[Bug 108710] Since 4.20 kernel Vega 56 hangs when I surf pages in steam client

https://bugs.freedesktop.org/show_bug.cgi?id=108710

--- Comment #5 from mikhail.v.gavrilov@gmail.com --- Alex, unfortunately this patch couldn't help me.

I am not observed messages as in comment 3: [ 1136.956119] amdgpu 0000:0b:00.0: [gfxhub] VMC page fault (src_id:0 ring:171 vmid:2 pasid:32776, for process SOTTR.exe pid 12574 thread SOTTR.exe pid 12574) [ 1136.956122] amdgpu 0000:0b:00.0: in page starting at address 0x00008001802c0000 from 27

but gpu still hung with usual message: [ 390.017999] [drm:amdgpu_job_timedout [amdgpu]] *ERROR* ring sdma1 timeout, signaled seq=58179, emitted seq=58215 [ 390.018001] [drm] GPU recovery disabled.