I have attached the output of zgrep pthread /var/log/dpkg.log* to see if it can help.
** Attachment added: "zgrep output" http://librarian.launchpad.net/5852030/pkg.txt -- libc6 update for Edgy fails due to sanity check https://launchpad.net/bugs/81125 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
