#20820: malloc fail even thow there is memory in swap.
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Reporter: kida5@… | Owner: developers
Type: defect | Status: new
Priority: normal | Milestone:
Component: packages | Version: Chaos Calmer 15.05
Keywords: |
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minidlna fail when scaning media.
version (OpenWrt/Linaro GCC 4.8-2014.04 r46943)
router tplink 3220
kernel log is.
[ 1476.920000] minidlna invoked oom-killer: gfp_mask=0x201da, order=0,
oom_score_adj=0
[ 1476.920000] CPU: 0 PID: 2312 Comm: minidlna Not tainted 3.18.21 #4
[ 1476.930000] Stack : 00000000 00000000 00000000 00000000 803e4292
00000036 00000000 00000000
[ 1476.930000] 00000001 00000000 8032ad8c 80384ba3 00000908 803e34d0
80e2cbf8 00000000
[ 1476.930000] 80384c90 80384db4 00000000 800a37f4 00000006 80080404
00000000 00000000
[ 1476.930000] 8032e384 81e2db84 00000000 00000000 00000000 00000000
00000000 00000000
[ 1476.930000] 00000000 00000000 00000000 00000000 00000000 00000000
00000000 00000000
[ 1476.930000] ...
[ 1476.970000] Call Trace:
[ 1476.970000] [<80071060>] show_stack+0x50/0x84
[ 1476.970000] [<800cb344>] dump_header.isra.17+0x4c/0x13c
[ 1476.980000] [<800cb6ac>] oom_kill_process+0xc8/0x3c8
[ 1476.980000] [<800cbe48>] out_of_memory+0x2f0/0x328
[ 1476.990000] [<800cf074>] __alloc_pages_nodemask+0x628/0x68c
[ 1476.990000] [<800ca754>] filemap_fault+0x24c/0x438
[ 1477.000000] [<800e4c04>] __do_fault+0x34/0x9c
[ 1477.000000] [<800e773c>] do_read_fault.isra.98+0x194/0x230
[ 1477.010000] [<800e7eb8>] handle_mm_fault+0x3f4/0x79c
[ 1477.010000] [<8007568c>] __do_page_fault+0x130/0x390
[ 1477.020000] [<80060820>] ret_from_exception+0x0/0x10
[ 1477.020000]
[ 1477.030000] Mem-Info:
[ 1477.030000] Normal per-cpu:
[ 1477.030000] CPU 0: hi: 0, btch: 1 usd: 0
[ 1477.040000] active_anon:1534 inactive_anon:1618 isolated_anon:64
[ 1477.040000] active_file:49 inactive_file:67 isolated_file:0
[ 1477.040000] unevictable:0 dirty:0 writeback:1453 unstable:0
[ 1477.040000] free:176 slab_reclaimable:571 slab_unreclaimable:1380
[ 1477.040000] mapped:26 shmem:10 pagetables:98 bounce:0
[ 1477.040000] free_cma:0
[ 1477.070000] Normal free:704kB min:672kB low:840kB high:1008kB
active_anon:6136kB inactive_anon:6472kB active_file:196kB
inactive_file:268kB unevictable:0kB isolated(anon):256kB
isolated(file):0kB present:32768kB managed:28524kB mlocked:0kB dirty:0kB
writeback:5812kB mapped:104kB shmem:40kB slab_reclaimable:2284kB
slab_unreclaimable:5520kB kernel_stack:448kB pagetables:392kB unstable:0kB
bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0
all_unreclaimable? no
[ 1477.110000] lowmem_reserve[]: 0 0
[ 1477.110000] Normal: 0*4kB 0*8kB 2*16kB (R) 7*32kB (R) 1*64kB (R)
1*128kB (R) 1*256kB (R) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 704kB
[ 1477.120000] 1668 total pagecache pages
[ 1477.130000] 1542 pages in swap cache
[ 1477.130000] Swap cache stats: add 8921, delete 7379, find 3230/4434
[ 1477.140000] Free swap = 492948kB
[ 1477.140000] Total swap = 503804kB
[ 1477.140000] 8192 pages RAM
[ 1477.150000] 0 pages HighMem/MovableOnly
[ 1477.150000] 1061 pages reserved
[ 1477.150000] [ pid ] uid tgid total_vm rss nr_ptes swapents
oom_score_adj name
[ 1477.160000] [ 521] 0 521 223 0 5 17
0 ubusd
[ 1477.170000] [ 570] 0 570 193 0 4 13
0 askfirst
[ 1477.180000] [ 907] 0 907 261 0 4 37
0 logd
[ 1477.190000] [ 916] 0 916 383 0 3 42
0 rpcd
[ 1477.190000] [ 950] 0 950 391 16 3 46
0 netifd
[ 1477.200000] [ 983] 0 983 341 15 4 9
0 crond
[ 1477.210000] [ 1001] 0 1001 288 1 6 19
0 dropbear
[ 1477.220000] [ 1010] 0 1010 196 15 4 7
0 hd-idle
[ 1477.230000] [ 1052] 0 1052 391 1 4 53
0 uhttpd
[ 1477.230000] [ 1174] 0 1174 622 0 3 37
0 smbd
[ 1477.240000] [ 1176] 0 1176 636 22 3 12
0 nmbd
[ 1477.250000] [ 1223] 0 1223 341 0 4 18
0 udhcpc
[ 1477.260000] [ 1274] 0 1274 412 20 3 32
0 hostapd
[ 1477.270000] [ 1333] 0 1333 600 116 4 137
0 ntfs-3g
[ 1477.280000] [ 1408] 65534 1408 234 14 4 19
0 dnsmasq
[ 1477.280000] [ 1441] 0 1441 468 0 3 109
0 ntfs-3g
[ 1477.290000] [ 1502] 0 1502 4818 28 8 80
0 collectd
[ 1477.300000] [ 1632] 0 1632 342 19 5 6
0 ntpd
[ 1477.310000] [ 2308] 0 2308 4808 21 8 236
0 minidlna
[ 1477.320000] [ 2311] 0 2311 7058 1584 11 1496
0 minidlna
[ 1477.320000] Out of memory: Kill process 2311 (minidlna) score 22 or
sacrifice child
[ 1477.330000] Killed process 2311 (minidlna) total-vm:28232kB, anon-
rss:6236kB, file-rss:100kB
--
Ticket URL: <https://dev.openwrt.org/ticket/20820>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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