Verified 1.1ubuntu1.18.04.7~16.04.2 on Xenial. Installed a few linux packages, marked them auto-installed, ran /etc/kernel/postinst.d/apt-auto-removal , then booted to a old kernel. Apt would have removed it, but u-u did not. (The -34- kernel.)
ubuntu@ubuntu-Standard-PC-i440FX-PIIX-1996:~$ uname -a Linux ubuntu-Standard-PC-i440FX-PIIX-1996 4.15.0-34-generic #37~16.04.1-Ubuntu SMP Tue Aug 28 10:44:06 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux ubuntu@ubuntu-Standard-PC-i440FX-PIIX-1996:~$ yes no | apt autoremove E: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied) E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root? ubuntu@ubuntu-Standard-PC-i440FX-PIIX-1996:~$ yes no | sudo apt autoremove [sudo] password for ubuntu: Reading package lists... Done Building dependency tree Reading state information... Done The following packages will be REMOVED: linux-image-4.15.0-34-generic linux-image-4.15.0-36-generic linux-image-4.15.0-38-generic linux-modules-4.15.0-34-generic linux-modules-4.15.0-36-generic linux-modules-4.15.0-38-generic 0 upgraded, 0 newly installed, 6 to remove and 9 not upgraded. After this operation, 223 MB disk space will be freed. Do you want to continue? [Y/n] Abort. ubuntu@ubuntu-Standard-PC-i440FX-PIIX-1996:~$ sudo unattended-upgrade --dry-run --verbose Initial blacklisted packages: Initial whitelisted packages: Starting unattended upgrades script Allowed origins are: o=Ubuntu,a=xenial, o=Ubuntu,a=xenial-security, o=UbuntuESM,a=xenial Removing unused kernel packages: linux-modules-4.15.0-36-generic linux-image-4.15.0-36-generic linux-modules-4.15.0-38-generic linux-image-4.15.0-38-generic Keeping auto-removable linux-modules-4.15.0-36-generic package(s) because it would also remove the following packages which should be kept in this step: libpam-systemd libsmbclient libsystemd0 libudev1 libwbclient0 samba-libs systemd systemd-sysv udev Packages that were successfully auto-removed: Packages that are kept back: linux-modules-4.15.0-36-generic ubuntu@ubuntu-Standard-PC-i440FX-PIIX-1996:~$ dpkg -l unattended-upgrades | cat Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Architecture Description +++-===================-==========================-============-=========================================== ii unattended-upgrades 1.1ubuntu1.18.04.7~16.04.2 all automatic installation of security upgrades ** Tags removed: verification-needed verification-needed-xenial ** Tags added: verification-done verification-done-xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1615381 Title: apt-get autoremove may remove current kernel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1615381/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
