[amd-gfx] AMD Carrizo - GPU fault detected: 146 0x0842b714

[Mads]

On 2016-06-20 20:36, Mads wrote:

>> Unfortunately there seems to be a line in your dmesg that the 
>> Mesa-internal parser didn't understand - that's what the Assertion 
>> message is about, and it's why you don't see any dump files. I've 
>> updated the branch at 
>> https://cgit.freedesktop.org/~nh/mesa/log/?h=debug-dma with a patch to 
>> work around this. Please retry with that one.
>> 
>> Also, please make sure that your X server really uses the manually 
>> built version of radeonsi_dri.so and has R600_DEBUG=check_vm set. That 
>> assertion should have taken down your X server before you even had a 
>> chance to start dolphin.
> 
> It did, you can see in the log that it says "Killed"
> 
> I ran dolphin from ssh, that's why I could show you the log.
> 
> Building mesa again with the patch now, will report back :)
> 

There!

> $ XAUTHORITY=.Xauthority DISPLAY=:0 LIBGL_DEBUG=verbose dolphin
> libGL: pci id for fd 9: 1002:9874, driver radeonsi
> libGL: OpenDriver: trying /usr/lib64/dri/tls/radeonsi_dri.so
> libGL: OpenDriver: trying /usr/lib64/dri/radeonsi_dri.so
> si_vm_fault_occured: failed to parse line '                Either 
> enable ECC checking or force module loading by setting 
> 'ecc_enable_override'.
'
> libGL: Using DRI3 for screen 0
> Trying to convert empty KLocalizedString to QString.
> Cannot creat accessible child interface for object:  
> PlacesView(0x189f230)  index:  5
> QPixmap::scaled: Pixmap is a null pixmap
> QPixmap::scaled: Pixmap is a null pixmap

That line it can't parse is from the built-in CONFIG_EDAC_AMD64, if 
that's interesting...

And, X didn't crash, but plasmashell did! Attaching the ddebug_dump from 
it (the same kind of protection bug and corruption appeared).

- Mads
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