mesa-22.3.0-devel + linux-5.19.6 + mediapipe: panfrost js fault

[Chris Ruehl]

On 6/9/2022 20:06, Robin Murphy wrote:
> On 2022-09-04 05:13, Chris Ruehl wrote:
>> Hi,
>>
>> Something you might have a head up for it,
>>
>> have a mediapipe application for POSE which use the T860 GPU for the calculation
>> but the kernel driver report error (js fault) - I see one or 2 calculation 
>> frames on the mat-picture output only before
>> the pipe stop working.
>>
>> Linux bullseye64 5.19.6 #1 SMP PREEMPT Fri Sep 2 02:25:59 UTC 2022 aarch64 
>> GNU/Linux
>>
>> [    5.164415] panfrost ff9a0000.gpu: clock rate = 500000000
>> [    5.169845] panfrost ff9a0000.gpu: [drm:panfrost_devfreq_init [panfrost]] 
>> Failed to register cooling device
>> [    5.169989] panfrost ff9a0000.gpu: mali-t860 id 0x860 major 0x2 minor 0x0 
>> status 0x0
>> [    5.169999] panfrost ff9a0000.gpu: features: 00000000,00000407, issues: 
>> 00000000,24040400
>> [    5.170008] panfrost ff9a0000.gpu: Features: L2:0x07120206 
>> Shader:0x00000000 Tiler:0x00000809 Mem:0x1 MMU:0x00002830 AS:0xff JS:0x7
>> [    5.170017] panfrost ff9a0000.gpu: shader_present=0xf l2_present=0x1
>> [    5.206827] [drm] Initialized panfrost 1.2.0 20180908 for ff9a0000.gpu on 
>> minor 1
>> ...
>> [  162.862064] panfrost ff9a0000.gpu: js fault, js=1, 
>> status=DATA_INVALID_FAULT, head=0xaba7100, tail=0xaba7100
>> [  162.862269] panfrost ff9a0000.gpu: js fault, js=1, 
>> status=DATA_INVALID_FAULT, head=0xa1e0100, tail=0xa1e0100
>>
>> Have a RK3399 customized board and compiled the mesa drivers for it
>>
>> meson $1 . build/ \
>> -D dri-drivers= \
>> -D vulkan-drivers= \
>> -D gallium-drivers=panfrost,kmsro \
>> -D llvm=disabled \
>> -D libunwind=false \
>> -D platforms=x11,wayland
>>
>> glmark2 runs flawless scores 588.
>>
>> Same code run on a x86_64 with an AMD GPU working fine.
>>
>> Anything help fix the bug is welcome.
>
> This is almost certainly a userspace problem, so you're best off raising a 
> Mesa issue with some more details - an apitrace of the failing application 
> and/or PAN_MESA_DEBUG=trace output capturing the offending invalid descriptors 
> would probably be a good starting point.
>
> Robin.

Thanks, I will do this!

-Chris
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