[Bug 78937] [BDW Regression]igt/gem_render_linear_blits fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78937

--- Comment #5 from Guo Jinxian <jinxianx.guo at intel.com> ---
Created attachment 100070
  --> https://bugs.freedesktop.org/attachment.cgi?id=100070&action=edit
dmesg

(In reply to comment #4)
> Please test:
> http://patchwork.freedesktop.org/patch/26784/

The bug still able to reproduce with this patch.

Output:
./gem_render_linear_blits
IGT-Version: 1.6-ge4ba3b7 (x86_64) (Linux: 3.15.0-rc3_prts_92f645_20140529
x86_64)
not enough RAM to run test, reducing buffer count
Verifying initialisation...
Cyclic blits, forward...
Test assertion failure function check_bo, file gem_render_linear_blits.c:79:
Last errno: 0, Success
Failed assertion: linear[i] == val
Expected 0x00000001, found 0x00040001 at offset 0x00000004

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