This is related to kernel 2.6.17 and it's "upstream acpi merges", and also the framebuffer (last script under /etc/acpi/suspend.d/ ). The last script has a line "SHUTUP FRAMEBUFFER" as if someone was frustrated when it was written. Perhaps this can help you (it helped me, on a T60):
https://bugs.launchpad.net/ubuntu/+source/linux-source-2.6.17/+bug/70602 -- IBM X40 Thinkpad fails to suspend/hibernate (edgy with latest updates) https://launchpad.net/bugs/68148 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
