WARNING: CPU: 5 PID: 21845 at /build/buildd/linux-3.13.0/fs/

系统错误报告和讨论
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zxh3866245
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系统: ubuntu14.04
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WARNING: CPU: 5 PID: 21845 at /build/buildd/linux-3.13.0/fs/

#1

帖子 zxh3866245 » 2017-06-26 17:53

Jun 23 00:09:02 es-27508 kernel: [16538869.763951] ------------[ cut here ]------------
Jun 23 00:09:02 es-27508 kernel: [16538869.763992] WARNING: CPU: 5 PID: 21845 at /build/buildd/linux-3.13.0/fs/dcache.c:362 d_shrink_del+0x71/0x80()
Jun 23 00:09:02 es-27508 kernel: [16538869.763996] Modules linked in: xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables joydev hid_generic
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel usbhid aes_x86_64 lrw gf128mul glue_helper ablk_helper hid cryptd serio_raw cirrus ttm drm_kms_helper drm syscopyarea sysfillrec
t sysimgblt i2c_piix4 mac_hid lp parport psmouse floppy
Jun 23 00:09:02 es-27508 kernel: [16538869.764074] CPU: 5 PID: 21845 Comm: cron Not tainted 3.13.0-32-generic #57-Ubuntu
Jun 23 00:09:02 es-27508 kernel: [16538869.764076] Hardware name: OpenStack Foundation OpenStack Nova, BIOS 0.5.1 01/01/2007
Jun 23 00:09:02 es-27508 kernel: [16538869.764079] 0000000000000009 ffff88021195dc78 ffffffff8171bcb4 0000000000000000
Jun 23 00:09:02 es-27508 kernel: [16538869.764083] ffff88021195dcb0 ffffffff810676cd ffff88010b9aad80 ffff88021195dd30
Jun 23 00:09:02 es-27508 kernel: [16538869.764086] ffff88010b9aadd8 ffff88010b9aad80 ffff88010b9aad80 ffff88021195dcc0
Jun 23 00:09:02 es-27508 kernel: [16538869.764089] Call Trace:
Jun 23 00:09:02 es-27508 kernel: [16538869.764126] [<ffffffff8171bcb4>] dump_stack+0x45/0x56
Jun 23 00:09:02 es-27508 kernel: [16538869.764140] [<ffffffff810676cd>] warn_slowpath_common+0x7d/0xa0
Jun 23 00:09:02 es-27508 kernel: [16538869.764143] [<ffffffff810677aa>] warn_slowpath_null+0x1a/0x20
Jun 23 00:09:02 es-27508 kernel: [16538869.764146] [<ffffffff811d24a1>] d_shrink_del+0x71/0x80
Jun 23 00:09:02 es-27508 kernel: [16538869.764151] [<ffffffff811d3914>] shrink_dentry_list+0x64/0xe0
Jun 23 00:09:02 es-27508 kernel: [16538869.764154] [<ffffffff811d4728>] shrink_dcache_parent+0x28/0x70
Jun 23 00:09:02 es-27508 kernel: [16538869.764169] [<ffffffff81227f46>] proc_flush_task+0xb6/0x1b0
Jun 23 00:09:02 es-27508 kernel: [16538869.764173] [<ffffffff81068550>] release_task+0x30/0x440
Jun 23 00:09:02 es-27508 kernel: [16538869.764182] [<ffffffff8109e221>] ? thread_group_cputime_adjusted+0x41/0x50
Jun 23 00:09:02 es-27508 kernel: [16538869.764185] [<ffffffff8106923f>] wait_consider_task+0x8df/0xb20
Jun 23 00:09:02 es-27508 kernel: [16538869.764188] [<ffffffff81069580>] do_wait+0x100/0x240
Jun 23 00:09:02 es-27508 kernel: [16538869.764191] [<ffffffff8106a6b4>] SyS_wait4+0x64/0xe0
Jun 23 00:09:02 es-27508 kernel: [16538869.764193] [<ffffffff810682b0>] ? task_stopped_code+0x60/0x60
Jun 23 00:09:02 es-27508 kernel: [16538869.764202] [<ffffffff8172c87f>] tracesys+0xe1/0xe6
Jun 23 00:09:02 es-27508 kernel: [16538869.764204] ---[ end trace 6091b049bc286123 ]---
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] BUG: soft lockup - CPU#5 stuck for 23s! [cron:21845]
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] Modules linked in: xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables joydev hid_generic
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel usbhid aes_x86_64 lrw gf128mul glue_helper ablk_helper hid cryptd serio_raw cirrus ttm drm_kms_helper drm syscopyarea sysfillrec
t sysimgblt i2c_piix4 mac_hid lp parport psmouse floppy
root@es-27508:/var/log# more kern.log.1
Jun 22 15:32:01 es-27508 kernel: [16507849.424059] Peer 218.91.253.114:2205/80 unexpectedly shrunk window 2893564384:2893595408 (repaired)
