Bug 262941

Summary: crash fix for i965_dri
Product: [Fedora] Fedora Reporter: Sami Farin <hvtaifwkbgefbaei>
Component: mesaAssignee: Adam Jackson <ajax>
Status: CLOSED RAWHIDE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: ajax, xgl-maint
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Last Closed: 2007-09-06 18:45:35 UTC Type: ---
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i965_dri crash fix none

Description Sami Farin 2007-08-29 11:22:58 UTC 
Description of problem:
There has been a long-standing bug in i965_dri,
which can be triggered in e.g. Torcs game.
When this happens, reboot is required to get i965 into sane state (e.g. start Xorg).

Version-Release number of selected component (if applicable):
7.0.1-3

How reproducible:
always

Steps to Reproduce:
1. play game "Torcs"
2.
3.
  
Actual results:
Fatal server error:
lockup
...
Error in I830WaitLpRing(), now is -1529983671, start is -1529985672
pgetbl_ctl: 0x3ef80001 pgetbl_err: 0x40000

Expected results:
enjoying the game

Additional info:
I tried the attached patch[1] and I played Torcs for ten minutes without
crashing.  Earlier it crashed in 10-30 seconds.

Thanks to Haihao Xiang from Intel for fixing the bug.

[1] mesa git commit 410d8f7cdb40889e66f5c6794878ad9a5f572ee7
Comment 1 Sami Farin 2007-08-29 11:22:58 UTC 
Created attachment 178741 [details]
i965_dri crash fix
Comment 2 Adam Jackson 2007-09-06 18:45:35 UTC 
Applied, thanks!  Will be in mesa 7.0.1-5.fc8