For what it is worth I have the same Problem 64-bit Ubuntu 9.10 fresh install (No non open source drivers ) Compiz enabled..
Here is the output from lspci: 00:02.0 VGA compatible controller: Intel Corporation 82G33/G31 Express Integrated Graphics Controller (rev 02) Subsystem: Hewlett-Packard Company Device 2a69 Flags: bus master, fast devsel, latency 0, IRQ 24 Memory at fea00000 (32-bit, non-prefetchable) [size=512K] I/O ports at cc00 [size=8] Memory at d0000000 (32-bit, prefetchable) [size=256M] Memory at fe900000 (32-bit, non-prefetchable) [size=1M] Capabilities: [90] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable+ Capabilities: [d0] Power Management version 2 Kernel driver in use: i915 Kernel modules: i915 -- Display won't wake up https://bugs.launchpad.net/bugs/468367 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