Bug 19194

Summary: [845] GPU hang with EXA on opensuse 11.1
Product: xorg Reporter: lynn <lynn>
Component: Driver/intelAssignee: Carl Worth <cworth>
Status: RESOLVED FIXED QA Contact:
Severity: major    
Priority: medium CC: lynn
Version: unspecifiedKeywords: NEEDINFO
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
Console output from the X server when crashing none

Description lynn 2008-12-19 16:18:10 UTC
openSUSE 11.1 Dell optiplex PIV GX260 (tested on 3 different gx260's with 1Mb framebuffer and 8Mb framebuffer chosen from bios)

X only works with:

Option "NoAccel"

in /etc/xorg.conf Driver section. Without this line X crashes the computer needing a power down to reboot.

This slows the screen down so as to be unacceptable.

is there a workaround to get rid of having to use

Comes from https://bugzilla.novell.com/show_bug.cgi?id=445320
Comment 1 Michael Zapf 2008-12-26 12:13:33 UTC
Created attachment 21497 [details]
Console output from the X server when crashing
Comment 2 Michael Zapf 2008-12-26 12:14:23 UTC
(In reply to comment #1)
> Created an attachment (id=21497) [details]
> Console output from the X server when crashing
> 

Confirming this for my case. I have a Hermes Barebone 845GL, and since updating to OpenSUSE 11.1, the X server crashes without "NoAccel". Setting "ExaNoComposite" as suggested elsewhere does not help. I did not experience any problems up to OpenSUSE 10.2.

lspci reveals:

00:00.0 Host bridge: Intel Corporation 82845G/GL[Brookdale-G]/GE/PE DRAM Controller/Host-Hub Interface (rev 01)
00:02.0 VGA compatible controller: Intel Corporation 82845G/GL[Brookdale-G]/GE Chipset Integrated Graphics Device (rev 01)

Using an external terminal I could capture the log output as submitted above.

Michael
Comment 3 Michael Zapf 2009-01-11 15:51:20 UTC
(In reply to comment #2)

> Confirming this for my case. I have a Hermes Barebone 845GL, and since updating
> to OpenSUSE 11.1, the X server crashes without "NoAccel". Setting
> "ExaNoComposite" as suggested elsewhere does not help. I did not experience any
> problems up to OpenSUSE 10.2.


Setting "AccelMethod" to "XAA" resolved the problem for me.

Michael
Comment 4 Eric Anholt 2009-07-13 12:57:36 UTC
fixed summary, as the crash is just a side effect of the GPU hanging.

If you can reproduce it with UXA on kernel 2.6.30 or newer, and attach intel_gpu_dump output, that may help, though we haven't been doing much about 8xx bugs.
Comment 5 Wang Zhenyu 2009-08-06 01:23:44 UTC
Please test with my patches on bug #23082.
Comment 6 Eric Anholt 2009-10-09 14:35:41 UTC
Feedback timout, and we've fixed a bunch of 8xx bugs since reported.  Please re-open if the problem still exists with the current code.

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