https://bugs.freedesktop.org/show_bug.cgi?id=99236 --- Comment #2 from Vitaly Ostrosablin --- Created attachment 128721 --> https://bugs.freedesktop.org/attachment.cgi?id=128721&action=edit dmesg output from faulty session Here's my dmesg. From these lines: [ 675.891897] amdgpu 0000:01:00.0: GPU fault detected: 147 0x00004802 [ 675.891899] amdgpu 0000:01:00.0: VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x00000000 [ 675.891900] amdgpu 0000:01:00.0: VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x02048002 [ 675.891902] VM fault (0x02, vmid 1) at page 0, read from 'TC4' (0x54433400) (72) [ 675.892003] amdgpu 0000:01:00.0: GPU fault detected: 147 0x00004802 [ 675.892004] amdgpu 0000:01:00.0: VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x00000000 [ 675.892006] amdgpu 0000:01:00.0: VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x02048002 It's obvious that something went terribly wrong inside AMD GPU. -- You are receiving this mail because: You are the assignee for the bug.