[Bug 90546] New: [BSW Regression]igt/pm_rpm/drm-resources-equal fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=90546

            Bug ID: 90546
           Summary: [BSW Regression]igt/pm_rpm/drm-resources-equal fails
           Product: DRI
           Version: unspecified
          Hardware: All
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: high
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: huax.lu at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 115937
  --> https://bugs.freedesktop.org/attachment.cgi?id=115937&action=edit
dmesg

==System Environment==
--------------------------
Regression: yes 

good commit: dcdaab3ad1518eaf1ce31fd56d010c69a0754e06 (drm-intel-next-queued)
bad commit:  65de797816eadb227c45b0127d7ff92410fa3814 (drm-intel-next-queued)

Non-working platforms: BSW

==kernel==
--------------------------
drm-intel-nightly/056608cba30c118dcd3dff3cd0a4cacbdfd9ecdb
commit 056608cba30c118dcd3dff3cd0a4cacbdfd9ecdb
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Mon May 18 17:19:30 2015 +0200

    drm-intel-nightly: 2015y-05m-18d-15h-18m-36s UTC integration manifest

==Bug detailed description==
-----------------------------
It fails on BSW with drm-intel-next-queued and drm-intel-nightly kernel.

output:
time ./pm_rpm --run-subtest drm-resources-equal
IGT-Version: 1.10-g9bb2ca3 (x86_64) (Linux:
4.1.0-rc3_drm-intel-nightly_056608_20150519+ x86_64)
Runtime PM support: 1
PC8 residency support: 0
Test assertion failure function assert_drm_edids_equal, file pm_rpm.c:523:
Failed assertion: e1->id == e2->id
Last errno: 2, No such file or directory
error: 53 != 51
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [assert_drm_infos_equal+0xbd0]
  #2 [drm_resources_equal_subtest+0xa3]
  #3 [main+0x417]
  #4 [__libc_start_main+0xf5]
  #5 [_start+0x29]
  #6 [<unknown>+0x29]
Subtest drm-resources-equal failed.
**** DEBUG ****
Test requirement passed: enable_one_screen_with_type(data, SCREEN_TYPE_ANY)
Test requirement passed: enable_one_screen_with_type(data, SCREEN_TYPE_ANY)
Test assertion failure function assert_drm_edids_equal, file pm_rpm.c:523:
Failed assertion: e1->id == e2->id
Last errno: 2, No such file or directory
error: 53 != 51
****  END  ****
Subtest drm-resources-equal: FAIL (8.041s)

==Reproduce steps==
---------------------------- 
1.  ./pm_rpm --run-subtest drm-resources-equal

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