Jun 22 15:32:02 es-27508 kernel: [16507849.896039] Peer 218.91.253.114:2205/80 unexpectedly shrunk window 2893564384:2893595408 (repaired)
Jun 23 00:09:02 es-27508 kernel: [16538869.763951] ------------[ cut here ]------------
Jun 23 00:09:02 es-27508 kernel: [16538869.763992] WARNING: CPU: 5 PID: 21845 at /build/buildd/linux-3.13.0/fs/dcache.c:362 d_shrink_del+0x71/0x80()
Jun 23 00:09:02 es-27508 kernel: [16538869.763996] Modules linked in: xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables joydev hid_generic
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel usbhid aes_x86_64 lrw gf128mul glue_helper ablk_helper hid cryptd serio_raw cirrus ttm drm_kms_helper drm syscopyarea sysfillrec
t sysimgblt i2c_piix4 mac_hid lp parport psmouse floppy
Jun 23 00:09:02 es-27508 kernel: [16538869.764074] CPU: 5 PID: 21845 Comm: cron Not tainted 3.13.0-32-generic #57-Ubuntu
Jun 23 00:09:02 es-27508 kernel: [16538869.764076] Hardware name: OpenStack Foundation OpenStack Nova, BIOS 0.5.1 01/01/2007
Jun 23 00:09:02 es-27508 kernel: [16538869.764079] 0000000000000009 ffff88021195dc78 ffffffff8171bcb4 0000000000000000
Jun 23 00:09:02 es-27508 kernel: [16538869.764083] ffff88021195dcb0 ffffffff810676cd ffff88010b9aad80 ffff88021195dd30
Jun 23 00:09:02 es-27508 kernel: [16538869.764086] ffff88010b9aadd8 ffff88010b9aad80 ffff88010b9aad80 ffff88021195dcc0
Jun 23 00:09:02 es-27508 kernel: [16538869.764089] Call Trace:
Jun 23 00:09:02 es-27508 kernel: [16538869.764126] [<ffffffff8171bcb4>] dump_stack+0x45/0x56
Jun 23 00:09:02 es-27508 kernel: [16538869.764140] [<ffffffff810676cd>] warn_slowpath_common+0x7d/0xa0
Jun 23 00:09:02 es-27508 kernel: [16538869.764143] [<ffffffff810677aa>] warn_slowpath_null+0x1a/0x20
Jun 23 00:09:02 es-27508 kernel: [16538869.764146] [<ffffffff811d24a1>] d_shrink_del+0x71/0x80
Jun 23 00:09:02 es-27508 kernel: [16538869.764151] [<ffffffff811d3914>] shrink_dentry_list+0x64/0xe0
Jun 23 00:09:02 es-27508 kernel: [16538869.764154] [<ffffffff811d4728>] shrink_dcache_parent+0x28/0x70
Jun 23 00:09:02 es-27508 kernel: [16538869.764169] [<ffffffff81227f46>] proc_flush_task+0xb6/0x1b0
Jun 23 00:09:02 es-27508 kernel: [16538869.764173] [<ffffffff81068550>] release_task+0x30/0x440
Jun 23 00:09:02 es-27508 kernel: [16538869.764182] [<ffffffff8109e221>] ? thread_group_cputime_adjusted+0x41/0x50
Jun 23 00:09:02 es-27508 kernel: [16538869.764185] [<ffffffff8106923f>] wait_consider_task+0x8df/0xb20
Jun 23 00:09:02 es-27508 kernel: [16538869.764188] [<ffffffff81069580>] do_wait+0x100/0x240
Jun 23 00:09:02 es-27508 kernel: [16538869.764191] [<ffffffff8106a6b4>] SyS_wait4+0x64/0xe0
Jun 23 00:09:02 es-27508 kernel: [16538869.764193] [<ffffffff810682b0>] ? task_stopped_code+0x60/0x60
Jun 23 00:09:02 es-27508 kernel: [16538869.764202] [<ffffffff8172c87f>] tracesys+0xe1/0xe6
Jun 23 00:09:02 es-27508 kernel: [16538869.764204] ---[ end trace 6091b049bc286123 ]---
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] BUG: soft lockup - CPU#5 stuck for 23s! [cron:21845]
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] Modules linked in: xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables joydev hid_generic
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel usbhid aes_x86_64 lrw gf128mul glue_helper ablk_helper hid cryptd serio_raw cirrus ttm drm_kms_helper drm syscopyarea sysfillrec
t sysimgblt i2c_piix4 mac_hid lp parport psmouse floppy
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] CPU: 5 PID: 21845 Comm: cron Tainted: G W 3.13.0-32-generic #57-Ubuntu
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] Hardware name: OpenStack Foundation OpenStack Nova, BIOS 0.5.1 01/01/2007
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] task: ffff880170d9c7d0 ti: ffff88021195c000 task.ti: ffff88021195c000
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] RIP: 0010:[<ffffffff81723c12>] [<ffffffff81723c12>] _raw_spin_lock+0x12/0x50
