between commits d7d170a8e357 and 22051d9c4a57 begins issue page allocation failure in gnome-shell process

[Mikhail Gavrilov]

Is anyone here? Is everyone so busy what is wrong?
RC2 is still affected by this issue and unusable for every day because
opening a video in totem player cause DE a hang with a lot of
messages:

[ 1072.283518] amdgpu 0000:0b:00.0: [gfxhub] retry page fault
(src_id:0 ring:0 vmid:3 pasid:32769, for process gnome-shell pid 1948
thread gnome-shel:cs0 pid 1983)
[ 1072.283530] amdgpu 0000:0b:00.0:   in page starting at address
0x00000001c3385000 from 27
[ 1072.283533] amdgpu 0000:0b:00.0: VM_L2_PROTECTION_FAULT_STATUS:0x00301031
[ 1072.283539] amdgpu 0000:0b:00.0: [gfxhub] retry page fault
(src_id:0 ring:0 vmid:3 pasid:32769, for process gnome-shell pid 1948
thread gnome-shel:cs0 pid 1983)
[ 1072.283541] amdgpu 0000:0b:00.0:   in page starting at address
0x00000001c3389000 from 27
[ 1072.283543] amdgpu 0000:0b:00.0: VM_L2_PROTECTION_FAULT_STATUS:0x00301031
[ 1072.283548] amdgpu 0000:0b:00.0: [gfxhub] retry page fault
(src_id:0 ring:0 vmid:3 pasid:32769, for process gnome-shell pid 1948
thread gnome-shel:cs0 pid 1983)
[ 1072.283551] amdgpu 0000:0b:00.0:   in page starting at address
0x00000001c3387000 from 27
[ 1072.283552] amdgpu 0000:0b:00.0: VM_L2_PROTECTION_FAULT_STATUS:0x00301031
[ 1072.283557] amdgpu 0000:0b:00.0: [gfxhub] retry page fault
(src_id:0 ring:0 vmid:3 pasid:32769, for process gnome-shell pid 1948
thread gnome-shel:cs0 pid 1983)
[ 1072.283559] amdgpu 0000:0b:00.0:   in page starting at address
0x00000001c3388000 from 27
[ 1072.283560] amdgpu 0000:0b:00.0: VM_L2_PROTECTION_FAULT_STATUS:0x00301031
[ 1072.283565] amdgpu 0000:0b:00.0: [gfxhub] retry page fault
(src_id:0 ring:0 vmid:3 pasid:32769, for process gnome-shell pid 1948
thread gnome-shel:cs0 pid 1983)
[ 1072.283566] amdgpu 0000:0b:00.0:   in page starting at address
0x00000001c338c000 from 27
[ 1072.283568] amdgpu 0000:0b:00.0: VM_L2_PROTECTION_FAULT_STATUS:0x00301031

All Vega GPU is affected: Vega 56, Vega 64, Radeon VII

--
Best Regards,
Mike Gavrilov.