Bug 88445 - [BYT/BSW]igt/gem_pread_after_blit/default-hang causes *ERROR* Timed out: waiting for media to ack
Summary: [BYT/BSW]igt/gem_pread_after_blit/default-hang causes *ERROR* Timed out: wait...
Status: CLOSED FIXED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: unspecified
Hardware: All Linux (All)
: medium normal
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-01-15 06:58 UTC by lu hua
Modified: 2017-10-06 14:32 UTC (History)
1 user (show)

See Also:
i915 platform:
i915 features:

Attachments
dmesg (124.87 KB, text/plain)
2015-01-15 06:58 UTC, lu hua 		no flags Details
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Description lu hua 2015-01-15 06:58:58 UTC 
Created attachment 112271 [details]
dmesg

==System Environment==
--------------------------
Regression: new case

Non-working platforms:  BSW

==kernel==
--------------------------
drm-intel-nightly/95cce4b4c5f3ecaf9c1c01d42f670da2748fcffb
commit 95cce4b4c5f3ecaf9c1c01d42f670da2748fcffb
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Wed Jan 14 20:58:31 2015 +0100

    drm-intel-nightly: 2015y-01m-14d-19h-58m-09s UTC integration manifest

==Bug detailed description==
-----------------------------
It causes <3>[   86.767786] [drm:chv_read32 [i915]] *ERROR* Timed out: waiting for media to ack.
igt/gem_pread_after_blit/snooped-hang also has this error.

output:
root@x-bsw08:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./gem_pread_after_blit --run-subtest default-hang
IGT-Version: 1.9-g5fb26d1 (x86_64) (Linux: 3.19.0-rc3_drm-intel-nightly_0056b6_20150109+ x86_64)
Subtest default-hang: SUCCESS (56.270s)

==Reproduce steps==
---------------------------- 
1. ./gem_pread_after_blit --run-subtest default-hang
Comment 1 Jesse Barnes 2015-04-02 18:07:56 UTC 
Not seeing this here, hopefully fixed.
Comment 2 ye.tian 2015-04-03 06:32:38 UTC 
Verifiled it on the latest nightly kernel(333cf6).

IGT-Version: 1.10-ge8457ed (x86_64) (Linux: 4.0.0-rc6_drm-intel-nightly_333cf6_20150403+ x86_64)
Comment 3 Elizabeth 2017-10-06 14:32:14 UTC 
Closing old verified.

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