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] RSP: 0018:ffff88021195dcd8 EFLAGS: 00000286
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] RAX: 00000000fae8fae8 RBX: 00000000000050a4 RCX: ffff88010b9aae00
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] RDX: ffff88010b9aae00 RSI: 0000000000000000 RDI: ffff88010b9aadd8
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] RBP: ffff88021195dcd8 R08: 0000000000000092 R09: 000000000000026e
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] R10: 6239343062313930 R11: 2033323136383263 R12: 6091b049bc286123
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] R13: 000000000000016a R14: ffff88021195dc38 R15: ffff88021195dc78
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] FS: 00007ff28df87840(0000) GS:ffff88021fd40000(0000) knlGS:0000000000000000
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] CR2: 00007f99eb370d20 CR3: 0000000111401000 CR4: 00000000001406e0
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] Stack:
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] ffff88021195dd18 ffffffff811d38fe ffff88010b9aae00 ffff88021195dd30
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] ffff880172370d80 ffff88021409a3e0 ffff880172370d80 0000000000005556
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] ffff88021195dd58 ffffffff811d4728 ffff880172370d80 ffff88010b9aa5c0
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] Call Trace:
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff811d38fe>] shrink_dentry_list+0x4e/0xe0
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff811d4728>] shrink_dcache_parent+0x28/0x70
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff81227f46>] proc_flush_task+0xb6/0x1b0
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff81068550>] release_task+0x30/0x440
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff8109e221>] ? thread_group_cputime_adjusted+0x41/0x50
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff8106923f>] wait_consider_task+0x8df/0xb20
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff81069580>] do_wait+0x100/0x240
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff8106a6b4>] SyS_wait4+0x64/0xe0
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff810682b0>] ? task_stopped_code+0x60/0x60
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] [<ffffffff8172c87f>] tracesys+0xe1/0xe6
Jun 23 00:09:28 es-27508 kernel: [16538896.148006] Code: f6 47 02 01 74 e5 0f 1f 00 e8 92 1a ff ff eb db 66 0f 1f 84 00 00 00 00 00 66 66 66 66 90 55 48 89 e5 b8 00 00 02 00 f0 0f c1 07 <89>
c2 c1 ea 10 66 39 c2 75 02 5d c3 83 e2 fe 0f b7 f2 b8 00 80
Jun 23 00:09:56 es-27508 kernel: [16538924.148004] BUG: soft lockup - CPU#5 stuck for 22s! [cron:21845]
Jun 23 00:09:56 es-27508 kernel: [16538924.148004] Modules linked in: xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables joydev hid_generic



ubuntu14.04
Linux es-27508 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

出现内核报警, 发现问题的时候发现内存占用已经偏高,然后吧php-fpm进程减少 重启后 还是未能解决问题。 算了一下发现php及mysql并没有占用太高的内存,系统内存查不到是什么进程占用,怀疑可能是内存泄漏,之后服务器就宕了=。=! 重启服务器问题未再出现

这内核报错是什么问题, 是否需要升级内核来搞定?
poloshiao
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Re: WARNING: CPU: 5 PID: 21845 at /build/buildd/linux-3.13.0

#2

帖子 poloshiao » 2017-06-26 18:10

https://bugs.launchpad.net/ubuntu/+sour ... ug/1388781
Ubuntu server 14.04.1 LTS freeze

https://bugs.launchpad.net/ubuntu/+sour ... ug/1369095
BTRFS crash with Ubuntu Server 14.04 LTS (under openstack)
broken_pipe
帖子: 1
注册时间: 2018-06-19 10:04
系统: ubuntu14.04
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Re: WARNING: CPU: 5 PID: 21845 at /build/buildd/linux-3.13.0

#3

帖子 broken_pipe » 2018-06-19 10:11

请问这个问题最后如何解决的?是原因导致的?
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