fsck does work here. I do confirm the confusing error message about not being able to talk to polkit, but fsck does get started (see attached screen shot). How does it look for you?
(Mine is a current vivid amd64 QEMU installation) ** Attachment added: "screenshot (working)" https://bugs.launchpad.net/ubuntu/+source/friendly-recovery/+bug/1438860/+attachment/4362725/+files/friendly-recovery-fsck.png ** Changed in: friendly-recovery (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1438860 Title: Using fsck in Recovery Menu fails To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/friendly-recovery/+bug/1438860/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs