Kerneloops

Similar reports
Problem #822852
Component
kernel
Last affected version
0:3.10.0-693.el7
Executable
unknown
First occurrence
2020-09-30
Last occurrence
2026-11-11
Unique reports
10
Quality
-33

Statistics

Operating system Unique / Total count
CentOS 7 10 / 200
Operating system Count
CentOS 7 200
Architecture Count
x86_64 200
Related packages Count
kernel 200
 0:3.10.0-693.el7 170
 0:3.10.0-693.2.2.el7 30

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
_raw_spin_trylock
vmlinux 0xffffffff816abafb
Build id: 3.10.0-693.el7.x86_64 		0xb
2
shrink_dentry_list
vmlinux 0xffffffff8121a232
Build id: 3.10.0-693.el7.x86_64 		0xf2
3
prune_dcache_sb
vmlinux 0xffffffff8121aa88
Build id: 3.10.0-693.el7.x86_64 		0x148
4
prune_super
vmlinux 0xffffffff8120385d
Build id: 3.10.0-693.el7.x86_64 		0xbd
5
shrink_slab
vmlinux 0xffffffff81195413
Build id: 3.10.0-693.el7.x86_64 		0x163
6
? vmpressure
vmlinux 0xffffffff811f74d1
Build id: 3.10.0-693.el7.x86_64 		0x21
7
balance_pgdat
vmlinux 0xffffffff81199081
Build id: 3.10.0-693.el7.x86_64 		0x4b1
8
kswapd
vmlinux 0xffffffff81199323
Build id: 3.10.0-693.el7.x86_64 		0x173
9
? wake_up_atomic_t
vmlinux 0xffffffff810b1910
Build id: 3.10.0-693.el7.x86_64 		0x30
10
? balance_pgdat
vmlinux 0xffffffff811991b0
Build id: 3.10.0-693.el7.x86_64 		0x5e0
11
kthread
vmlinux 0xffffffff810b098f
Build id: 3.10.0-693.el7.x86_64 		0xcf
12
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.el7.x86_64 		0x40
13
ret_from_fork
vmlinux 0xffffffff816b4f18
Build id: 3.10.0-693.el7.x86_64 		0x58
14
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.el7.x86_64 		0x40 
NMI watchdog: BUG: soft lockup - CPU#18 stuck for 21s! [kswapd0:225]
Modules linked in: binfmt_misc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfsv3 rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache bonding iTCO_wdt iTCO_vendor_support vfat skx_edac fat edac_core intel_powerclamp coretemp intel_rapl iosf_mbi kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd sg ipmi_ssif pcspkr lpc_ich i2c_i801 shpchp mei_me mei ipmi_si wmi ipmi_devintf ipmi_msghandler nfit libnvdimm acpi_pad acpi_power_meter nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic crct10dif_pclmul crct10dif_common crc32c_intel ahci libahci ast drm_kms_helper megaraid_sas libata i40e syscopyarea sysfillrect sysimgblt fb_sys_fops ttm igb drm ptp pps_core dca i2c_algo_bit i2c_core dm_mirror
dm_region_hash dm_log dm_mod
CPU: 18 PID: 225 Comm: kswapd0 Tainted: G             L ------------   3.10.0-693.el7.x86_64 #1
Hardware name: Intel Corporation S2600WFT/S2600WFT, BIOS SE5C620.86B.00.01.0016.020120190930 02/01/2019
task: ffff8857ab754f10 ti: ffff8823eb5bc000 task.ti: ffff8823eb5bc000
RIP: 0010:[<ffffffff816abafb>]  [<ffffffff816abafb>] _raw_spin_trylock+0xb/0x40
RSP: 0018:ffff8823eb5bfbb0  EFLAGS: 00000286
RAX: ffff8827cc67bac0 RBX: ffff8823eb5bfb48 RCX: 0000000000000000
RDX: 0000000000810000 RSI: 000000000008eaae RDI: ffff8857ab9d3258
RBP: ffff8823eb5bfbb0 R08: 0000000000000000 R09: ffff8857abf17880
R10: ffff8827cc67ba40 R11: 0000000000000220 R12: 0000000000000010
R13: ffffffff810fa322 R14: ffffffffffffff10 R15: ffff8824b1aec900
FS:  0000000000000000(0000) GS:ffff8823ece80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000002dddeec CR3: 00000000019f2000 CR4: 00000000003407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
ffff8823eb5bfc08 ffffffff8121a232 ffff8827cc67ba40 0000000000000000
ffff8827cc67bac0 00000000e82411c3 ffff880c2f4c4058 ffff8824b1aec800
0000000000000000 ffff8824b1aec8d0 ffff880c2f4c4080 ffff8823eb5bfc68
Call Trace:
[<ffffffff8121a232>] shrink_dentry_list+0xf2/0x490
[<ffffffff8121aa88>] prune_dcache_sb+0x148/0x190
[<ffffffff8120385d>] prune_super+0xbd/0x170
[<ffffffff81195413>] shrink_slab+0x163/0x330
[<ffffffff811f74d1>] ? vmpressure+0x21/0x90
[<ffffffff81199081>] balance_pgdat+0x4b1/0x5e0
[<ffffffff81199323>] kswapd+0x173/0x440
[<ffffffff810b1910>] ? wake_up_atomic_t+0x30/0x30
[<ffffffff811991b0>] ? balance_pgdat+0x5e0/0x5e0
[<ffffffff810b098f>] kthread+0xcf/0xe0
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
[<ffffffff816b4f18>] ret_from_fork+0x58/0x90
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
Code: 89 e5 81 80 44 c0 ff ff 00 02 00 00 f0 48 ff 0f 79 05 e8 b9 5f c8 ff 5d c3 0f 1f 80 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 8b 17 <83> fa 03 75 18 89 d0 b9 01 00 00 00 f0 0f b1 0f 39 c2 74 19 31