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    <head>
      <base href="https://bugs.freedesktop.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [IGT] kms_flip@2x-vblank-vs-suspend(-interruptible) fail with unexpected vblank seq"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=102662">102662</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[IGT] kms_flip@2x-vblank-vs-suspend(-interruptible) fail with unexpected vblank seq
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>XOrg git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>DRM/Intel
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>elizabethx.de.la.torre.mena@intel.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=134167" name="attach_134167" title="Test_outputs">attachment 134167</a> <a href="attachment.cgi?id=134167&action=edit" title="Test_outputs">[details]</a></span>
Test_outputs

On GLK these tests keep failing:
igt@kms_flip@2x-vblank-vs-suspend
igt@kms_flip@2x-vblank-vs-suspend-interruptible

Assertion: 
(kms_flip:1569) CRITICAL: Test assertion failure function check_state, file
kms_flip.c:508:
(kms_flip:1569) CRITICAL: Failed assertion: es->current_seq - es->last_seq <=
150
(kms_flip:1569) CRITICAL: Last errno: 4, Interrupted system call
(kms_flip:1569) CRITICAL: unexpected vblank seq 19067, should be < 19059
(kms_flip:1569) igt-core-INFO: Stack trace:
(kms_flip:1569) igt-core-INFO:   #0 [__igt_fail_assert+0x101]
(kms_flip:1569) igt-core-INFO:   #1 [check_state+0x331]
(kms_flip:1569) igt-core-INFO:   #2 [<unknown>+0x331]

With the following configuration:
======================================
             Software
======================================
kernel version              : 4.13.0-drm-tip-ww37-commit-14ea1a9+
hostname                    : GLK-1-GLKRVP1DDR405
architecture                : x86_64
os version                  : Ubuntu 16.10
os codename                 : yakkety
kernel driver               : i915
bios revision               : 60.34
bios release date           : 08/09/2017
ksc                         : 1.41
hardware acceleration       : disabled
swap partition              : enabled on (/dev/sda3)

======================================
        Graphic drivers
======================================
grep: /opt/X11R7/var/log/Xorg.0.log: No such file or directory
libdrm                      : 2.4.70
cairo                       : 1.14.6

======================================
             Hardware
======================================
platform                   : Geminilake
motherboard model          : Geminilake
motherboard id             : GLKRVP1DDR4(05)
form factor                : Hand Held
manufacturer               : IntelCorp.
cpu family                 : Other
cpu family id              : 6
cpu information            : Genuine Intel(R) CPU @ 1.10GHz
gpu card                   : Intel Corporation Device 3185 (rev 03) (prog-if 00
[VGA controller])
memory ram                 : 7.64 GB
max memory ram             : 16 GB
cpu thread                 : 2
cpu core                   : 2
cpu model                  : 122
cpu stepping               : 1
socket                     : Other
hard drive                 : 223GiB (240GB)
current cd clock frequency : 316800 kHz
maximum cd clock frequency : 316800 kHz
displays connected         : eDP-1 DP-1 HDMI-A-2

======================================
             Firmware
======================================
dmc fw loaded             : yes
dmc version               : 1.4
guc fw loaded             : SUCCESS
guc version wanted        : 10.56
guc version found         : 10.56

======================================
             kernel parameters
======================================
quiet drm.debug=0x1e i915.enable_guc_loading=2 i915.enable_guc_submission=2
i915.alpha_support=1 auto panic=1 nmi_watchdog=panic intel_iommu=igfx_off
resume=/dev/sda3 fastboot</pre>
        </div>
      </p>


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