[Bug 101976] glmark2 random blank or background only screen freeze over mesa3d 17.1 and 17.3 with radeon rx550 AMD POLARIS12

https://bugs.freedesktop.org/show_bug.cgi?id=101976

--- Comment #4 from Pablo Estigarribia pablodav@gmail.com --- maybe this is the error (seen on journal -ab log):

jul 30 20:35:22 bpowerhome kernel: amdgpu 0000:01:00.0: GPU fault detected: 147 0x0c984802 jul 30 20:35:22 bpowerhome kernel: amdgpu 0000:01:00.0: VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x00154D93 jul 30 20:35:22 bpowerhome kernel: amdgpu 0000:01:00.0: VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x08024001 jul 30 20:35:22 bpowerhome kernel: amdgpu 0000:01:00.0: VM fault (0x01, vmid 4) at page 1396115, read from 'TC0' (0x54433000) (36)