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SubjectRe: kernel panic - not syncing: out of memory and no killable processes
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On Thu, 2009-09-17 at 16:35 -0400, Eric Paris wrote:
> On Thu, 2009-09-17 at 13:29 -0700, David Rientjes wrote:
> > On Thu, 17 Sep 2009, Eric Paris wrote:
> >
> > > the next-20090916 tree still panic's the same way. As does Linus'
> > > latest git tree ab86e5765
> > >
> > > I'll try bisecting between v2.6.31 and master if it would give better
> > > data than trying to bisect between two -next trees, but I'm sorta stuck
> > > with a machine that won't boot and doesn't tell me much about why.
> > >
> >
>
> > Try merging the following patch to get more information such as the
> > allocation order and gfp_mask. It will also show the VM size of all
> > kthreads and the state of your system memory to deterine whether there's a
> > page allocator issue, lowmem_reserve_ratio is too high, etc.
>
> I'll throw it in.
>
> I did another bisect (mainly because the last one gave a commit that
> obviously seemed bogus and Ingo ask me to)
>
> 3f2aa307c4d26b4ed6509d0a79e8254c9e07e921 is first bad commit
> commit 3f2aa307c4d26b4ed6509d0a79e8254c9e07e921
> Author: Ingo Molnar <mingo@elte.hu>
> Date: Thu Sep 10 20:34:48 2009 +0200
>
> sched: Disable NEW_FAIR_SLEEPERS for now
>
> I'm about to try a linus latest kernel with just this one patch
> reverted.

Odd, I tried to revert this patch but it still went boom....

[ 12.000281] restorecon used greatest stack depth: 3568 bytes left
[ 14.388728] udevd invoked oom-killer: gfp_mask=0x200da, order=0, oomkilladj=-17
[ 14.393200] udevd cpuset=/ mems_allowed=0
[ 14.394340] Pid: 894, comm: udevd Tainted: G W 2.6.31 #144
[ 14.396633] Call Trace:
[ 14.397875] [<ffffffff81112ed5>] __out_of_memory+0x1d5/0x1f0
[ 14.400036] [<ffffffff81113184>] ? out_of_memory+0x1e4/0x220
[ 14.401910] [<ffffffff81113132>] out_of_memory+0x192/0x220
[ 14.403313] [<ffffffff81117764>] __alloc_pages_nodemask+0x694/0x6b0
[ 14.406238] [<ffffffff81149a42>] alloc_page_vma+0x82/0x140
[ 14.408671] [<ffffffff811304fa>] do_wp_page+0x10a/0x960
[ 14.410578] [<ffffffff810ae666>] ? __lock_acquire+0x3c6/0x6d0
[ 14.412073] [<ffffffff81130fd1>] ? handle_mm_fault+0x281/0x8d0
[ 14.417878] [<ffffffff811313af>] handle_mm_fault+0x65f/0x8d0
[ 14.419853] [<ffffffff81536095>] ? do_page_fault+0x1f5/0x470
[ 14.421778] [<ffffffff81532aac>] ? _spin_unlock_irqrestore+0x5c/0xb0
[ 14.424084] [<ffffffff81096166>] ? down_read_trylock+0x76/0x80
[ 14.425358] [<ffffffff81536102>] do_page_fault+0x262/0x470
[ 14.427677] [<ffffffff8153199e>] ? trace_hardirqs_off_thunk+0x3a/0x3c
[ 14.429933] [<ffffffff81533215>] page_fault+0x25/0x30
[ 14.432015] Mem-Info:
[ 14.433872] Node 0 DMA per-cpu:
[ 14.436211] CPU 0: hi: 0, btch: 1 usd: 0
[ 14.438967] CPU 1: hi: 0, btch: 1 usd: 0
[ 14.440258] CPU 2: hi: 0, btch: 1 usd: 0
[ 14.440259] CPU 3: hi: 0, btch: 1 usd: 0
[ 14.440260] CPU 4: hi: 0, btch: 1 usd: 0
[ 14.440262] CPU 5: hi: 0, btch: 1 usd: 0
[ 14.440263] Node 0 DMA32 per-cpu:
[ 14.440265] CPU 0: hi: 186, btch: 31 usd: 60
[ 14.440266] CPU 1: hi: 186, btch: 31 usd: 25
[ 14.440268] CPU 2: hi: 186, btch: 31 usd: 70
[ 14.440269] CPU 3: hi: 186, btch: 31 usd: 0
[ 14.440270] CPU 4: hi: 186, btch: 31 usd: 45
[ 14.440271] CPU 5: hi: 186, btch: 31 usd: 9
[ 14.440274] Active_anon:29401 active_file:53 inactive_anon:242
[ 14.440275] inactive_file:366 unevictable:0 dirty:0 writeback:0 unstable:0
[ 14.440275] free:1173 slab:77594 mapped:66 pagetables:1206 bounce:0
[ 14.440276] Node 0 DMA free:1996kB min:76kB low:92kB high:112kB active_anon:10524kB inactive_anon:0kB active_file:0kB inactive_file:8kB unevictable:0kB present:14140kB pages_scanned:0 all_unreclaimable? no
[ 14.440280] lowmem_reserve[]: 0 483 483 483
[ 14.440283] Node 0 DMA32 free:2696kB min:2772kB low:3464kB high:4156kB active_anon:107080kB inactive_anon:968kB active_file:212kB inactive_file:1456kB unevictable:0kB present:494944kB pages_scanned:192 all_unreclaimable? no
[ 14.440287] lowmem_reserve[]: 0 0 0 0
[ 14.440289] Node 0 DMA: 22*4kB 0*8kB 0*16kB 1*32kB 0*64kB 1*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 2040kB
[ 14.440296] Node 0 DMA32: 146*4kB 4*8kB 0*16kB 1*32kB 2*64kB 1*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 2696kB
[ 14.440302] 517 total pagecache pages
[ 14.440304] 0 pages in swap cache
[ 14.440305] Swap cache stats: add 0, delete 0, find 0/0
[ 14.440306] Free swap = 0kB
[ 14.440307] Total swap = 0kB



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