As DavidL reported, my partition was zeroed out, and gparted also crashed. Once I ran mkfs.ext3 on it, gparted ran correctly.
-- gparted crash at start: glibmm-ERROR ** https://bugs.launchpad.net/bugs/617885 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
