[Bug 94588] [KBL] igt/gem_reloc_overflow regression for single-overflow*

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94588

--- Comment #1 from cprigent <christophe.prigent at intel.com> ---
Created attachment 122543
  --> https://bugs.freedesktop.org/attachment.cgi?id=122543&action=edit
Hardware:  Motherboard: Aspire XC-704  cpu model name : Intel(R) Pentium(R) CPU
N3700 @ 1.60GHz  cpu model : 76  cpu family : 6  Graphic card: Device 22b1 (rev
21)  Software: Bios: R01-A2 kernel night

Also fail on BSW:

# ./gem_reloc_overflow --run-subtest single-overflow
IGT-Version: 1.14-NOT-GIT (x86_64) (Linux: 4.5.0-nightly+ x86_64)
(gem_reloc_overflow:2963) CRITICAL: Test assertion failure function
reloc_tests, file gem_reloc_overflow.c:260:
(gem_reloc_overflow:2963) CRITICAL: Failed assertion: __gem_execbuf(fd,
&execbuf) == -14
(gem_reloc_overflow:2963) CRITICAL: error: -22 != -14
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [reloc_tests+0x95b]
  #2 [__real_main365+0x298]
  #3 [main+0x29]
  #4 [__libc_start_main+0xf5]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest single-overflow failed.
**** DEBUG ****
(gem_reloc_overflow:2963) DEBUG: relocation_count=4294967295
(gem_reloc_overflow:2963) CRITICAL: Test assertion failure function
reloc_tests, file gem_reloc_overflow.c:260:
(gem_reloc_overflow:2963) CRITICAL: Failed assertion: __gem_execbuf(fd,
&execbuf) == -14
(gem_reloc_overflow:2963) CRITICAL: error: -22 != -14
****  END  ****
Subtest single-overflow: FAIL (7.354s)

# ./gem_reloc_overflow --run-subtest single-overflow-noprefault
IGT-Version: 1.14-NOT-GIT (x86_64) (Linux: 4.5.0-nightly+ x86_64)
(gem_reloc_overflow:3025) CRITICAL: Test assertion failure function
reloc_tests, file gem_reloc_overflow.c:260:
(gem_reloc_overflow:3025) CRITICAL: Failed assertion: __gem_execbuf(fd,
&execbuf) == -14
(gem_reloc_overflow:3025) CRITICAL: error: -22 != -14
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [reloc_tests+0x95b]
  #2 [__real_main365+0x2c8]
  #3 [main+0x29]
  #4 [__libc_start_main+0xf5]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest single-overflow-noprefault failed.
**** DEBUG ****
(gem_reloc_overflow:3025) DEBUG: Test requirement passed:
intel_get_avail_ram_mb() > sizeof(struct drm_i915_gem_relocation_entry) *
entries / (1024*1024)
(gem_reloc_overflow:3025) DEBUG: relocation_count=4294967295
(gem_reloc_overflow:3025) CRITICAL: Test assertion failure function
reloc_tests, file gem_reloc_overflow.c:260:
(gem_reloc_overflow:3025) CRITICAL: Failed assertion: __gem_execbuf(fd,
&execbuf) == -14
(gem_reloc_overflow:3025) CRITICAL: error: -22 != -14
****  END  ****
Subtest single-overflow-noprefault: FAIL (1.392s)

Hardware: 
Motherboard: Aspire XC-704 
cpu model name : Intel(R) Pentium(R) CPU N3700 @ 1.60GHz 
cpu model : 76 
cpu family : 6 
Graphic card: Device 22b1 (rev 21)

Software:
Bios: R01-A2
kernel nightly 4.5 10e913a  from
https://cgit.freedesktop.org/cgit/?url=drm-intel/
  commit 10e913a48ca36790da9b58bed8729598ea79ebdb
  Author: Imre Deak <imre.deak at intel.com>
  Date:   Thu Mar 17 15:23:17 2016 +0200
  drm-intel-nightly: 2016y-03m-17d-13h-22m-41s UTC integration manifest
cairo 1.15.2 db8a7f1 from git://anongit.freedesktop.org/cairo
libdrm-2.4.67-7 49041c3 from git://anongit.freedesktop.org/mesa/drm
IGT 1.14 8f6ed9e from
http://anongit.freedesktop.org/git/xorg/app/intel-gpu-tools.git

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