[Bug 80893] New: [BSW]igt/drv_debugfs_reader causes system hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=80893

          Priority: medium
            Bug ID: 80893
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [BSW]igt/drv_debugfs_reader causes system hang
        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

==System Environment==
--------------------------
Regression: No. 
It's first time to run the test.

Non-working platforms: BSW

==kernel==
--------------------------
origin/drm-intel-nightly: eb638c7fabe97a9df752aeb2f59a9463ce4aed8e(fails)
    drm-intel-nightly: 2014y-07m-03d-14h-50m-16s integration manifest
origin/drm-intel-next-queued: 5e59f7175f96550ede91f58d267d2b551cb6fbba(fails)
    drm/i915: Try harder to get FBC  
origin/drm-intel-fixes: 5549d25f642a7e6cfb8744d0031a9da404f696d6(fails)
    drm/i915: Drop early VLV WA to fix Voltage not getting dropped to Vmin

==Bug detailed description==
Run the case drv_debugfs_reader, system hangs and haven't any outputs. Because
the system hang, we can not get dmesg.

Output:
[root at x-bsw01 tests]# ./drv_debugfs_reader



==Reproduce steps==
---------------------------- 
1. ./drv_debugfs_reader

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are on the CC list for the bug.
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20140704/c99abb86/attachment.html>