I've got the same problem. pm-suspend is ok on 3.2.0-32-generic, but breaks on Linux 3.5.0-18-generic. I'll try to make some tests too. Here is my dmesg for broken pm-suspend.
** Attachment added: "dmesg.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1069707/+attachment/3420099/+files/dmesg.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1069707 Title: Suspend doesn't work after dist-upgrade to Quantal 12.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1069707/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
