Package: docker Version: 1.5-2 Severity: normal Setup: debian buster upgraded to bullseye using apt dist-upgrade In buster i had few docker containers running without issues. Upgraded to bullseye - and docker refuses to start:
dockerd[42547]: Error starting daemon: Devices cgroup isn't mounted Turns out that i should manually install "cgroupfs-mount" package, then it mounts cgroup and then docker can start. I think, that docker should suggest this package, if not depend on it (else dockerd won't start and docker will be useless). Currently suggested packages by docker: # apt-rdepends -s Suggests docker Reading package lists... Done Building dependency tree... Done Reading state information... Done docker wmdocker libc6 Suggests: debconf Suggests: debconf-2.0 Suggests: glibc-doc Suggests: libc-l10n Suggests: locales libcrypt1 libgcc-s1 gcc-10-base libglib2.0-0 libffi7 libmount1 libblkid1 libselinux1 libpcre2-8-0 libpcre3 zlib1g libx11-6 libx11-data libxcb1 libxau6 libxdmcp6 libbsd0 libmd0 -- System Information: Debian Release: 11.0 APT prefers stable APT policy: (700, 'stable'), (500, 'stable-security') Architecture: amd64 (x86_64) Versions of packages docker depends on: ii wmdocker 1.5-2 docker recommends no packages. docker suggests no packages. -- no debconf information