Created attachment 105534 [details] dmesg ==System Environment== -------------------------- Regression: Yes. It's a i-g-t regression issue Good commit: 2ef19ad79a07d862a2dc799ab2e71d2ad91c9065 Bad commit: c12f292b1d8bbc61b65f1dfc3fd4a9e1e286dbee Non-working platforms: BDW ==kernel== -------------------------- origin/drm-intel-nightly: 6e9c5b9d428bb075293ec865ba58f90931187a48(fails) drm-intel-nightly: 2014y-08m-29d-21h-34m-26s integration manifest origin/drm-intel-next-queued: c101c5b635bee54e43d0732473d2f80b2a0e00f4(fails) drm/i915: make fbdev initialization asynchronous v2 origin/drm-intel-fixes: bbe1c2740d3a25aa1dbe5d842d2ff09cddcdde0a(fails) drm/i915: Remove bogus __init annotation from DMI callbacks ==Bug detailed description== igt/gem_render_tiled_blits fails Output: root@x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./gem_render_tiled_blits IGT-Version: 1.7-gd6af004 (x86_64) (Linux: 3.17.0-rc2_drm-intel-nightly_6e9c5b_20140901+ x86_64) not enough RAM to run test, reducing buffer count Using 3486 1MiB buffers Using a snoop linear buffer for comparisons Verifying initialisation... Test assertion failure function check_bo, file gem_render_tiled_blits.c:90: Failed assertion: ptr[i] == val Expected 0x00000001, found 0x00000000 at offset 0x00000004 ==Reproduce steps== ---------------------------- 1. ./gem_render_tiled_blits
This bug had reported before (Bug 78938)
*** This bug has been marked as a duplicate of bug 83331 ***
Test passed with igt f473a5543eb601473e2b23e6ff7bff0f468bd3d0 root@x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./gem_render_tiled_blits IGT-Version: 1.7-gf473a55 (x86_64) (Linux: 3.17.0-rc2_drm-intel-nightly_6e9c5b_20140901+ x86_64) not enough RAM to run test, reducing buffer count Using 3486 1MiB buffers Using a snoop linear buffer for comparisons Verifying initialisation... Cyclic blits, forward... Cyclic blits, backward... Random blits... root@x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests#
Closing old verified.
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