Actually, it seems to me that the following fix resolves the issue. shadow (1:4.1.5.1-1.1ubuntu4) vivid; urgency=medium
* debian/patches/1020_fix_user_busy_errors: - libmisc/user_busy.c: Call sub_uid_close in all error cases, otherwise code that later opens it as RW fails obscurely. (LP: #1436937) -- William Grant <wgr...@ubuntu.com> Mon, 20 Apr 2015 18:41:47 +0100 (vivid-amd64)root@impulse:/home/bdmurray# apt-get install passwd Reading package lists... Done Building dependency tree Reading state information... Done The following packages will be upgraded: passwd 1 upgraded, 0 newly installed, 0 to remove and 60 not upgraded. Need to get 760 kB of archives. After this operation, 0 B of additional disk space will be used. Get:1 http://archive.ubuntu.com/ubuntu/ vivid-proposed/main passwd amd64 1:4.1.5.1-1.1ubuntu4 [760 kB] Fetched 760 kB in 6s (117 kB/s) (Reading database ... 14236 files and directories currently installed.) Preparing to unpack .../passwd_1%3a4.1.5.1-1.1ubuntu4_amd64.deb ... Unpacking passwd (1:4.1.5.1-1.1ubuntu4) over (1:4.1.5.1-1.1ubuntu3) ... (vivid-amd64)root@impulse:/home/bdmurray# su test (vivid-amd64)test@impulse:/home/bdmurray$ sudo userdel -rf test sudo: unable to resolve host impulse userdel: user test is currently used by process 32256 userdel: test mail spool (/var/mail/test) not found (vivid-amd64)test@impulse:/home/bdmurray$ exit su: User not known to the underlying authentication module (vivid-amd64)root@impulse:/home/bdmurray# su test No passwd entry for user 'test' ** Changed in: shadow (Ubuntu) Status: Invalid => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1342875 Title: Unable to delete currently logged in user To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/shadow/+bug/1342875/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs