[Bug 94545] [BSW/BXT] igt gem_pwrite huge-gtt and big-gtt fail

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94545

--- Comment #3 from cprigent <christophe.prigent at intel.com> ---
Created attachment 122542
  --> https://bugs.freedesktop.org/attachment.cgi?id=122542&action=edit
BSW-gem_pwrite-big-gtt_kern.log

big-gtt also fails on BSW.

./gem_pwrite --run-subtest big-gtt
IGT-Version: 1.14-NOT-GIT (x86_64) (Linux: 4.5.0-nightly+ x86_64)
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: Test assertion failure function
gem_write, file ioctl_wrappers.c:331:
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: Failed assertion: igt_ioctl((fd),
((((1U) << (((0+8)+8)+14)) | ((('d')) << (0+8)) | (((0x40 + 0x1d)) << 0) |
((((sizeof(struct drm_i915_gem_pwrite)))) << ((0+8)+8)))), (&gem_pwrite)) == 0
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: Last errno: 7, Argument list too
long
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: error: -1 != 0
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [gem_write+0x84]
  #2 [test_big_gtt+0xff]
  #3 [main+0x6b7]
  #4 [__libc_start_main+0xf5]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest big-gtt failed.
**** DEBUG ****
(gem_pwrite:2228) intel-os-DEBUG: Checking 1 surfaces of size 1,610,612,736
bytes (total 1,610,616,832) against RAM
(gem_pwrite:2228) intel-os-DEBUG: Test requirement passed:
__intel_check_memory(count, size, mode, &required, &total)
(gem_pwrite:2228) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(gem_pwrite:2228) DEBUG: Test requirement passed: gem_mmap__has_wc(fd)
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: Test assertion failure function
gem_write, file ioctl_wrappers.c:331:
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: Failed assertion: igt_ioctl((fd),
((((1U) << (((0+8)+8)+14)) | ((('d')) << (0+8)) | (((0x40 + 0x1d)) << 0) |
((((sizeof(struct drm_i915_gem_pwrite)))) << ((0+8)+8)))), (&gem_pwrite)) == 0
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: Last errno: 7, Argument list too
long
(gem_pwrite:2228) ioctl-wrappers-CRITICAL: error: -1 != 0
****  END  ****
Subtest big-gtt: FAIL (1.123s)


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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