I encountered this with libfl-dev. The cause is apparently a symlink loop:
lrwxrwxrwx 1 root root 27 Feb 28 2016 /usr/share/doc/libfl- dev/NEWS.Debian.gz -> ../libfl-dev/NEWS.Debian.gz -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1522563 Title: hangs on packages libfm4 and libfm-extra4 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/debsums/+bug/1522563/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
