Bug 72903

Summary: [SNB/IVB/HSW/BYT/BDW Regression]igt/gem_ctx_exec/basic fails
Product: DRI Reporter: lu hua <huax.lu>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: CLOSED FIXED QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: major    
Priority: high CC: intel-gfx-bugs
Version: unspecified   
Hardware: All   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:

Description lu hua 2013-12-20 08:46:35 UTC 
System Environment:
--------------------------
Platform: Sandybridge/Ivybridge/Haswell
Kernel:  (drm-intel-nightly)074fdf374fa296c16a7449b9d2d4ad6ff73c0c8d

Bug detailed description:
-------------------------
It fails on Sandybridge/Ivybridge/Haswell with ppgtt and nightly branch. It works well on -fixes and -queued kernel.

The latest good commit: 02905525c3310ba673676f8041d0ff6be4da0e24 
The latest bad commit: a7c1d426ef335ccfb6bd567a3f616fa232418fa2 

output:
IGT-Version: 1.5-g2a71bff (x86_64) (Linux: 3.13.0-rc4_drm-intel-nightly_074fdf_20131219+ x86_64)
Test assertion failure function __real_main169, file gem_ctx_exec.c:192:
Last errno: 2, No such file or directory
Failed assertion: exec(fd, handle, I915_EXEC_RENDER, ctx_id) < 0
Subtest basic: FAIL

Reproduce steps:
----------------------------
1. ./gem_ctx_exec --run-subtest basic
Comment 1 Ben Widawsky 2013-12-22 20:02:43 UTC 
Can you please bisect?
Comment 2 Ben Widawsky 2013-12-22 20:55:47 UTC 
Please test:
https://patchwork.kernel.org/patch/3394461/
Comment 3 lu hua 2013-12-23 06:31:53 UTC 
(In reply to comment #2)
> Please test:
> https://patchwork.kernel.org/patch/3394461/

Fixed by this patch.
Comment 4 lu hua 2013-12-26 06:25:27 UTC 
It also fails on BYT and BDW.
Comment 5 Daniel Vetter 2014-01-10 08:36:44 UTC 
Should be fixed now with latest topic/ppgtt. Please confirm.
Comment 6 lu hua 2014-01-13 03:14:29 UTC 
Verified.Fixed.
Comment 7 Elizabeth 2017-10-06 14:40:54 UTC 
Closing old verified.

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