Looks like a duplicate of https://bugs.debian.org/476958 and https://bugs.debian.org/796524, Fixed in 4.86-3.
** Bug watch added: Debian Bug tracker #476958 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=476958 ** Bug watch added: Debian Bug tracker #796524 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=796524 -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to exim4 in Ubuntu. https://bugs.launchpad.net/bugs/1473839 Title: using deleted file /var/log/exim4/mainlog.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/exim4/+bug/1473839/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs