Kerneloops

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Problem #828308
Component
kernel Tainted
Last affected version
0:3.10.0-327.el7
Executable
unknown
First occurrence
2026-07-11
Last occurrence
2026-08-12
Unique reports
2
Quality
-63

Statistics

Operating system Unique / Total count
CentOS 7 2 / 12
Operating system Count
CentOS 7 12
Architecture Count
x86_64 12
Related packages Count
kernel 12
 0:3.10.0-327.el7 12

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
memcmp
vmlinux 0xffffffff812fb85f
Build id: 3.10.0-327.el7.x86_64 		0xf
2
ldlm_res_hop_keycmp
ptlrpc 0xffffffffa0aed177
Build id: 3.10.0-327.el7.x86_64 		0x17
3
cfs_hash_bd_lookup_intent
libcfs 0xffffffffa07a0bf7
Build id: 3.10.0-327.el7.x86_64 		0x57
4
cfs_hash_bd_lookup_locked
libcfs 0xffffffffa07a0d16
Build id: 3.10.0-327.el7.x86_64 		0x16
5
ldlm_resource_get
ptlrpc 0xffffffffa0af0f56
Build id: 3.10.0-327.el7.x86_64 		0x86
6
? _unknown_
vmlinux 0xffffffffa0d3c000
Build id: 3.10.0-327.el7.x86_64 		-
7
ldlm_resource_iterate
ptlrpc 0xffffffffa0afe4f9
Build id: 3.10.0-327.el7.x86_64 		0x49
8
? _unknown_
vmlinux 0xffffffffa0d3c000
Build id: 3.10.0-327.el7.x86_64 		-
9
mdc_find_cbdata
mdc 0xffffffffa0c41b7b
Build id: 3.10.0-327.el7.x86_64 		0x8b
10
lmv_find_cbdata
lmv 0xffffffffa0d11ad7
Build id: 3.10.0-327.el7.x86_64 		0x217
11
? _unknown_
vmlinux 0xffffffffa0d3c000
Build id: 3.10.0-327.el7.x86_64 		-
12
ll_d_iput
lustre 0xffffffffa0d3c830
Build id: 3.10.0-327.el7.x86_64 		0xa0
13
? call_rcu_sched
vmlinux 0xffffffff8112483d
Build id: 3.10.0-327.el7.x86_64 		0x1d
14
shrink_dentry_list
vmlinux 0xffffffff811f6e23
Build id: 3.10.0-327.el7.x86_64 		0x1f3
15
shrink_dcache_parent
vmlinux 0xffffffff811f71b8
Build id: 3.10.0-327.el7.x86_64 		0x38
16
d_invalidate
vmlinux 0xffffffff811f7252
Build id: 3.10.0-327.el7.x86_64 		0x42
17
lookup_dcache
vmlinux 0xffffffff811e8fbb
Build id: 3.10.0-327.el7.x86_64 		0x6b
18
__lookup_hash
vmlinux 0xffffffff811e902d
Build id: 3.10.0-327.el7.x86_64 		0x2d
19
filename_create
vmlinux 0xffffffff811ee098
Build id: 3.10.0-327.el7.x86_64 		0x98
20
? kmem_cache_alloc
vmlinux 0xffffffff811c0e65
Build id: 3.10.0-327.el7.x86_64 		0x35
21
? getname_flags
vmlinux 0xffffffff811eec0f
Build id: 3.10.0-327.el7.x86_64 		0x4f
22
? getname_flags
vmlinux 0xffffffff811eec84
Build id: 3.10.0-327.el7.x86_64 		0xc4
23
? mntput_no_expire
vmlinux 0xffffffff811fe6fe
Build id: 3.10.0-327.el7.x86_64 		0x3e
24
user_path_create
vmlinux 0xffffffff811eef31
Build id: 3.10.0-327.el7.x86_64 		0x41
25
SyS_mkdirat
vmlinux 0xffffffff811f0246
Build id: 3.10.0-327.el7.x86_64 		0x46
26
SyS_mkdir
vmlinux 0xffffffff811f02f9
Build id: 3.10.0-327.el7.x86_64 		0x19
27
system_call_fastpath
vmlinux 0xffffffff81645909
Build id: 3.10.0-327.el7.x86_64 		0x16 
BUG: soft lockup - CPU#14 stuck for 23s! [mkdir:10663]
Modules linked in: usb_storage tcp_lp bnep bluetooth rfkill osc(OE) mgc(OE) lustre(OE) lmv(OE) fld(OE) mdc(OE) fid(OE) lov(OE) ptlrpc(OE) fuse ksocklnd(OE) ko2iblnd(OE) obdclass(OE) lnet(OE) sha512_generic nf_conntrack_netlink nfnetlink bridge stp llc overlay crypto_null libcfs(OE) ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables tun xt_conntrack iptable_filter ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_addrtype iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE) iw_cm(OE) ib_ipoib(OE) ib_cm(OE) ib_uverbs(OE) ib_umad(OE) mlx4_en(OE) mlx4_ib(OE) ib_sa(OE) ib_mad(OE) mlx4_core(OE) iTCO_wdt iTCO_vendor_support coretemp intel_rapl kvm ipmi_devintf pcspkr ses enclosure sb_edac edac_core sg mei_me lpc_ich mei
