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сервер виснет

Buzz Aldrin
На сайте с 26.12.2014
Offline
21
Buzz Aldrin
1902

приветствую,

в логах вот такое, в какую сторону смотреть?

# uname -a
Linux server 3.16.0-4-amd64 #1 SMP Debian 3.16.43-2+deb8u2 (2017-06-26) x86_64 GNU/Linux
Jul 15 18:12:10 server kernel: [282183.430828] BUG: unable to handle kernel NULL pointer dereference at 0000000000000090
Jul 15 18:12:10 server kernel: [282183.430847] IP: [<ffffffff81519fba>] _raw_spin_lock+0xa/0x30
Jul 15 18:12:10 server kernel: [282183.430862] PGD 11cc35067 PUD 1196ab067 PMD 0
Jul 15 18:12:10 server kernel: [282183.430873] Oops: 0002 [#1] SMP
Jul 15 18:12:10 server kernel: [282183.430882] Modules linked in: binfmt_misc ip6table_filter ip6_tables cpufreq_conservative cpufreq_userspace cpufreq_stats cpufreq_powersave ip_set_hash_ip xt_owner xt_multiport xt_tcpudp xt_set ip_set_hash_net ip_set nfnetlink nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables quota_v2 quota_tree x86_pkg_temp_thermal coretemp kvm_intel kvm evdev crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd serio_raw tpm_tis tpm wmi acpi_cpufreq video processor button thermal_sys acpi_pad autofs4 ext4 crc16 mbcache jbd2 btrfs xor raid6_pq dm_mod md_mod sg sd_mod crc_t10dif crct10dif_generic ahci libahci crct10dif_pclmul crct10dif_common e1000e crc32c_intel libata xhci_hcd ptp psmouse pps_core usbcore scsi_mod usb_common i2c_hid hid i2c_core
Jul 15 18:12:10 server kernel: [282183.431115] CPU: 1 PID: 58 Comm: kswapd0 Not tainted 3.16.0-4-amd64 #1 Debian 3.16.43-2+deb8u2
Jul 15 18:12:10 server kernel: [282183.431157] Hardware name: FUJITSU /D3401-H2, BIOS V5.0.0.12 R1.5.0 for D3401-H2x 02/27/2017
Jul 15 18:12:10 server kernel: [282183.431201] task: ffff88084d876050 ti: ffff880849ff4000 task.ti: ffff880849ff4000
Jul 15 18:12:10 server kernel: [282183.431241] RIP: 0010:[<ffffffff81519fba>] [<ffffffff81519fba>] _raw_spin_lock+0xa/0x30
Jul 15 18:12:10 server kernel: [282183.431284] RSP: 0018:ffff880849ff7b80 EFLAGS: 00010206
Jul 15 18:12:10 server kernel: [282183.431307] RAX: 0000000000010000 RBX: ffff8806d71104b0 RCX: 0000000000000003
Jul 15 18:12:10 server kernel: [282183.431345] RDX: 0000000000060006 RSI: ffff88086a36e640 RDI: 0000000000000090
Jul 15 18:12:10 server kernel: [282183.431384] RBP: ffff8806d7110698 R08: ffff880849ff7c30 R09: ffff880849ff7b30
Jul 15 18:12:10 server kernel: [282183.431423] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
Jul 15 18:12:10 server kernel: [282183.431461] R13: ffff8806d71104b0 R14: ffff880849ff7c30 R15: ffff88086a36e640
Jul 15 18:12:10 server kernel: [282183.431500] FS: 0000000000000000(0000) GS:ffff88086e440000(0000) knlGS:0000000000000000
Jul 15 18:12:10 server kernel: [282183.431540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jul 15 18:12:10 server kernel: [282183.431564] CR2: 0000000000000090 CR3: 0000000148342000 CR4: 00000000003407e0
Jul 15 18:12:10 server kernel: [282183.431603] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Jul 15 18:12:10 server kernel: [282183.431642] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Jul 15 18:12:10 server kernel: [282183.431681] Stack:
Jul 15 18:12:10 server kernel: [282183.431698] ffffffff811de965 ffff8806d71105a8 ffff88086a36e640 ffff880849ff7c38
Jul 15 18:12:10 server kernel: [282183.431740] ffffffff811c56b3 ffff88086a36e648 ffff880148d0b990 ffffffff811c55e0
Jul 15 18:12:10 server kernel: [282183.431781] ffff8806d71105a8 ffffffff8116448a ffff880849ff7c38 0000000000000013
Jul 15 18:12:10 server kernel: [282183.431822] Call Trace:
Jul 15 18:12:10 server kernel: [282183.431843] [<ffffffff811de965>] ? remove_inode_buffers+0x35/0x90
Jul 15 18:12:10 server kernel: [282183.431870] [<ffffffff811c56b3>] ? inode_lru_isolate+0xd3/0x1b0
Jul 15 18:12:10 server kernel: [282183.431894] [<ffffffff811c55e0>] ? iput+0x180/0x180
