[Bug 94115] New: [KBL] igt/gem_workarounds subtests are fail

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94115

            Bug ID: 94115
           Summary: [KBL] igt/gem_workarounds subtests are fail
           Product: DRI
           Version: DRI git
          Hardware: x86 (IA32)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: olivierx.berthier at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 121714
  --> https://bugs.freedesktop.org/attachment.cgi?id=121714&action=edit
dmesg log

Regression:
-----------
Yes, the subtests are pass with the kernel 4.5.0-rc1 drm-intel-nightly and
Intel GPU Tools intel-gpu-tools-1.13-179-g3005665

Setup:
------
Hardware
Platform: KABY LAKE-U 
CPU : Intel(R) Core(TM) @ 2.60GHz
MCP : KBL-U G0 2+2 (ou ULT-G0)
QDF : QYQ8
Chipset PCH: SPT-LP C1 
CRB : KABY LAKE U DDR3L RVP7 CRB FAB1
Software
BIOS : KBLSE2R1.R00.X015.B01.1511271314
ME FW : 11.5.0.1008
Ksc (EC FW): 1.20
Linux distribution: Ubuntu 15.10 64 bits
Kernel: drm-intel-nightly 4.5.0-rc3_d9bd337 from
http://cgit.freedesktop.org/drm-intel/
commit d9bd337b4b2d46f73005fcdf0e7049e7f8ed5c04
Author: Jani Nikula <jani.nikula at intel.com>
Date:   Tue Feb 9 17:43:10 2016 +0200

    drm-intel-nightly: 2016y-02m-09d-15h-42m-46s UTC integration manifest

drm: tag libdrm-2.4.66-33-gf884af9
intel-gpu-tool: intel-gpu-tools-1.13-214-ged40329

Steps:
------
run the command :
#  ./gem_workarounds

Actual result:
---------------
The subtests are fail.

Expected result:
----------------
The results are pass or skip.

Programm output:
----------------
IGT-Version: 1.13-NOT-GIT (x86_64) (Linux: 4.5.0-rc3-nightly+ x86_64)
(gem_workarounds:1221) CRITICAL: Test assertion failure function
__real_main122, file gem_workarounds.c:153:
(gem_workarounds:1221) CRITICAL: Failed assertion: i < num_wa_regs
(gem_workarounds:1221) CRITICAL: Last errno: 2, No such file or directory
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [__real_main122+0x31e]
  #2 [main+0x29]
  #3 [__libc_start_main+0xf0]
  #4 [_start+0x29]
  #5 [<unknown>+0x29]
Test gem_workarounds failed.
**** DEBUG ****
(gem_workarounds:1221) DEBUG: Test requirement passed: pci_dev
(gem_workarounds:1221) DEBUG: i915_wa_registers: Workarounds applied: 0
(gem_workarounds:1221) DEBUG: HW whitelist count for render ring: 0
(gem_workarounds:1221) CRITICAL: Test assertion failure function
__real_main122, file gem_workarounds.c:153:
(gem_workarounds:1221) CRITICAL: Failed assertion: i < num_wa_regs
(gem_workarounds:1221) CRITICAL: Last errno: 2, No such file or directory
****  END  ****
Subtest read: FAIL

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