Debian doesn't do upstart yet I believe. Since upstart is the only process left which keeps references to the old libc, that's probably causing the issue. There is no apparent and proper way to restart upstart after a libc upgrade.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/672177 Title: libc6 upgrade causes umount to fail on shutdown -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
