After Vega 56/64 GPU hang I unable reboot system

[StDenis, Tom]

Hi Mike,

This might be an issue better suited for our llvm team since umr just 
uses llvm-dev to access the diassembly code.

I'll make sure the key folk are aware.

Cheers,
Tom


On 2019-01-10 10:22 a.m., Mikhail Gavrilov wrote:
> On Thu, 10 Jan 2019 at 00:36, Mikhail Gavrilov
> <mikhail.v.gavrilov at gmail.com> wrote:
>>
>> All new one logs attached here.
>>
>> Thanks.
>>
>> P.S. This time I had to terminate command `./umr -O verbose,follow -R
>> gfx[.] > gfx.log 2>&1` cause it tried to write log infinitely.
>> I also had to terminate command `./umr -O verbose,follow -R gfx[.] >
>> gfx.log 2>&1` cause it stuck for a long time.
>>
>>
> 
> It became clear why umr stuck at the gfx dump. I ran umr under gdb and
> I got  a segfault at a moment when umr was stuck earlier.
> Tom, are you here? Can you look attached backtrace?
> 
> 
> --
> Best Regards,
> Mike Gavrilov.
>