i2c_i801 mfd_core shpchp ipmi_si ipmi_msghandler acpi_power_meter nfsd auth_rpcgss nfs_acl lockd knem(OE) grace binfmt_misc ip_tables ext4 mbcache jbd2 mlx5_ib(OE) ib_core(OE) ib_addr(OE) ib_netlink(OE) sd_mod crc_t10dif crct10dif_generic mxm_wmi crct10dif_pclmul crct10dif_common crc32_pclmul crc32c_intel ghash_clmulni_intel ast syscopyarea sysfillrect aesni_intel sysimgblt lrw gf128mul drm_kms_helper glue_helper ablk_helper cryptd ttm drm igb mlx5_core(OE) mlx_compat(OE) vxlan dca ip6_udp_tunnel i2c_algo_bit udp_tunnel ptp aacraid i2c_core pps_core wmi sunrpc dm_mirror dm_region_hash dm_log dm_mod scsi_transport_iscsi
CPU: 14 PID: 10663 Comm: mkdir Tainted: G           OEL ------------   3.10.0-327.el7.x86_64 #1
Hardware name: Inspur NF5270M4/YZMB-00609-101, BIOS 4.1.14 02/08/2017
task: ffff8817e34b0000 ti: ffff880fc95dc000 task.ti: ffff880fc95dc000
RIP: 0010:[<ffffffff812fb85f>]  [<ffffffff812fb85f>] memcmp+0xf/0x50
RSP: 0018:ffff880fc95dfae8  EFLAGS: 00000202
RAX: 00000000000000b5 RBX: ffff88181a028000 RCX: 00000000000000a4
RDX: 0000000000000020 RSI: ffff8801c3284b90 RDI: ffff880fc95dfbf8
RBP: ffff880fc95dfae8 R08: 0000000000000003 R09: 000000000000c02e
R10: 000000000000000b R11: 00000000000000e3 R12: ffffffffa0ae649b
R13: ffff880fc95dfa68 R14: ffff880c3ac79418 R15: ffff88181a028000
FS:  00002adfce585440(0000) GS:ffff88187fd80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002adfcea611c0 CR3: 0000000cfa515000 CR4: 00000000003407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
ffff880fc95dfaf8 ffffffffa0aed177 ffff880fc95dfb48 ffffffffa07a0bf7
0000000036c10b00 0000000000000000 ffff880fc95dfb78 ffff880c3ac79400
ffff880fc95dfbf8 ffff88183b36dbc0 0000000000000000 0000000000000000
Call Trace:
[<ffffffffa0aed177>] ldlm_res_hop_keycmp+0x17/0x30 [ptlrpc]
[<ffffffffa07a0bf7>] cfs_hash_bd_lookup_intent+0x57/0x160 [libcfs]
[<ffffffffa07a0d16>] cfs_hash_bd_lookup_locked+0x16/0x20 [libcfs]
[<ffffffffa0af0f56>] ldlm_resource_get+0x86/0xa30 [ptlrpc]
[<ffffffffa0d3c000>] ? 0xffffffffa0d3bfff
[<ffffffffa0afe4f9>] ldlm_resource_iterate+0x49/0x180 [ptlrpc]
[<ffffffffa0d3c000>] ? 0xffffffffa0d3bfff
[<ffffffffa0c41b7b>] mdc_find_cbdata+0x8b/0x1d0 [mdc]
[<ffffffffa0d11ad7>] lmv_find_cbdata+0x217/0x610 [lmv]
[<ffffffffa0d3c000>] ? 0xffffffffa0d3bfff
[<ffffffffa0d3c830>] ll_d_iput+0xa0/0x520 [lustre]
[<ffffffff8112483d>] ? call_rcu_sched+0x1d/0x20
[<ffffffff811f6e23>] shrink_dentry_list+0x1f3/0x480
[<ffffffff811f71b8>] shrink_dcache_parent+0x38/0x90
[<ffffffff811f7252>] d_invalidate+0x42/0xa0
[<ffffffff811e8fbb>] lookup_dcache+0x6b/0xb0
[<ffffffff811e902d>] __lookup_hash+0x2d/0x60
[<ffffffff811ee098>] filename_create+0x98/0x180
[<ffffffff811c0e65>] ? kmem_cache_alloc+0x35/0x1d0
[<ffffffff811eec0f>] ? getname_flags+0x4f/0x1a0
[<ffffffff811eec84>] ? getname_flags+0xc4/0x1a0
[<ffffffff811fe6fe>] ? mntput_no_expire+0x3e/0x120
[<ffffffff811eef31>] user_path_create+0x41/0x60
[<ffffffff811f0246>] SyS_mkdirat+0x46/0xe0
[<ffffffff811f02f9>] SyS_mkdir+0x19/0x20
[<ffffffff81645909>] system_call_fastpath+0x16/0x1b
Code: 01 5d c3 66 0f 1f 84 00 00 00 00 00 31 c0 c6 06 00 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 85 d2 48 89 e5 74 3c 0f b6 07 0f b6 0e <29> c8 75 27 48 83 ea 01 31 c9 eb 1a 0f 1f 44 00 00 44 0f b6 4c