[945GM] Xorg freeze

Bug #599149 reported by Stuart Read
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
xserver-xorg-video-intel (Ubuntu)
Expired
Undecided
Unassigned

Bug Description

Binary package hint: xorg

X completely freezes, lots of dense info in dmesg. Happy to help troubleshoot, but I'm unsure of the trigger. It only started about a month ago, so could be due to a 10.04 update. Note that computer is still functional from ssh, but keyboard/mouse/display are all not.

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: xorg 1:7.5+5ubuntu1
ProcVersionSignature: Ubuntu 2.6.32-22.36-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-22-generic i686
Architecture: i386
Date: Sun Jun 27 17:50:21 2010
DkmsStatus: Error: [Errno 2] No such file or directory
MachineType: Apple Inc. Macmini2,1
ProcCmdLine: root=UUID=9f58c6af-e067-4ae4-b47f-543a9db572fd ro splash quiet
ProcEnviron:
 LANGUAGE=en_CA:en
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
SourcePackage: xorg
Symptom: display
Title: Xorg freeze
dmi.bios.date: 06/28/07
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MM21.88Z.009A.B00.0706281359
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: Mac-F4208EAA
dmi.board.vendor: Apple Inc.
dmi.board.version: PVT
dmi.chassis.asset.tag: Asset Tag
dmi.chassis.type: 4
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-F4208EAA
dmi.modalias: dmi:bvnAppleInc.:bvrMM21.88Z.009A.B00.0706281359:bd06/28/07:svnAppleInc.:pnMacmini2,1:pvr1.0:rvnAppleInc.:rnMac-F4208EAA:rvrPVT:cvnAppleInc.:ct4:cvrMac-F4208EAA:
dmi.product.name: Macmini2,1
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.
system:
 distro: Ubuntu
 codename: lucid
 architecture: i686
 kernel: 2.6.32-22-generic

Revision history for this message
Stuart Read (sread) wrote :
Bryce Harrington (bryce)
affects: xorg (Ubuntu) → xserver-xorg-video-intel (Ubuntu)
Geir Ove Myhr (gomyhr)
summary: - Xorg freeze Intel 945GM
+ [945GM] Xorg freeze
Revision history for this message
Geir Ove Myhr (gomyhr) wrote :

There has been some progress upstream with respect to GPU hangs after Lucid was released. We would like to find out if this is one of those bugs or if it is still present in the latest code. In the former case we may test patches and see if it is possible to find one or more that fixes the problem. In the latter case, we will report the problem to the intel developers.

In order to test the newer code, please add the xorg-edgers PPA [1] and the newest 2.6.35-rcX mainline kernel from [2] (see also [3]). Note that since this is very recent code it may contain other bugs. Install the package ppa-purge from xorg-edgers PPA to remove it again with the command `sudo ppa-purge -p xorg-edgers`.

If the computer still freezes with the newest code, please install the openssh-server package which enables ssh login. Add the kernel parameter drm.debug=0x02 [4]. When the computer freezes, ssh in from another computer and run the following commands (copy and paste if you want):
datestr=$(date +%Y%m%d)
mkdir dri_debug-$datestr
cd dri_debug-$datestr
intel_error_decode >intel_error_decode.txt
dmesg > dmesg.txt
cp /var/log/Xorg.0.log .

Then attach the files in dri_debug_2010MMDD (where MM and DD are month and date) to this bug report.

In Maverick we will hopefully start generating bug reports with this information automatically soon. There is some general information about this kind of bugs at [5].

[1]: https://launchpad.net/~xorg-edgers/+archive/ppa
[2]: http://kernel.ubuntu.com/~kernel-ppa/mainline/?C=M;O=D
[3]: https://wiki.ubuntu.com/KernelTeam/MainlineBuilds
[4]: You can bring up the boot menu by holding shift during boot. Select the kernel and press 'e' to edit the kernel command line and Ctrl+X to boot with that command line. Another way is to add it in /etc/default/grub, add it to GRUB_CMDLINE_LINUX_DEFAULT and run `sudo update grub`.
[5]: https://wiki.ubuntu.com/X/Troubleshooting/Freeze

Changed in xserver-xorg-video-intel (Ubuntu):
status: New → Incomplete
Revision history for this message
Stuart Read (sread) wrote :

Hi, I installed the xorg-edgers ppa and the 2.6.35-rc3 kernel from the link you provided. Unfortunately, I can't troubleshoot the initial bug as now the screen just flashes a square white/grey box (looks like 4:3 on my 16:10 monitor). Switching to vt1 gives a black screen. I can still log in via ssh, so not all is lost. Should I submit a new bug for this behaviour?

Revision history for this message
Stuart Read (sread) wrote :

Okay, I updated the computer today and X is working again. I'll keep using it and update in a week (or sooner if the freeze occurs).

Revision history for this message
Stuart Read (sread) wrote :

It's been 10 days of occasional use, and no sign of the freeze. So it seems likely that this is fixed in the latest stuff. So what's next? Troubleshoot the Lucid freeze?

Revision history for this message
Launchpad Janitor (janitor) wrote :

[Expired for xserver-xorg-video-intel (Ubuntu) because there has been no activity for 60 days.]

Changed in xserver-xorg-video-intel (Ubuntu):
status: Incomplete → Expired
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