Backtrace

NMI watchdog: BUG: soft lockup - CPU#49 stuck for 22s! [kworker/49:0:25181]
yrfs: info (func:nic_detector_peer_detect line:269 comm:yrfs_nic_detect pid:3530): all peer nic recovered
Modules linked in:
veth xt_addrtype br_netfilter yrfs(OE) cmac arc4 md4 nls_utf8 cifs ccm xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter fuse rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE) iw_cm(OE) ib_ipoib(OE) ib_cm(OE) ib_uverbs(OE) ib_umad(OE) mlx5_fpga_tools(OE) mlx5_ib(OE) mlx5_core(OE) mlxfw(OE) mlx4_en(OE) mlx4_ib(OE) ib_core(OE) mlx4_core(OE) mlx_compat(OE) devlink overlay(T) sunrpc vfat fat sb_edac coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper
ablk_helper cryptd iTCO_wdt iTCO_vendor_support mxm_wmi ses mei_me enclosure i2c_i801 pcspkr sg mei joydev ipmi_si ipmi_devintf shpchp lpc_ich ipmi_msghandler wmi acpi_power_meter knem(OE) ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic ast drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ahci libahci mpt3sas ixgbe igb libata crct10dif_pclmul crct10dif_common crc32c_intel megaraid_sas mdio i2c_algo_bit ptp raid_class pps_core i2c_core scsi_transport_sas dca dm_mirror dm_region_hash dm_log dm_mod
CPU: 49 PID: 25181 Comm: kworker/49:0 Kdump: loaded Tainted: G           OEL ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name:   4U Rack Server/60G24-US, BIOS 227 05/07/2018
Workqueue: nfsiod rpc_async_release [sunrpc]
task: ffff96df9a6e9fa0 ti: ffff96deb6768000 task.ti: ffff96deb6768000
RIP: 0010:[<ffffffff9e74a54c>]  [<ffffffff9e74a54c>] _atomic_dec_and_lock+0x1c/0x70
RSP: 0018:ffff96deb676bca8  EFLAGS: 00000246
RAX: 000000000016f32b RBX: ffff96deb676bce0 RCX: 000000000016f32a
RDX: 000000000016f32b RSI: ffff96f6c527cc00 RDI: ffff970ddaefbd80
RBP: ffff96deb676bcb8 R08: 8028000000000000 R09: f6e0aaf040140000
R10: 18473f26c3b1dac0 R11: 0000000000000000 R12: 0000000000000010
R13: ffffffff9e5f62d3 R14: ffffffffffffff10 R15: ffff96dfbfc03900
FS:  0000000000000000(0000) GS:ffff96f65fbc0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000549d1a82000 CR3: 000000181aac0000 CR4: 00000000001607e0
Call Trace:
[<ffffffffc09eb226>] __put_nfs_open_context+0x46/0x100 [nfs]
[<ffffffffc09eb2f0>] put_nfs_open_context+0x10/0x20 [nfs]
[<ffffffffc09f5d9c>] nfs_free_request+0xac/0x200 [nfs]
[<ffffffffc09f5f44>] nfs_page_group_destroy+0x54/0x70 [nfs]
[<ffffffffc09f5f87>] nfs_unlock_and_release_request+0x27/0x30 [nfs]
[<ffffffffc09fa224>] nfs_commit_release_pages+0x74/0x230 [nfs]
[<ffffffffc09f8c6c>] nfs_commit_release+0x1c/0x30 [nfs]
[<ffffffffc05a8d73>] rpc_free_task+0x33/0x70 [sunrpc]
[<ffffffffc05a8dc2>] rpc_async_release+0x12/0x20 [sunrpc]
[<ffffffff9e4b2dff>] process_one_work+0x17f/0x440
[<ffffffff9e4b3ac6>] worker_thread+0x126/0x3c0
[<ffffffff9e4b39a0>] ? manage_workers.isra.24+0x2a0/0x2a0
[<ffffffff9e4bae31>] kthread+0xd1/0xe0
[<ffffffff9e4bad60>] ? insert_kthread_work+0x40/0x40
[<ffffffff9eb1f637>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffff9e4bad60>] ? insert_kthread_work+0x40/0x40
Code: 77 dd 5b 41 5c 5d c3 90 90 90 90 90 90 90 90 55 48 89 e5 53 48 89 fb 48 83 ec 08 8b 17 83 fa 01 74 2e 8d 4a ff 89 d0 f0 0f b1 0f <39> c2 89 c1 75 09 31 c0 48 83 c4 08 5b 5d c3 83 f9 01 74 11 8d