[Bug 78268] New: [HSW Regression]Many subtests of igt/kms_flip fail

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78268

          Priority: high
            Bug ID: 78268
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [HSW Regression]Many subtests of igt/kms_flip fail
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: All
          Reporter: jinxianx.guo at intel.com
          Hardware: Other
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

Created attachment 98440
  --> https://bugs.freedesktop.org/attachment.cgi?id=98440&action=edit
dmesg

*System Environment:
--------------------------
Platform: HSW
kernel: 
-nightly: 08ce6614d07dd1e426109672a5e323317c8d6ec7(fails)
-queued: e5c03ca362819ba8ffbe5674340b61b9cd75de8f (fails)
-fixes: 9bbfd20abe5025adbb0ac75160bd2e41158a9e83 (works)


 *Bug detailed description:
-----------------------------
Many subtests of igt/kms_flip below fail

igt/kms_flip/blocking-wf_vblank
igt/kms_flip/dpms-off-confusion
igt/kms_flip/dpms-off-confusion-interruptible
igt/kms_flip/flip-vs-absolute-wf_vblank
igt/kms_flip/flip-vs-absolute-wf_vblank-interruptible
igt/kms_flip/flip-vs-blocking-wf-vblank
igt/kms_flip/flip-vs-expired-vblank
igt/kms_flip/flip-vs-expired-vblank-interruptible
igt/kms_flip/flip-vs-fences
igt/kms_flip/flip-vs-fences-interruptible
igt/kms_flip/flip-vs-panning
igt/kms_flip/flip-vs-panning-interruptible
igt/kms_flip/flip-vs-wf_vblank
igt/kms_flip/flip-vs-wf_vblank-interruptible
igt/kms_flip/modeset-vs-vblank-race-interruptible
igt/kms_flip/plain-flip
igt/kms_flip/plain-flip-fb-recreate
igt/kms_flip/plain-flip-fb-recreate-interruptible
igt/kms_flip/plain-flip-interruptible
igt/kms_flip/plain-flip-ts-check
igt/kms_flip/plain-flip-ts-check-interruptible
igt/kms_flip/wf_vblank-ts-check
igt/kms_flip/wf_vblank-ts-check-interruptible



It's a regression bug
Good commit: b7c0d9df97c10ec5693a838df2fd53058f8e9e96
Bad commit: e5c03ca362819ba8ffbe5674340b61b9cd75de8f 
We will bisect is later

Output:
./kms_flip --run-subtest flip-vs-panning
IGT-Version: 1.6-gc864279 (x86_64) (Linux:
3.15.0-rc2_drm-intel-nightly_08ce66_20140504_debug+ x86_64)
Using monotonic timestamps
Beginning flip-vs-panning on crtc 5, connector 24
  1920x1200 60 1920 1968 2000 2080 1200 1203 1209 1235 0x9 0x48 154000
.............................................................................................................unexpected
flip seq 26431, should be >= 26432
Subtest flip-vs-panning: FAIL

 *Reproduce steps:
---------------------------- 
1. ./kms_flip --run-subtest flip-vs-panning

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