Jul 15 18:12:10 server kernel: [282183.431919] [<ffffffff8116448a>] ? list_lru_walk_node+0x7a/0x190
Jul 15 18:12:10 server kernel: [282183.431944] [<ffffffff811c5ce9>] ? prune_icache_sb+0x39/0x50
Jul 15 18:12:10 server kernel: [282183.431969] [<ffffffff811ae2bf>] ? super_cache_scan+0xff/0x170
Jul 15 18:12:10 server kernel: [282183.431994] [<ffffffff8114f9f7>] ? shrink_slab_node+0x137/0x2f0
Jul 15 18:12:10 server kernel: [282183.432020] [<ffffffff811a4445>] ? vmpressure+0x45/0x80
Jul 15 18:12:10 server kernel: [282183.432044] [<ffffffff811513d2>] ? shrink_slab+0x82/0x150
Jul 15 18:12:10 server kernel: [282183.432068] [<ffffffff81154c6e>] ? balance_pgdat+0x3be/0x5c0
Jul 15 18:12:10 server kernel: [282183.432093] [<ffffffff81154fcc>] ? kswapd+0x15c/0x460
Jul 15 18:12:10 server kernel: [282183.432118] [<ffffffff810a9610>] ? prepare_to_wait_event+0xf0/0xf0
Jul 15 18:12:10 server kernel: [282183.432143] [<ffffffff81154e70>] ? balance_pgdat+0x5c0/0x5c0
Jul 15 18:12:10 server kernel: [282183.432168] [<ffffffff8108954d>] ? kthread+0xbd/0xe0
Jul 15 18:12:10 server kernel: [282183.432192] [<ffffffff81089490>] ? kthread_create_on_node+0x180/0x180
Jul 15 18:12:10 server kernel: [282183.432218] [<ffffffff8151a3d8>] ? ret_from_fork+0x58/0x90
Jul 15 18:12:10 server kernel: [282183.432243] [<ffffffff81089490>] ? kthread_create_on_node+0x180/0x180
Jul 15 18:12:10 server kernel: [282183.432268] Code: 0f b7 17 66 39 d1 74 f4 f3 90 0f b7 17 66 39 d0 75 f6 eb e8 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 00 00 01 00 <f0> 0f c1 07 89 c2 c1 ea 10 66 39 c2 89 d1 75 01 c3 0f b7 07 66
Jul 15 18:12:10 server kernel: [282183.432378] RIP [<ffffffff81519fba>] _raw_spin_lock+0xa/0x30
Jul 15 18:12:10 server kernel: [282183.432404] RSP <ffff880849ff7b80>
Jul 15 18:12:10 server kernel: [282183.432423] CR2: 0000000000000090
Jul 15 18:12:10 server kernel: [282183.432897] ---[ end trace c3158a380605920f ]---
Продам вечную лицензию ispmanager 4.4 Professional за 999 рублей. Обращаться zetronin@gmail.com или в ЛС.
V
На сайте с 18.03.2013
Offline
90
VPSprima
#1

Похоже проблемы с памятью.

Поставьте "mcelog", возможно там будут ошибки

Buzz Aldrin
На сайте с 26.12.2014
Offline
21
Buzz Aldrin
#2
VPSprima:
Похоже проблемы с памятью.
Поставьте "mcelog", возможно там будут ошибки

спасибо за правильное направление насчет памяти, оказывается есть еще утиль memtester, можно тестить память на работающем сервере, буду пробовать его...

https://www.stableit.ru/search/label/memtester

---------- Добавлено 16.07.2017 в 22:22 ----------

UPD: таки да, memtester показал

FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b362c8.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b362d0.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b36590.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b36598.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b366e8.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b37488.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b37490.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b37498.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b377b0.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b378a8.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b37b90.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b380e0.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b380e8.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b380f0.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b383a0.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b38490.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b384a0.
FAILURE: 0xa0a0a0a080a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b384a8.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b384d0.
FAILURE: 0xa0a0a0a1a0a0a0a != 0xa0a0a0a0a0a0a0a at offset 0x161b384d8.

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