[Bug 74954] New: [PNV/ILK/SNB/IBV/HSW]IGT/gem_madvise/dontneed-after-mmap fails with *ERROR* Attempting to obtain a purgeable object

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=74954

          Priority: medium
            Bug ID: 74954
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [PNV/ILK/SNB/IBV/HSW]IGT/gem_madvise/dontneed-after-mm
                    ap fails with  *ERROR* Attempting to obtain a
                    purgeable object
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: huax.lu at intel.com
          Hardware: All
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

Created attachment 94036
  --> https://bugs.freedesktop.org/attachment.cgi?id=94036&action=edit
dmesg

System Environment:
--------------------------
Platform: Pineview/Ironlake/Sandybridge/Ivybridge/Haswell/
Kernel: (drm-intel-fixes) 2f589112609b0a964b3d78c99c0f3a83ac16add6

Bug detailed description:
-----------------------------
New case gem_madvise/dontneed-after-mmap fails with <3>[   36.585262]
[drm:i915_gem_object_get_pages] *ERROR* Attempting to obtain a purgeable object
on Pineview/Ironlake/Sandybridge/Ivybridge/Haswell/ with -fixes kernel. It
doesn't happen on -nightly kernel and -queued kernel.

igt/gem_madvise/dontneed-before-mmap and igt/gem_madvise/dontneed-before-pwrite
also fail with this error.

output:
IGT-Version: 1.5-g9597836 (x86_64) (Linux:
3.13.0-rc8_drm-intel-fixes_2f5891_20140214+ x86_64)
Subtest dontneed-after-mmap: SUCCESS


Reproduce steps:
----------------------------
1. ./gem_madvise --run-subtest dontneed-after-mmap

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