kernel:NMI watchdog: BUG: soft lockup - CPU#4

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thiru1190
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Joined: 2018/09/28 09:08:01

kernel:NMI watchdog: BUG: soft lockup - CPU#4

Post by thiru1190 » 2018/09/28 09:13:10

am running webserver on centos 7 its frequently crashing with following error. please someone help us to fix it.

Sep 28 13:59:39 UIAPI03 systemd: systemd-logind.service still around after SIGKILL. Ignoring.
Sep 28 13:59:50 UIAPI03 kernel: NMI watchdog: BUG: soft lockup - CPU#4 stuck for 23s! [10.20.1.5-:17217]
Sep 28 13:59:50 UIAPI03 kernel: Modules linked in: tcp_diag inet_diag rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache vmw_vsock_vmci_transport vsock sunrpc iosf_mbi crc
32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd ppdev vmw_balloon pcspkr joydev sg nfit libnvdimm vmw_vmci shpchp i2c_piix4 parport_pc parport tcp_htcp i
p_tables ext4 mbcache jbd2 sr_mod cdrom ata_generic pata_acpi vmwgfx drm_kms_helper sd_mod crc_t10dif crct10dif_generic syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ahci drm ata_piix lib
ahci crct10dif_pclmul crct10dif_common crc32c_intel libata serio_raw vmxnet3 vmw_pvscsi i2c_core floppy dm_mirror dm_region_hash dm_log dm_mod
Sep 28 13:59:50 UIAPI03 kernel: CPU: 4 PID: 17217 Comm: 10.20.1.5- Kdump: loaded Tainted: G L ------------ 3.10.0-862.11.6.el7.x86_64 #1
Sep 28 13:59:50 UIAPI03 kernel: Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/05/2016
Sep 28 13:59:50 UIAPI03 kernel: task: ffff9d0e75305ee0 ti: ffff9d0e39a28000 task.ti: ffff9d0e39a28000
Sep 28 13:59:50 UIAPI03 kernel: RIP: 0010:[<ffffffffc05160be>] [<ffffffffc05160be>] nfs_sb_active+0x2e/0x80 [nfs]
Sep 28 13:59:50 UIAPI03 kernel: RSP: 0018:ffff9d0e39a2bde8 EFLAGS: 00000246
Sep 28 13:59:50 UIAPI03 kernel: RAX: 0000000000000004 RBX: ffff9d0fffd1bb00 RCX: ffff9d0fe8e5f000
Sep 28 13:59:50 UIAPI03 kernel: RDX: 0000000000000004 RSI: 0000000000000005 RDI: ffff9d0fe8e5c000
Sep 28 13:59:50 UIAPI03 kernel: RBP: ffff9d0e39a2bde8 R08: ffff9d0fe8e5c08c R09: ffffffff99b99d27
Sep 28 13:59:50 UIAPI03 kernel: R10: ffff9d0fffd1bb00 R11: fffff2b60945a880 R12: ffff9d0fe8e5c08c
Sep 28 13:59:50 UIAPI03 kernel: R13: ffff9d0e39a2bde8 R14: ffff9d0fffd1bb00 R15: fffff2b60945a880
Sep 28 13:59:50 UIAPI03 kernel: FS: 0000000000000000(0000) GS:ffff9d0fffd00000(0000) knlGS:0000000000000000
Sep 28 13:59:50 UIAPI03 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Sep 28 13:59:50 UIAPI03 kernel: CR2: 00007fdbcd688000 CR3: 000000009b60e000 CR4: 00000000007607e0
Sep 28 13:59:50 UIAPI03 kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Sep 28 13:59:50 UIAPI03 kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Sep 28 13:59:50 UIAPI03 kernel: PKRU: 00000000
Sep 28 13:59:50 UIAPI03 kernel: Call Trace:
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffffc056df42>] nfs_reap_expired_delegations+0xb2/0x230 [nfsv4]
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffffc056a19d>] nfs4_state_manager+0x5fd/0x8d0 [nfsv4]
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffffc056a470>] ? nfs4_state_manager+0x8d0/0x8d0 [nfsv4]
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffffc056a48f>] nfs4_run_state_manager+0x1f/0x40 [nfsv4]
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffff99abdf21>] kthread+0xd1/0xe0
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffff99abde50>] ? insert_kthread_work+0x40/0x40
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffff9a1255f7>] ret_from_fork_nospec_begin+0x21/0x21
Sep 28 13:59:50 UIAPI03 kernel: [<ffffffff99abde50>] ? insert_kthread_work+0x40/0x40

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