Backtrace

NMI watchdog: BUG: soft lockup - CPU#3 stuck for 1389s! [cupsd:1551]
01:40:23.463238 timesync vgsvcTimeSyncWorker: Radical host time change: 3 593 452 000 000ns (HostNow=1 793 497 226 215 000 000 ns HostLast=1 793 493 632 763 000 000 ns)
01:40:23.463407 timesync vgsvcTimeSyncWorker: Radical guest time change: 3 591 464 411 000ns (GuestNow=1 793 497 223 463 215 000 ns GuestLast=1 793 493 631 998 804 000 ns fSetTimeLastLoop=false)
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache vboxsf(OE) 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 ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc snd_intel8x0 snd_ac97_codec ppdev ac97_bus snd_seq snd_seq_device snd_pcm joydev sg pcspkr vboxguest(OE) snd_timer parport_pc snd parport soundcore i2c_piix4 video ip_tables xfs libcrc32c sd_mod crc_t10dif
crct10dif_generic crct10dif_common ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ahci ata_piix drm libahci e1000 libata crc32c_intel serio_raw drm_panel_orientation_quirks dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 3 PID: 1551 Comm: cupsd Kdump: loaded Tainted: G           OEL ------------   3.10.0-1160.119.1.el7.x86_64 #1
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
task: ffff909a35648000 ti: ffff909ac6828000 task.ti: ffff909ac6828000
RIP: 0010:[<ffffffffa9d2f3a3>]  [<ffffffffa9d2f3a3>] avtab_search_node+0x53/0xa0
RSP: 0018:ffff909ac682baa8  EFLAGS: 00010206
RAX: ffff909adaade888 RBX: ffffffffc040cf46 RCX: 000000000000012e
RDX: 0000000000000cd8 RSI: 0000000000000004 RDI: ffffffffaac7d6c8
RBP: ffff909ac682baa8 R08: 0000000000000707 R09: ffff909adad8c000
R10: 00000000000004bc R11: 0000000000000000 R12: ffff909ac682ba58
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f37393ab8c0(0000) GS:ffff909b1fd80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe04b166000 CR3: 00000000c9e9c000 CR4: 00000000000206e0
Call Trace:
[<ffffffffa9d36e91>] context_struct_compute_av+0x1d1/0x4e0
[<ffffffffa9d38034>] security_compute_av+0x104/0x2f0
[<ffffffffaa1b0b44>] avc_compute_av+0x41/0x1e8
[<ffffffffc0469c67>] ? kmem_zone_alloc+0x97/0x130 [xfs]
[<ffffffffa9d1ed8f>] avc_has_perm_noaudit+0xcf/0x140
[<ffffffffc046a348>] ? xlog_grant_head_check+0x58/0x120 [xfs]
[<ffffffffa9d2235b>] cred_has_capability+0x6b/0x130
[<ffffffffc045be69>] ? xfs_iunlock+0xb9/0x130 [xfs]
[<ffffffffa9d2244e>] selinux_capable+0x2e/0x40
[<ffffffffa9d1a75e>] security_capable+0x1e/0x30
[<ffffffffa9aae239>] ns_capable+0x29/0x60
[<ffffffffa9aae2be>] capable_wrt_inode_uidgid+0x2e/0x70
[<ffffffffa9c7c81c>] inode_change_ok+0x12c/0x200
[<ffffffffc0458fa2>] xfs_vn_change_ok+0x32/0x50 [xfs]
[<ffffffffc0459f71>] xfs_vn_setattr_nonsize+0x31/0x80 [xfs]
[<ffffffffc045a0e5>] xfs_vn_setattr+0xa5/0xd0 [xfs]
[<ffffffffa9c7c4ac>] notify_change+0x30c/0x4d0
[<ffffffffa9c591c4>] chown_common+0x1a4/0x1e0
[<ffffffffa9c5a8d9>] SyS_fchown+0xa9/0xc0
[<ffffffffaa1c539a>] system_call_fastpath+0x25/0x2a
Code: 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> 1b 72 09 48 8b 40 10 48 85 c0 75 f0 31 c0 5d c3 cc cc cc cc