[Bug 94545] New: [BSW] igt gem_pwrite huge-gtt fails

[bugzilla-daemon at freedesktop.org]

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

            Bug ID: 94545
           Summary: [BSW] igt gem_pwrite huge-gtt fails
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: christophe.prigent at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 122300
  --> https://bugs.freedesktop.org/attachment.cgi?id=122300&action=edit
bsw-dmesg-gem_pwrite-huge-gtt

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 mainline 4.4.0 from
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
  commit afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc
  Author: Linus Torvalds <torvalds at linux-foundation.org>
  Date:   Sun Jan 10 15:01:32 2016 -0800
  Linux 4.4
drm: libdrm-2.4.67-5 ea07de9 from git://anongit.freedesktop.org/mesa/drm
mesa: tag mesa-11.1.2 7bcd827 from git://anongit.freedesktop.org/mesa/mesa
cairo: tag 1.15.2 db8a7f1 from git://anongit.freedesktop.org/cairo
waffle: master bb29b2a from git://github.com/waffle-gl/waffle
xorg-server-macros: tag: util-macros-1.19.0-2 d7acec2 from
git://git.freedesktop.org/git/xorg/util/macros
xserver: tag: xorg-server-1.18.1 23e60f9 from
git://git.freedesktop.org/git/xorg/xserver
xf86-video-intel: tag 2.99.917-560 d167280 from
git://anongit.freedesktop.org/xorg/driver/xf86-video-intel
libva: tag libva-1.7.0.pre1 35f1447 from
git://git.freedesktop.org/git/vaapi/libva
vaapi-intel-driver: tag 1.7.0.pre1 ab8e4e3 from
git://anongit.freedesktop.org/vaapi/intel-driver
IGT 1.14 364d378 from
http://anongit.freedesktop.org/git/xorg/app/intel-gpu-tools.git

One external screen connected to HDMI

Steps:
-------
1. Execute IGT test:
# ./gem_pwrite --run-subtest huge-gtt

Actual result:
---------------
1. Test is Fail, output:
IGT-Version: 1.14-NOT-GIT (x86_64) (Linux: 4.4.0-nightly x86_64)
(gem_pwrite:2020) ioctl-wrappers-CRITICAL: Test assertion failure function
gem_write, file ioctl_wrappers.c:321:
(gem_pwrite:2020) ioctl-wrappers-CRITICAL: Failed assertion: drmIoctl((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:2020) ioctl-wrappers-CRITICAL: Last errno: 7, Argument list too
long
(gem_pwrite:2020) ioctl-wrappers-CRITICAL: error: -1 != 0
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [gem_read+0x0]
  #2 [test_big_gtt+0xff]
  #3 [main+0x73f]
  #4 [__libc_start_main+0xf5]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest huge-gtt failed.
**** DEBUG ****
(gem_pwrite:2020) intel-os-DEBUG: Checking 1 surfaces of size 3,221,225,472
bytes (total 3,221,229,568) against RAM
(gem_pwrite:2020) intel-os-DEBUG: Test requirement passed:
!(!__intel_check_memory(count, size, mode, &required, &total))
(gem_pwrite:2020) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(gem_pwrite:2020) DEBUG: Test requirement passed: gem_mmap__has_wc(fd)
(gem_pwrite:2020) ioctl-wrappers-CRITICAL: Test assertion failure function
gem_write, file ioctl_wrappers.c:321:
(gem_pwrite:2020) ioctl-wrappers-CRITICAL: Failed assertion: drmIoctl((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:2020) ioctl-wrappers-CRITICAL: Last errno: 7, Argument list too
long
(gem_pwrite:2020) ioctl-wrappers-CRITICAL: error: -1 != 0
****  END  ****
Subtest huge-gtt: FAIL (2.334s)


Expected result:
-----------------
1. Test is Pass

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