https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #13 from Alexandre Demers ---
(In reply to Nicolai Hähnle from comment #12)
> Fixed in LLVM r272761.
Thank you, I'll test it later today.
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https://bugs.freedesktop.org/show_bug.cgi?id=96360
Nicolai Hähnle changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #11 from Nicolai Hähnle ---
Created attachment 124514
--> https://bugs.freedesktop.org/attachment.cgi?id=124514&action=edit
preliminary patch
Problem understood - we're generating bad shader code - though I still need to
double-ch
https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #10 from Nicolai Hähnle ---
No, thank you. I can reproduce this on a Verde, so it does seem to be
SI-specific (perhaps also CI) or perhaps a radeon vs. amdgpu issue.
I've seen a VM fault even with GALLIUM_DDEBUG=800 (i.e. frequent f
https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #9 from Alexandre Demers ---
(In reply to Nicolai Hähnle from comment #7)
> Thanks! No VM faults here on Tonga, so this may be specific to SI. Do you
> get VM faults in dmesg when you play the trace back on your system?
Anything I c
https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #8 from Alexandre Demers ---
(In reply to Nicolai Hähnle from comment #7)
> Thanks! No VM faults here on Tonga, so this may be specific to SI. Do you
> get VM faults in dmesg when you play the trace back on your system?
Yes it does,
https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #7 from Nicolai Hähnle ---
Thanks! No VM faults here on Tonga, so this may be specific to SI. Do you get
VM faults in dmesg when you play the trace back on your system?
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https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #6 from Alexandre Demers ---
And here is the trace that you can download from Google Drive (I hope it works
correctly):
https://drive.google.com/open?id=0Bw_tZdWsNa4BV0VKMGVaeFBDaEE
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https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #5 from Nicolai Hähnle ---
Thanks, that would be much appreciated. Most people tend to use Google Drive -
I've downloaded GB-sized traces from there.
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https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #4 from Alexandre Demers ---
(In reply to Nicolai Hähnle from comment #3)
> Can you provide an apitrace that reproduces the VM faults?
I'll do that later. However, it may end up as a big apitrace since it takes a
lot of time before
https://bugs.freedesktop.org/show_bug.cgi?id=96360
--- Comment #3 from Nicolai Hähnle ---
Can you provide an apitrace that reproduces the VM faults?
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--- Comment #2 from Alexandre Demers ---
Still a problem with today's latest mesa and kernel 4.7-rc2.
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Alexandre Demers changed:
What|Removed |Added
Summary|[bisected] VM fault with|[bisected: 3d02b7] VM fault
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