[Bug 94012] Tonga OpenCL clpeak vm faults

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94012

            Bug ID: 94012
           Summary: Tonga OpenCL clpeak vm faults
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/AMDgpu
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: adf.lists at gmail.com

Created attachment 121540
  --> https://bugs.freedesktop.org/attachment.cgi?id=121540&action=edit
vm debug

R9285 llvm,mesa,libclc yesterdays gits.

No ideea if this is a regression as I've only just noticed tonga got added to
libclc so this is first time testing OpenCL.

clpeak - https://github.com/krrishnarraj/clpeak.git

produces vmfaults. It will run to completion.

R600_DEBUG=check_vm ./clpeak 

Platform: Clover
  Device: AMD TONGA (DRM 3.1.0, LLVM 3.9.0)
    Driver version  : 11.2.0-devel (Linux x64)
    Compute units   : 28
    Clock frequency : 0 MHz

    Global memory bandwidth (GBPS)
      float   : 1.45
      float2  : 1.44
      float4  : 1.45
      float8  : 1.45
      float16 : Detected a VM fault, exiting...

Attaching output and vm debug file from 

R600_DEBUG=check_vm,cs ./clpeak &>~/clpeak-cs

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