Is it possible to work around the lock?

I ran into the same issue, when I tried running clpeak (
https://github.com/krrishnarraj/clpeak ) on kernel 4.4.0-rc7 with current
mesa-git and an R9 380X.

kernel: amdgpu 0000:01:00.0: IH ring buffer overflow (0x000C01D0, 0x00000B40,
0x000001E0)
kernel: amdgpu 0000:01:00.0: GPU fault detected: 147 0x05f88802
kernel: amdgpu 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x0004009C
kernel: amdgpu 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x0A088002
kernel: VM fault (0x02, vmid 5) at page 262300, read from 'TC9' (0x54433900)
(136)