[Bug 89498] New: [SNB]igt/gem_render_tiled_blits/swap-thrash time out

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89498

            Bug ID: 89498
           Summary: [SNB]igt/gem_render_tiled_blits/swap-thrash time out
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: hengx.ding at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 114149
  --> https://bugs.freedesktop.org/attachment.cgi?id=114149&action=edit
dmesg

==System Environment==
--------------------------
Non-working platforms: SNB
Regression :No, I didn't find find a good commit.

==kernel==
--------------------------
origin/drm-intel-nightly: c2f6e584b215dd0d7e5a8a02716a89e985366ec0(2015-03-08) 


==Bug detailed description==
-----------------------------

[root at x-hnr9 tests]# ./gem_render_tiled_blits --run-subtest swap-thrash
IGT-Version: 1.9-g50158de (x86_64) (Linux:
4.0.0-rc2_drm-intel-nightly_c2f6e5_20150307+ x86_64)
Using a snoop linear buffer for comparisons
Verifying initialisation...
Cyclic blits, forward...
Killed
[root at x-hnr9 tests]# echo $?
137

==Reproduce steps==
---------------------------- 
1. ./gem_render_tiled_blits --run-subtest swap-thrash

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