I have this problem as well on Lenovo T400. The suspend-freeze does not happen every time but somewhere in the region of 30%-50% of the cases.
Please let me know if I can assist you in any way in tracking this bug down. -- fails to suspend on Lenovo t400 laptop https://bugs.launchpad.net/bugs/550479 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