[Bug 75138] New: [ILK i386]igt/gem_evict_alignment causes OOM Killer

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=75138

          Priority: medium
            Bug ID: 75138
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [ILK i386]igt/gem_evict_alignment causes OOM Killer
        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 94262
  --> https://bugs.freedesktop.org/attachment.cgi?id=94262&action=edit
dmesg

System Environment:
--------------------------
Arch: i386
Platform: Ironlake
kernel:   (drm-intel-nightly)1be8f2b4dd6d3db00af24d4891c82d2650bd282d

Bug detailed description:
---------------------------
gem_evict_alignment causes OOM Killer on 32 bit Ironlake machines with -fixes
and -nightly kernel.
It works well on 64 bit machines.
Test on earlier kernel, It also has this issue.

run ./gem_evict_alignment --run-subtest minor-interruptible
output:
IGT-Version: 1.5-g9597836 (i686) (Linux:
3.13.0-rc8_drm-intel-fixes_f51a44_20140218+ i686)
Killed

[  861.343671] Call Trace:
[  861.343698]  [<c0890e3c>] ? dump_stack+0x3e/0x4e
[  861.343737]  [<c088d9af>] ? dump_header.isra.10+0x53/0x15e
[  861.343783]  [<c028e417>] ? oom_kill_process+0x6e/0x299
[  861.343822]  [<c0290c26>] ? get_page_from_freelist+0x3a5/0x3d6
[  861.343870]  [<c045b478>] ? security_capable_noaudit+0xc/0xf
[  861.343913]  [<c028e943>] ? out_of_memory+0x1c3/0x1f0
[  861.343951]  [<c0291183>] ? __alloc_pages_nodemask+0x52c/0x620
[  861.343998]  [<c0299695>] ? shmem_getpage_gfp+0x2ca/0x563
[  861.344039]  [<c02999d7>] ? shmem_read_mapping_page_gfp+0x1f/0x39
[  861.344107]  [<f8537b92>] ? i915_gem_object_get_pages_gtt+0x10c/0x2a4 [i915]
[  861.344170]  [<f85346d1>] ? i915_gem_object_get_pages+0x4b/0x71 [i915]
[  861.344228]  [<f853732d>] ? i915_gem_object_pin+0x208/0x51b [i915]
[  861.344283]  [<f853a4ed>] ?
i915_gem_execbuffer_reserve_vma.isra.12+0x68/0x174 [i915]
[  861.344353]  [<f853a7dc>] ? i915_gem_execbuffer_reserve+0x1e3/0x252 [i915]
[  861.344414]  [<f853b21f>] ? i915_gem_do_execbuffer.isra.15+0x4e6/0xda0
[i915]
[  861.344478]  [<f853c04a>] ? i915_gem_execbuffer2+0x12e/0x1c4 [i915]
[  861.344534]  [<f853bf1c>] ? i915_gem_execbuffer+0x443/0x443 [i915]
[  861.344586]  [<f804c7ce>] ? drm_ioctl+0x222/0x30c [drm]
[  861.344635]  [<f853bf1c>] ? i915_gem_execbuffer+0x443/0x443 [i915]
[  861.344682]  [<c02a7da6>] ? page_add_new_anon_rmap+0x44/0x9e
[  861.344726]  [<c02a21ac>] ? handle_mm_fault+0x2b0/0x6ad
[  861.344770]  [<f804c5ac>] ? drm_core_reclaim_buffers+0x52/0x52 [drm]
[  861.344818]  [<c02c3ab1>] ? do_vfs_ioctl+0x3f6/0x43d
[  861.344857]  [<c0897f67>] ? __do_page_fault+0x41f/0x45d
[  861.344896]  [<c0897f2c>] ? __do_page_fault+0x3e4/0x45d
[  861.344936]  [<c02c3b41>] ? SyS_ioctl+0x49/0x74
[  861.344973]  [<c0899a9a>] ? sysenter_do_call+0x12/0x22
[  861.345012] Mem-Info:
[  861.345030] DMA per-cpu:
[  861.345051] CPU    0: hi:    0, btch:   1 usd:   0
[  861.345088] CPU    1: hi:    0, btch:   1 usd:   0
[  861.345123] CPU    2: hi:    0, btch:   1 usd:   0
[  861.345159] CPU    3: hi:    0, btch:   1 usd:   0
[  861.345195] Normal per-cpu:
[  861.345217] CPU    0: hi:  186, btch:  31 usd:   0
[  861.345253] CPU    1: hi:  186, btch:  31 usd:   0
[  861.346933] CPU    2: hi:  186, btch:  31 usd:   0
[  861.348588] CPU    3: hi:  186, btch:  31 usd:   0
[  861.350233] HighMem per-cpu:
[  861.352901] CPU    0: hi:  186, btch:  31 usd:   0
[  861.355679] CPU    1: hi:  186, btch:  31 usd:   0
[  861.358413] CPU    2: hi:  186, btch:  31 usd:   1
[  861.360947] CPU    3: hi:  186, btch:  31 usd:   0

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