It's the gcc that gets installed as a (transitive) dependency to virtualbox-dkms.
Yes, I tried purging everything. Maybe secure boot is a problem? (But in this case I'd expect a meaningful error message.) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1781238 Title: package virtualbox-dkms 5.2.10-dfsg-6ubuntu18.04.1 failed to install/upgrade: installed virtualbox-dkms package post-installation script subprocess was killed by signal (Killed) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1781238/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs