Comment 4 for bug 1852865

Unfortunately no improvement.

I would say even worse, because I could not get a VT, so it needed a hard shutdown, after opening a something in `foliate`, Only thing working the mouse.

With old kernel at least (after a time) I could open up a VT, to close and reboot.

uname -a
Linux desk 5.4.0-050400rc8-generic #201911171930 SMP Mon Nov 18 00:33:15 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

89.533687] [drm:amdgpu_dm_commit_planes.constprop.0 [amdgpu]] *ERROR* Waiting for fences timed out!
kernel: [ 94.397626] gmc_v9_0_process_interrupt: 111 callbacks suppressed
kernel: [ 94.397633] amdgpu 0000:09:00.0: [gfxhub0] no-retry page fault (src_id:0 ring:24 vmid:3 pasid:32769, for process Xorg pid 2272 thread Xorg:cs0 pid 2275)
kernel: [ 94.397638] amdgpu 0000:09:00.0: in page starting at address 0x0000000117d00000 from client 27
kernel: [ 94.397641] amdgpu 0000:09:00.0: VM_L2_PROTECTION_FAULT_STATUS:0x00301031
kernel: [ 94.397643] amdgpu 0000:09:00.0: MORE_FAULTS: 0x1
kernel: [ 94.397646] amdgpu 0000:09:00.0: WALKER_ERROR: 0x0
kernel: [ 94.397648] amdgpu 0000:09:00.0: PERMISSION_FAULTS: 0x3
kernel: [ 94.397650] amdgpu 0000:09:00.0: MAPPING_ERROR: 0x0
kernel: [ 94.397651] amdgpu 0000:09:00.0: RW: 0x0
kernel: [ 94.397662] amdgpu 0000:09:00.0: [gfxhub0] no-retry page fault (src_id:0 ring:24 vmid:3 pasid:32769, for process Xorg pid 2272 thread Xorg:cs0 pid 2275)
kernel: [ 94.397664] amdgpu 0000:09:00.0: in page starting at address 0x0000000117d00000 from client 27
kernel: [ 94.397666] amdgpu 0000:09:00.0: VM_L2_PROTECTION_FAULT_STATUS:0x00301031
kernel: [ 94.397668] amdgpu 0000:09:00.0: MORE_FAULTS: 0x1
kernel: [ 94.397670] amdgpu 0000:09:00.0: WALKER_ERROR: 0x0
kernel: [ 94.397672] amdgpu 0000:09:00.0: PERMISSION_FAULTS: 0x3
kernel: [ 94.397674] amdgpu 0000:09:00.0: MAPPING_ERROR: 0x0
kernel: [ 94.397676] amdgpu 0000:09:00.0: RW: 0x0