org/debian bullseye/main arm64 libgnomekbd8 arm64 3.26.1-1 [45.4 kB] Get:7 http://deb.debian.org/debian bullseye/main arm64 xapps-common all 2.0.7-1 [49.9 kB] Get:8 http://deb.debian.org/debian bullseye/main arm64 libxapp1 arm64 2.0.7-1 [84.5 kB] grave bugs of timeshift (→ 23.07.1) <Outstanding> b1 - #1056608 - timeshift: Timeshift cant restore RSYNC snapshots if your system installed on BTRFS with wrong subvolume Summary: timeshift(1 bug) timeshift will be pinned. Restart APT session to enable ********************************************************************** ****** Exiting with an error in order to stop the installation. ****** ********************************************************************** Fetched 1,150 kB in 0s (2,332 kB/s) E: Sub-process /usr/bin/apt-listbugs apt returned an error code (10) E: Failure running script /usr/bin/apt-listbugs apt Apt finished. Failed to install the packages! APT reported these errors: E: Sub-process /usr/bin/apt-listbugs apt returned an error code (10) E: Failure running script /usr/bin/apt-listbugs apt