I have similar issues on Dell Optiplex GX260. Ubuntu 9.10 is fully updated. I have updated Bios from version A05 to A09 - this didn't helped a lot.
lspci -vv shows : 00:02.0 VGA compatible controller: Intel Corporation 82845G/GL[Brookdale-G]/GE Chipset Integrated Graphics Device (rev 01) Subsystem: Dell Device 0126 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0 Interrupt: pin A routed to IRQ 16 Region 0: Memory at e8000000 (32-bit, prefetchable) [size=128M] Region 1: Memory at ff680000 (32-bit, non-prefetchable) [size=512K] Capabilities: <access denied> Kernel driver in use: i915 Kernel modules: i915 I have added in /etc/X11/xorg.conf in section "Device" (don't know if this has any effect) : Option "AccelMethod" "uxa" I have commented out in etc/X11/xorg.conf in section "Module" : # Load "glx" # Load "GLcore" # Load "dri" # Load "v4l" Currently it is working fine. I will report again if there will be any new lockups. I have attached my xorg.conf. ** Attachment added: "xorg.conf file" http://launchpadlibrarian.net/34931598/xorg.conf -- Xorg driver locks up and screen goes blank (black) - i915_gem_retire_work_handler+0x2a/0x70 https://bugs.launchpad.net/bugs/384960 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