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    Subject[BUG] Linux 2.6.24-rc2 - oom-killer gets invoked
    Hi,

    oom-killer got invoked while running ltp-runall on the 2.6.24-rc2 kernel.

    python invoked oom-killer: gfp_mask=0x1201d2, order=0, oomkilladj=0

    Call Trace:
    [<ffffffff8026b03b>] oom_kill_process+0x4f/0xf5
    [<ffffffff8026b517>] out_of_memory+0x1bc/0x22d
    [<ffffffff8026dfa2>] __alloc_pages+0x282/0x313
    [<ffffffff804e453c>] __wait_on_bit_lock+0x5b/0x66
    [<ffffffff8026fad8>] __do_page_cache_readahead+0x7c/0x18f
    [<ffffffff8026a723>] filemap_fault+0x15d/0x317
    [<ffffffff8027513e>] __do_fault+0x68/0x3bb
    [<ffffffff80276d44>] handle_mm_fault+0x325/0x694
    [<ffffffff804e739f>] do_page_fault+0x3c5/0x764
    [<ffffffff802118c7>] arch_get_unmapped_area+0x184/0x1f9
    [<ffffffff804e5939>] error_exit+0x0/0x51

    Mem-info:
    Node 0 DMA per-cpu:
    CPU 0: Hot: hi: 0, btch: 1 usd: 0 Cold: hi: 0, btch: 1 usd: 0
    CPU 1: Hot: hi: 0, btch: 1 usd: 0 Cold: hi: 0, btch: 1 usd: 0
    CPU 2: Hot: hi: 0, btch: 1 usd: 0 Cold: hi: 0, btch: 1 usd: 0
    CPU 3: Hot: hi: 0, btch: 1 usd: 0 Cold: hi: 0, btch: 1 usd: 0
    Node 0 DMA32 per-cpu:
    CPU 0: Hot: hi: 186, btch: 31 usd: 29 Cold: hi: 62, btch: 15 usd: 14
    CPU 1: Hot: hi: 186, btch: 31 usd: 95 Cold: hi: 62, btch: 15 usd: 52
    CPU 2: Hot: hi: 186, btch: 31 usd: 33 Cold: hi: 62, btch: 15 usd: 51
    CPU 3: Hot: hi: 186, btch: 31 usd: 101 Cold: hi: 62, btch: 15 usd: 50
    Active:118809 inactive:124570 dirty:0 writeback:1882 unstable:0
    free:2358 slab:2831 mapped:41 pagetables:2058 bounce:0
    Node 0 DMA free:3972kB min:28kB low:32kB high:40kB active:996kB inactive:3036kB present:7552kB pages_scanned:0 all_unreclaimable? no
    lowmem_reserve[]: 0 992 992 992
    Node 0 DMA32 free:177860kB min:4012kB low:5012kB high:6016kB active:408456kB inactive:388372kB present:1015864kB pages_scanned:640 all_unreclaimable? no
    lowmem_reserve[]: 0 0 0 0
    Node 0 DMA: 57*4kB 39*8kB 25*16kB 10*32kB 2*64kB 3*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 0*4096kB = 5100kB
    Node 0 DMA32: 1597*4kB 1029*8kB 544*16kB 348*32kB 296*64kB 363*128kB 305*256kB 253*512kB 134*1024kB 73*2048kB 0*4096kB = 594204kB
    Swap cache: add 841053, delete 835135, find 529/803, race 0+0
    Free swap = 1986640kB
    Total swap = 2031640kB
    Free swap: 1986640kB
    262093 pages of RAM
    6981 reserved pages
    190 pages shared
    5918 pages swap cached
    Out of memory: kill process 23256 (mem01) score 46673 or a child
    Killed process 23256 (mem01)


    and during the bootup, following call trace was seen

    sysctl table check failed: /net/token-ring .3.14 procname does not match binary path procname

    Call Trace:
    [<ffffffff8024dae9>] set_fail+0x3f/0x47
    [<ffffffff8024dfbc>] sysctl_check_table+0x4cb/0x51e
    [<ffffffff8024da9b>] sysctl_check_lookup+0xc9/0xd8
    [<ffffffff8024dfca>] sysctl_check_table+0x4d9/0x51e
    [<ffffffff8023d283>] sysctl_set_parent+0x1f/0x32
    [<ffffffff808baf17>] sysctl_init+0x1e/0x22
    [<ffffffff808aa656>] kernel_init+0x195/0x307
    [<ffffffff8020cc88>] child_rip+0xa/0x12
    [<ffffffff808aa4c1>] kernel_init+0x0/0x307
    [<ffffffff8020cc7e>] child_rip+0x0/0x12

    --
    Thanks & Regards,
    Kamalesh Babulal,
    Linux Technology Center,
    IBM, ISTL.
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