Rudder

Removing rudder-agent (8.0.0~alpha2~git202307270211-ubuntu22.04) ...

Usage:
 kill [options] <pid> [...]

Options:
 <pid> [...]            send signal to every <pid> listed
 -<signal>, -s, --signal <signal>
                        specify the <signal> to be sent
 -q, --queue <value>    integer value to be sent with the signal
 -l, --list=[<signal>]  list all signal names, or convert one to a name
 -L, --table            list all signal names in a nice table

 -h, --help     display this help and exit
 -V, --version  output version information and exit

For more details see kill(1).
dpkg: error processing package rudder-agent (--remove):
 installed rudder-agent package post-removal script subprocess returned error exit status 123
dpkg: too many errors, stopping

seen on 8.0