Created attachment 100704 [details] dmesg ==System Environment== -------------------------- Regression: Yes. It's igt regression issue Good commit of igt: 0675765eff4a7409afa98734aa0c8fbc02ce5ff6 Bad commit of igt: 18d2130110331e45423dff96aeec3ea802fa0857 Non-working platforms: ILK ==kernel== -------------------------- origin/drm-intel-nightly: 969b3c5a312e849fa7a3dc0937a6acf34cdd7e25(fails) drm-intel-nightly: 2014y-06m-06d-22h-45m-15s integration manifest origin/drm-intel-next-queued: e4964a6e664b4c338b5ab1f1820b0477bec68396(fails) drm/i915: Update DRIVER_DATE to 20140606 origin/drm-intel-fixes: 15d24aa5602fb87c7b1358cfabcfeb9b26db290f(fails) drm/i915: BDW: Adding missing cursor offsets. ==Bug detailed description== ----------------------------- igt/kms_sink_crc_basic fails Output: ./kms_sink_crc_basic IGT-Version: 1.6-g18d2130 (i686) (Linux: 3.15.0-rc3_drm-intel-next-queued_e4964a_20140609+ i686) Test assertion failure function basic_sink_crc_check, file kms_sink_crc_basic.c:143: Last errno: 0, Success if reset igt to 0675765eff4a7409afa98734aa0c8fbc02ce5ff6, the output is: ./kms_sink_crc_basic IGT-Version: 1.6-g0675765 (i686) (Linux: 3.15.0-rc3_drm-intel-fixes_15d24a_20140609+ i686) Test assertion failure function connector_set_mode, file kms_sink_crc_basic.c:106: Last errno: 13, Permission denied Failed assertion: ret == 0 ==Reproduce steps== ---------------------------- 1. ./kms_sink_crc_basic
Can you please bisect igt? The autobisector should make quick work of this ...
e2ac7a15f195b67a44c474920cd220baab92f6b1 is the first bad commit commit e2ac7a15f195b67a44c474920cd220baab92f6b1 Author: Ville Syrjälä <ville.syrjala@linux.intel.com> AuthorDate: Tue Oct 29 18:17:39 2013 +0200 Commit: Ville Syrjälä <ville.syrjala@linux.intel.com> CommitDate: Fri Jun 13 20:39:13 2014 +0300 tests/kms_sink_crc_basic: Use igt_assert Less verbose code makes for clearer test logic. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> :040000 040000 2e2b109d0e748b5e86a2367d839d09e22cbe60ea 7b4cd119854f41f66091fdbdbf6ba7ec9ae3eabc M tests
Can you please paste the output of the test from a working version?
(In reply to comment #3) > Can you please paste the output of the test from a working version? On latest -fixes with good igt commit, the output is [root@x-e6510 tests]# ./kms_sink_crc_basic IGT-Version: 1.6-g0675765 (i686) (Linux: 3.15.0-rc8_drm-intel-fixes_223a6f_20140616+ i686) CRC check for white differ from reference The result I tested before was ./kms_sink_crc_basic IGT-Version: 1.6-g0675765 (i686) (Linux: 3.15.0-rc3_drm-intel-fixes_15d24a_20140609+ i686) Test assertion failure function connector_set_mode, file kms_sink_crc_basic.c:106: Last errno: 13, Permission denied Failed assertion: ret == 0
test case has been updated. Can you please retest with latest test case on latest dm-intel-nightly?
(In reply to comment #5) > test case has been updated. Can you please retest with latest test case on > latest dm-intel-nightly? Test passed on latest -nightly(907d7b0519abe7b8eac453089decfe0fc5049171) [root@x-e6510 tests]# ./kms_sink_crc_basic IGT-Version: 1.8-g62f4d56 (i686) (Linux: 3.17.0-rc4_drm-intel-nightly_907d7b_20140912+ i686) [root@x-e6510 tests]# echo $? 0
(In reply to comment #6) > Test passed on latest -nightly(907d7b0519abe7b8eac453089decfe0fc5049171) Thanks, closing.
Closing verified+fixed.
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