Backtrace

NMI watchdog: BUG: soft lockup - CPU#14 stuck for 21s! [pgrep:3623]
Modules linked in: uinput xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat iptable_mangle iptable_security iptable_raw nf_conntrack ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ppdev virtio_rng sg joydev iosf_mbi parport_pc crc32_pclmul parport i2c_piix4 ghash_clmulni_intel aesni_intel pcspkr nfsd nfs_acl lockd auth_rpcgss grace sunrpc ip_tables xfs libcrc32c
sr_mod cdrom sd_mod crc_t10dif ata_generic pata_acpi virtio_net virtio_console virtio_scsi qxl drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ata_piix ttm drm libata crct10dif_pclmul virtio_pci serio_raw floppy virtio_ring virtio drm_panel_orientation_quirks dm_mirror dm_region_hash dm_log authenc cmac zlib wp512 twofish_generic twofish_avx_x86_64 twofish_x86_64_3way twofish_x86_64 twofish_common tea sha512_ssse3 sha512_generic serpent_avx2 serpent_avx_x86_64 serpent_sse2_x86_64 serpent_generic seed salsa20_generic salsa20_x86_64 rmd320 rmd256 rmd160 rmd128 michael_mic md4 khazad ghash_generic gcm fcrypt drbg dm_crypt dm_mod des_generic deflate cts crypto_null crct10dif_generic crct10dif_common crc32c_intel ccm cast6_avx_x86_64 cast6_generic cast_common camellia_generic
camellia_aesni_avx2 camellia_aesni_avx_x86_64 ablk_helper cryptd camellia_x86_64 xts lrw gf128mul glue_helper blowfish_generic blowfish_x86_64 blowfish_common arc4 ansi_cprng [last unloaded: tcrypt]
CPU: 14 PID: 3623 Comm: pgrep Kdump: loaded Tainted: G             L ------------   3.10.0-1062.9.1.el7.x86_64 #1
Hardware name: oVirt oVirt Node, BIOS 1.11.0-2.el7 04/01/2014
task: ffff8f7273e68000 ti: ffff8f6a7fb3c000 task.ti: ffff8f6a7fb3c000
RIP: 0010:[<ffffffff97317100>]  [<ffffffff97317100>] avtab_search_node+0x50/0x90
RSP: 0018:ffff8f6a7fb3fbf8  EFLAGS: 00010286
RAX: ffff8fadf5e1d6f0 RBX: 0000000000000139 RCX: 000000000000015f
RDX: 0000000000000cd8 RSI: 0000000000000007 RDI: ffffffff98249048
RBP: ffff8f6a7fb3fbf8 R08: 0000000000000707 R09: ffff8fadf27d4000
R10: 0000000000000583 R11: 0000000000000004 R12: 0000000000000707
R13: ffff8fadf64c8000 R14: 00000000000004eb R15: 0000000000000004
FS:  00007fbe35f1f880(0000) GS:ffff8fadfd380000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000ce2298 CR3: 0000002c42afe000 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
[<ffffffff9731e901>] context_struct_compute_av+0x1d1/0x4d0
[<ffffffff9731fa64>] security_compute_av+0x104/0x2f0
[<ffffffff97779ef9>] avc_compute_av+0x41/0x1fe
[<ffffffff97130008>] ? cpuset_attach+0x2c8/0x3b0
[<ffffffff9730725c>] avc_has_perm_flags+0xdc/0x1c0
[<ffffffff9730a5fa>] inode_has_perm.isra.34.constprop.71+0x2a/0x30
[<ffffffff9730f594>] selinux_inode_getattr+0x64/0x90
[<ffffffff97304296>] security_inode_getattr+0x26/0x30
[<ffffffff97250208>] vfs_getattr+0x28/0x80
[<ffffffff97250355>] vfs_fstatat+0x75/0xc0
[<ffffffff972506fe>] SYSC_newstat+0x2e/0x60
[<ffffffff97250bbe>] SyS_newstat+0xe/0x10
[<ffffffff9778dede>] system_call_fastpath+0x25/0x2a
Code: b7 4e 02 0f b7 76 04 44 0f b7 d1 0f b7 c6 46 8d 14 90 0f b7 c2 c1 e0 09 44 01 d0 66 23 47 10 0f b7 c0 49 8b 04 c1 48 85 c0 74 10 <66> 3b 10 74 13 72 09 48 8b 40 10 48 85 c0 75 f0 31 c0 5d c3 0f