Created attachment 131390 [details]
dmesg.log

The following test cases are failing on BXT with the following configuration :

==================================================
igt@gem_exec_reloc@readonly-29
igt@gem_exec_reloc@readonly-25
igt@gem_exec_reloc@readonly-20
igt@gem_exec_reloc@mmap-31
igt@gem_exec_reloc@mmap-32
igt@gem_exec_reloc@cpu-32
igt@gem_exec_reloc@wc-32
igt@gem_exec_reloc@wc-31
igt@gem_exec_reloc@readonly-28
igt@gem_exec_reloc@readonly-26
igt@gem_exec_reloc@readonly-27
igt@gem_exec_reloc@readonly-24
igt@gem_exec_reloc@readonly-22
igt@gem_exec_reloc@readonly-23
igt@gem_exec_reloc@readonly-21
igt@gem_exec_reloc@readonly-31
igt@gem_exec_reloc@readonly-32
igt@gem_exec_reloc@readonly-16
igt@gem_exec_reloc@readonly-13
igt@gem_exec_reloc@readonly-18
igt@gem_exec_reloc@gtt-32
igt@gem_exec_reloc@readonly-17
igt@gem_exec_reloc@readonly-15
igt@gem_exec_reloc@readonly-14
igt@gem_exec_reloc@readonly-12
igt@gem_exec_reloc@readonly-19
igt@gem_exec_reloc@readonly-30
igt@gem_exec_reloc@gtt-31
igt@gem_exec_reloc@cpu-31


test case output e.g : 
======================================
IGT-Version: 1.18-g93215b0 (x86_64) (Linux: 4.12.0-rc1-drm-tip-ww20-commit-713f8ec+ x86_64)
(gem_exec_reloc:1328) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_exec_reloc:1328) igt-debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'
(gem_exec_reloc:1328) drmtest-DEBUG: Test requirement passed: drmSetMaster(fd) == 0
(gem_exec_reloc:1328) drmtest-DEBUG: Test requirement passed: is_i915_device(fd) && has_known_intel_chipset(fd)
(gem_exec_reloc:1328) ioctl-wrappers-DEBUG: Test requirement passed: err == 0
(gem_exec_reloc:1328) ioctl-wrappers-DEBUG: Test requirement passed: has_ban_period || has_bannable
(gem_exec_reloc:1328) igt-gt-DEBUG: Test requirement passed: has_gpu_reset(fd)
(gem_exec_reloc:1328) igt-core-DEBUG: Starting subtest: readonly-28
(gem_exec_reloc:1328) intel-os-DEBUG: Checking 2 surfaces of size 268,435,456 bytes (total 536,875,008) against RAM
(gem_exec_reloc:1328) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_exec_reloc:1328) igt-debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'
(gem_exec_reloc:1328) intel-os-DEBUG: Test requirement passed: __intel_check_memory(count, size, mode, &required, &total)
(gem_exec_reloc:1328) igt-core-DEBUG: Test requirement passed: !igt_run_in_simulation()
(gem_exec_reloc:1328) ioctl-wrappers-CRITICAL: Test assertion failure function gem_execbuf, file ioctl_wrappers.c:624:
(gem_exec_reloc:1328) ioctl-wrappers-CRITICAL: Failed assertion: __gem_execbuf(fd, execbuf) == 0
(gem_exec_reloc:1328) ioctl-wrappers-CRITICAL: error: -14 != 0
Stack trace:
  #0 [__igt_fail_assert+0x101]
  #1 [gem_execbuf+0x44]
  #2 [from_mmap+0x174]
  #3 [__real_main654+0xbb8]
  #4 [main+0x33]
  #5 [__libc_start_main+0xf1]
  #6 [_start+0x29]
  #7 [<unknown>+0x29]
Subtest readonly-28 failed.
**** DEBUG ****
(gem_exec_reloc:1328) intel-os-DEBUG: Checking 2 surfaces of size 268,435,456 bytes (total 536,875,008) against RAM
(gem_exec_reloc:1328) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_exec_reloc:1328) igt-debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'
(gem_exec_reloc:1328) intel-os-DEBUG: Test requirement passed: __intel_check_memory(count, size, mode, &required, &total)
(gem_exec_reloc:1328) igt-core-DEBUG: Test requirement passed: !igt_run_in_simulation()
(gem_exec_reloc:1328) ioctl-wrappers-CRITICAL: Test assertion failure function gem_execbuf, file ioctl_wrappers.c:624:
(gem_exec_reloc:1328) ioctl-wrappers-CRITICAL: Failed assertion: __gem_execbuf(fd, execbuf) == 0
(gem_exec_reloc:1328) ioctl-wrappers-CRITICAL: error: -14 != 0
****  END  ****
Subtest readonly-28: FAIL (0.954s)
(gem_exec_reloc:1328) igt-core-DEBUG: Exiting with status code 99
(gem_exec_reloc:1328) igt-debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0'


======================================
             Software
======================================
kernel version              : 4.12.0-rc1-drm-tip-ww20-commit-713f8ec+
architecture                : x86_64
os version                  : Ubuntu 16.10
os codename                 : yakkety
kernel driver               : i915
bios revision               : 5.6
bios release date           : 03/10/2017
ksc                         : 16.0

======================================
        Graphic drivers
======================================
Component: drm
    tag: libdrm-2.4.80-11-ga2fa2e0
    commit: a2fa2e08692483cf9f4d06caa6e0f0add59e3343

Component: cairo
    tag: 1.15.4-21-g9d44136
    commit: 9d44136ef8e2a1ad2c6631beb4bbdaeed7a2dad8

Component: intel-gpu-tools
    tag: intel-gpu-tools-1.18-173-g93215b0
    commit: 93215b00db06ba568c34a6cad194f4749bbfbc9d

Component: piglit
    tag: piglit-v1
    commit: 7352f4a98a23eae1201bfc4a0121d9c3a969d23f

======================================
             Hardware
======================================
motherboard model          : NUC6CAYS
motherboard id             : NUC6CAYB
form factor                : Desktop
manufacturer               : Intelcorporation
cpu family                 : Celeron
cpu family id              : 6
cpu information            : Intel(R) Celeron(R) CPU J3455 @ 1.50GHz
gpu card                   : Intel Corporation Device 5a85 (rev 0b) (prog-if 00 [VGA controller])
memory ram                 : 15.54 GB
cpu thread                 : 4
cpu core                   : 4
cpu model                  : 92
cpu stepping               : 9
signature                  : Type 0, Family 6, Model 92, Stepping 9
current cd clock frequency : 384000 kHz
maximum cd clock frequency : 624000 kHz
displays connected         : DP-1 DP-2

======================================
             Firmware
======================================
dmc fw loaded             : yes
dmc version               : 1.7
guc fw loaded             : NONE
guc version wanted        : 0.0
guc version found         : 0.0