linux-kernel - [BUG] 2.6.23-rc3-mm1 oom-killer gets invoked

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Date:	Thu, 23 Aug 2007 02:19:14 +0530
From:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	linux-kernel@...r.kernel.org,
	Balbir Singh <balbir@...ux.vnet.ibm.com>
Subject: [BUG] 2.6.23-rc3-mm1 oom-killer gets invoked

Hi Andrew,

I see the oom-killer getting invoked many times on the
2.6.23-rc3-mm1 kernel and have attached the complete console
log and config file.

========================================================
cc1 invoked oom-killer: gfp_mask=0x280d2, order=0, oomkilladj=0

 [<c0147386>] out_of_memory+0x70/0xf6

 [<c01484c4>] <4>cc1 invoked oom-killer: gfp_mask=0x201d2, order=0, 
oomkilladj=0

 [<c0147386>] out_of_memory+0x70/0xf6

 [<c01484c4>] __alloc_pages+0x21b/0x2a8

 [<c0173168>] mntput_no_expire+0x11/0x6e

 [<c0149f29>] __do_page_cache_readahead+0xc8/0x13a

 [<c014535b>] filemap_nopage+0x164/0x30d

 [<c0150c7d>] do_no_page+0x91/0x2fb

 [<c0151201>] __handle_mm_fault+0x151/0x2bc

 [<c016000f>] do_filp_open+0x25/0x39

 [<c0115990>] do_page_fault+0x2a3/0x5f7

 [<c01156ed>] do_page_fault+0x0/0x5f7

 [<c03336c4>] error_code+0x7c/0x84

 [<c0330000>] packet_rcv+0xfd/0x2d7

 =======================

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

Normal per-cpu:

CPU    0: Hot: hi:  186, btch:  31 usd:  67   Cold: hi:   62, btch:  15 
usd:  57

CPU    1: Hot: hi:  186, btch:  31 usd: 170   Cold: hi:   62, btch:  15 
usd:  57

CPU    2: Hot: hi:  186, btch:  31 usd: 126   Cold: hi:   62, btch:  15 
usd:  50

CPU    3: Hot: hi:  186, btch:  31 usd:  50   Cold: hi:   62, btch:  15 
usd:  19

HighMem per-cpu:

CPU    0: Hot: hi:  186, btch:  31 usd:  21   Cold: hi:   62, btch:  15 
usd:  10

CPU    1: Hot: hi:  186, btch:  31 usd:  23   Cold: hi:   62, btch:  15 
usd:  19

CPU    2: Hot: hi:  186, btch:  31 usd:   7   Cold: hi:   62, btch:  15 
usd:  27

CPU    3: Hot: hi:  186, btch:  31 usd:  20   Cold: hi:   62, btch:  15 
usd:  56

Active:228916 inactive:238880 dirty:0 writeback:0 unstable:0

 free:12273 slab:14578 mapped:36 pagetables:10564 bounce:0

DMA free:8076kB min:68kB low:84kB high:100kB active:2496kB 
inactive:1716kB present:16224kB pages_scanned:171850 all_unreclaimable? yes

lowmem_reserve[]: 0 871 2011

Normal free:40400kB min:3740kB low:4672kB high:5608kB active:358456kB 
inactive:358000kB present:892320kB pages_scanned:1427617 
all_unreclaimable? yes

lowmem_reserve[]: 0 0 9123

HighMem free:616kB min:512kB low:1736kB high:2960kB active:554712kB 
inactive:595804kB present:1167812kB pages_scanned:2215902 
all_unreclaimable? yes

lowmem_reserve[]: 0 0 0

DMA: 1*4kB 1*8kB 2*16kB 1*32kB 1*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 
1*2048kB 1*4096kB = 8076kB

Normal: 70*4kB 25*8kB 1*16kB 1*32kB 1*64kB 33*128kB 7*256kB 0*512kB 
1*1024kB 0*2048kB 8*4096kB = 40400kB

HighMem: 49*4kB 20*8kB 4*16kB 6*32kB 1*64kB 0*128kB 0*256kB 0*512kB 
0*1024kB 0*2048kB 0*4096kB = 676kB

Swap cache: add 12954, delete 12954, find 2676/3551, race 0+1

Free swap  = 0kB

Total swap = 8024kB

Out of memory: kill process 27480 (make) score 2082 or a child

Killed process 27908 (sh)

Thanks & Regards,
Kamalesh Babulal.

View attachment "console_log" of type "text/plain" (261846 bytes)

View attachment "dotconfig" of type "text/plain" (66439 bytes)