Bug 91667 - Tonga Oopses with uvd + agd5f drm-next-4.3-wip
Summary: Tonga Oopses with uvd + agd5f drm-next-4.3-wip
Status: RESOLVED FIXED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/AMDgpu (show other bugs)
Version: DRI git
Hardware: Other All
: medium normal
Assignee: Default DRI bug account
QA Contact:
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Depends on:
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Reported: 2015-08-17 16:08 UTC by Andy Furniss
Modified: 2016-09-15 18:18 UTC (History)
0 users

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Attachments
Oops 1 (4.01 KB, text/plain)
2015-08-17 16:08 UTC, Andy Furniss
no flags Details
Oops 2 long (175.05 KB, text/plain)
2015-08-17 16:09 UTC, Andy Furniss
no flags Details
Oops 3 - current tree (4.21 KB, text/plain)
2015-08-17 16:10 UTC, Andy Furniss
no flags Details

Description Andy Furniss 2015-08-17 16:08:47 UTC
Created attachment 117730 [details]
Oops 1

Tried the newly updated agd5f drm-next-4.3-wip today and got some oopses with uvd.

These are provoked by repeatedly starting a vid with mpplayer - a known issue, but the change for me on Tonga is getting the Oopses.

On other kernels amdgpu/amd-staging/drm-fixes the same test would provoke a ring 9 lock (rarely ring 0) and a failed reset, which at least would leave me alive enough to get a VT.

I notice GPU stall detection has now been disabled - but testing various 4.3-wips over some weeks I have never got one anyway. Doing something like this test or running valley would just lock the display and log nothing. SysRq worked OK as it still does - just now I get some logging (though not for the one Unigine Valley lock I just provoked).

I am now running mesa/drm mesa/mesa Git Xorg with DRI3 enabled.

While testing I noticed the tree got another update  - retested and still get the same.

The first 2 are from the older tree, the second long as secondary Oopses were provoked.

The third is current.
Comment 1 Andy Furniss 2015-08-17 16:09:27 UTC
Created attachment 117731 [details]
Oops 2 long
Comment 2 Andy Furniss 2015-08-17 16:10:09 UTC
Created attachment 117732 [details]
Oops 3 - current tree
Comment 3 Andy Furniss 2016-09-15 18:18:06 UTC
Not reproducible with current kernels.


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