Created attachment 114423 [details] dmesg ==System Environment== -------------------------- Regression: not sure, it has bug 88845 no-working platforms: BSW ==kernel== -------------------------- drm-intel-nightly/3753ea527e539d3358a6368e77cb29ecb2e71c42 commit 3753ea527e539d3358a6368e77cb29ecb2e71c42 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Tue Mar 17 22:36:04 2015 +0100 drm-intel-nightly: 2015y-03m-17d-21h-35m-20s UTC integration manifest ==Bug detailed description== ----------------------------- It happens on drm-intel-nightly kernel, works well on drm-intel-next-queued kernel. output: IGT-Version: 1.10-g505645c (x86_64) (Linux: 4.0.0-rc4_drm-intel-nightly_3753ea_20150318+ x86_64) Time to exec x 1: 487.000µs (ring=render) Time to exec x 2: 65.500µs (ring=render) Time to exec x 4: 28.000µs (ring=render) Time to exec x 8: 19.125µs (ring=render) Time to exec x 16: 12.750µs (ring=render) Time to exec x 32: 10.688µs (ring=render) Time to exec x 64: 7.156µs (ring=render) Time to exec x 128: 6.453µs (ring=render) Time to exec x 256: 5.773µs (ring=render) Time to exec x 512: 5.232µs (ring=render) Time to exec x 1024: 5.241µs (ring=render) Time to exec x 2048: 5.426µs (ring=render) Time to exec x 4096: 4.485µs (ring=render) Time to exec x 8192: 4.476µs (ring=render) Time to exec x 16384: 5.002µs (ring=render) Test assertion failure function loop, file gem_exec_nop.c:100: Failed assertion: exec(fd, handle, count, ring_id) == 0 error: -1 != 0 Subtest render failed. **** DEBUG **** Time to exec x 1: 487.000µs (ring=render) Time to exec x 2: 65.500µs (ring=render) Time to exec x 4: 28.000µs (ring=render) Time to exec x 8: 19.125µs (ring=render) Time to exec x 16: 12.750µs (ring=render) Time to exec x 32: 10.688µs (ring=render) Time to exec x 64: 7.156µs (ring=render) Time to exec x 128: 6.453µs (ring=render) Time to exec x 256: 5.773µs (ring=render) Time to exec x 512: 5.232µs (ring=render) Time to exec x 1024: 5.241µs (ring=render) Time to exec x 2048: 5.426µs (ring=render) Time to exec x 4096: 4.485µs (ring=render) Time to exec x 8192: 4.476µs (ring=render) Time to exec x 16384: 5.002µs (ring=render) Test assertion failure function loop, file gem_exec_nop.c:100: Failed assertion: exec(fd, handle, count, ring_id) == 0 error: -1 != 0 **** END **** Subtest render: FAIL (12.488s) ==Reproduce steps== ---------------------------- 1. ./gem_exec_nop --run-subtest render
still happen on SKL-Y with the latest kernel : Kernel commit log: commit b4c4542ba1abfb0d3d6913504502573bf2c62b12 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Fri Aug 28 15:51:30 2015 +0200 drm-intel-nightly: 2015y-08m-28d-13h-50m-34s UTC integration manifest
This is passing without any issue on SKL kernel: url: git://anongit.freedesktop.org/drm-intel branch: drm-intel-nightly tag: drm-intel-qa-testing-2016-09-19 tree: 97fb7fb559d224b8ea64f9388482700c20d0f52a parent: 8879a16a66841bed49d5aeea2f61d49905310f8d commit: 0e34cb5b35f0f837219495c402073141481b1b90 summary: 'drm-intel-nightly: 2016y-09m-19d-15h-38m-53s UTC integration manifest' author: Jani Nikula <jani.nikula@intel.com> authored_date: Mon Sep 19 15:39:27 2016 +0000 committer: Jani Nikula <jani.nikula@intel.com> committed_date: Mon Sep 19 15:39:27 2016 +0000 title: drm-intel-qa source_dir: /opt/git/misc/drm-intel.git output_dir: /home/shared/out/kernels/drm-intel-qa/WW38.1_4.8.0-rc7_0e34cb5 config_file: /home/shared/configs/config-drm-nightly kernel_version: 4.8.0-rc7
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