Package: docker.io Version: 18.09.1+dfsg1-5+b10 Severity: important Docker does not work out of the box.
$ sudo docker run -it debian /bin/bash docker: Error response from daemon: unable to find "systemd" in controller set: unknown. Workaround: do this once manually: $ sudo mount -t cgroup -o none,name=systemd cgroup /sys/fs/cgroup/systemd -- System Information: Debian Release: buster/sid APT prefers unstable-debug APT policy: (500, 'unstable-debug'), (500, 'buildd-unstable'), (500, 'unstable'), (1, 'experimental') Architecture: amd64 (x86_64) Kernel: Linux 4.18.0-2-amd64 (SMP w/8 CPU cores) Kernel taint flags: TAINT_FIRMWARE_WORKAROUND Locale: LANG=C, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=C (charmap=UTF-8) Shell: /bin/sh linked to /bin/lksh Init: sysvinit (via /sbin/init) Versions of packages docker.io depends on: ii adduser 3.118 ii iptables 1.8.2-4 ii libc6 2.28-8 ii libdevmapper1.02.1 2:1.02.155-2 ii libltdl7 2.4.6-10 ii libnspr4 2:4.20-1 ii libnss3 2:3.42.1-1 ii libseccomp2 2.3.3-4 ii libsystemd0 241-2 ii lsb-base 10.2019031300 ii runc 1.0.0~rc6+dfsg1-3 ii tini 0.18.0-1 Versions of packages docker.io recommends: ii ca-bundle [ca-certificates] 20181220tarent1 pn cgroupfs-mount <none> ii git 1:2.20.1-2 pn needrestart <none> ii xz-utils 5.2.4-1 Versions of packages docker.io suggests: pn aufs-tools <none> pn btrfs-progs <none> ii debootstrap 1.0.114 pn docker-doc <none> ii e2fsprogs 1.45.0-1 pn rinse <none> pn xfsprogs <none> pn zfs-fuse | zfsutils <none> -- no debconf information