Well, between the new bios, new firmware, and 3.11.3 kernel (whose changelog includes a whole mess of radeon-related fixes) something seems to have fixed this. I haven't had any lock-ups at all in a few days now (and the only suspend-related bug I see now is #1184262 which is entirely unrelated).
** Changed in: linux (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1212041 Title: suspend/resume failure, Dell Inspiron 530 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1212041/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs