Package: unattended-upgrades Version: 0.93.1+nmu1 Severity: normal I'm not able to test 1.9 as this is a production server.
mail from root: Subject [package on hold] unattended-upgrades result for 'host': True Body Unattended upgrade returned: True Packages that were upgraded: Packages with upgradable origin but kept back: base-files Unattended-upgrades log: Initial blacklisted packages: Initial whitelisted packages: Starting unattended upgrades script Allowed origins are: ['origin=Debian', 'origin=Debian Backports'] Package 'base-files' has conffile prompt and needs to be upgraded manually package 'base-files' not upgraded Packages that will be upgraded: % s apt-mark showhold % apt policy base-files base-files: Installed: 9.9+deb9u6 Candidate: 9.9+deb9u7 Version table: 9.9+deb9u7 500 500 https://deb.debian.org/debian stretch/main amd64 Packages *** 9.9+deb9u6 100 100 /var/lib/dpkg/status % grep 2019-01-24 /var/log/unattended-upgrades/unattended-upgrades.log 2019-01-24 06:38:35,022 INFO Initial blacklisted packages: 2019-01-24 06:38:35,022 INFO Initial whitelisted packages: 2019-01-24 06:38:35,022 INFO Starting unattended upgrades script 2019-01-24 06:38:35,023 INFO Allowed origins are: ['origin=Debian', 'origin=Debian Backports'] 2019-01-24 06:38:38,283 WARNING Package 'base-files' has conffile prompt and needs to be upgraded manually 2019-01-24 06:38:39,003 INFO package 'base-files' not upgraded 2019-01-24 06:38:40,268 INFO Packages that will be upgraded: -- System Information: Debian Release: stretch APT prefers stable-updates APT policy: (500, 'stable-updates'), (500, 'stable'), (400, 'proposed-updates') Architecture: amd64 (x86_64) Kernel: Linux 4.9.0-8-amd64 (SMP w/8 CPU cores) Locale: LANG=C.UTF-8, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE=C.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: sysvinit (via /sbin/init) Versions of packages unattended-upgrades depends on: ii apt 1.4.9 ii apt-utils 1.4.9 ii debconf [debconf-2.0] 1.5.61 ii init-system-helpers 1.48 ii lsb-base 9.20161125 ii lsb-release 9.20161125 ii python3 3.5.3-1 ii python3-apt 1.4.0~beta3 ii ucf 3.0036 ii xz-utils 5.2.2-1.2+b1 Versions of packages unattended-upgrades recommends: ii cron [cron-daemon] 3.0pl1-128+deb9u1 Versions of packages unattended-upgrades suggests: pn bsd-mailx <none> ii exim4-daemon-heavy [mail-transport-agent] 4.89-2+deb9u3 ii needrestart 3.3-1~bpo9+1 -- debconf information: * unattended-upgrades/enable_auto_updates: true * unattended-upgrades/origins_pattern: "origin=Debian,codename=${distro_codename},label=Debian-Security";