I believe this is fixed since then. Please reopen if you still observe the issue.
** Changed in: unattended-upgrades (Ubuntu) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to unattended-upgrades in Ubuntu. https://bugs.launchpad.net/bugs/1733142 Title: unattended-upgrades 0.90ubuntu0.8 spit ERROR: os.close(4): [Errno 9] Bad file descriptor Status in unattended-upgrades package in Ubuntu: Fix Released Bug description: Description: unattended-upgrades could execute its task successfully, but gives the error message during the task. $ lsb_release -a Description: Ubuntu 16.04.3 LTS Codename: xenial $ uname -a Linux 4.4.0-98-generic #121-Ubuntu SMP Tue Oct 10 14:24:03 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux dpkg -l unattended-upgrades Version: 0.90ubuntu0.8 Reduplication procedure: * Available packages for unattended-upgrades to upgrade * sudo unattended-upgrades * Wait for unattended-upgrades to finish its task * check the console message: ... ... marking libmircommon5 for remove Packages that are auto removed: 'libmircommon5' ERROR: os.close(4): [Errno 9] Bad file descriptor ERROR: os.close(5): [Errno 9] Bad file descriptor ERROR: os.close(6): [Errno 9] Bad file descriptor ERROR: os.close(150): [Errno 9] Bad file descriptor Sometimes the os.close error is: Writing dpkg log to '/var/log/unattended-upgrades/unattended-upgrades-dpkg.log' ERROR: os.close(4): [Errno 9] Bad file descriptor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unattended-upgrades/+bug/1733142/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp