Backtrace

NMI watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [kworker/0:0:62818]
Modules linked in: tcp_lp fuse xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun binfmt_misc ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink 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 nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vmw_vsock_vmci_transport vsock ext4 mbcache jbd2 coretemp ppdev iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr joydev vmw_balloon sg parport_pc parport vmw_vmci shpchp i2c_piix4 nfsd auth_rpcgss nfs_acl lockd
grace sunrpc ip_tables xfs libcrc32c sr_mod cdrom sd_mod crc_t10dif crct10dif_generic ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm crct10dif_pclmul crct10dif_common crc32c_intel ahci ata_piix libahci serio_raw libata mptspi scsi_transport_spi mptscsih mptbase i2c_core vmxnet3 dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 62818 Comm: kworker/0:0 Tainted: G             L ------------   3.10.0-693.11.1.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 09/21/2015
Workqueue: events_freezable disk_events_workfn
task: ffff880095411fa0 ti: ffff880068400000 task.ti: ffff880068400000
RIP: 0010:[<ffffffffc00a49d0>]  [<ffffffffc00a49d0>] ata_scsi_simulate+0x310/0x310 [libata]
RSP: 0018:ffff880068403ac0  EFLAGS: 00010246
RAX: ffffffffc00da9e0 RBX: ffff880068403a60 RCX: 0000000000000000
RDX: 000000000000000a RSI: ffff880133a4f640 RDI: ffff880035e72800
RBP: ffff880068403ae0 R08: 0000000000000010 R09: ffff880035e728d8
R10: ffff880133a4f640 R11: 0000000000000008 R12: ffff880068403a40
R13: 00000001935e67d0 R14: ffff8801319d8e18 R15: ffffffff81e87180
FS:  0000000000000000(0000) GS:ffff880139600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00007ff715ad2000 CR3: 00000000b0480000 CR4: 00000000001407f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Stack:
ffffffff8146535a ffff880035dfa000 ffff880035e72800 ffff8801319d88d0
ffff880068403b48 ffffffff8146e11f ffff880068403b08 0000000000000018
ffff880035e72990 ffff880035dfa048 ffff8800bad59c80 ffff880133a4f640
Call Trace:
[<ffffffff8146535a>] ? scsi_dispatch_cmd+0xaa/0x230
[<ffffffff8146e11f>] scsi_request_fn+0x4df/0x680
[<ffffffff812f7113>] __blk_run_queue+0x33/0x40
[<ffffffff812fe895>] blk_execute_rq_nowait+0xb5/0x170
[<ffffffff812fe9db>] blk_execute_rq+0x8b/0x150
[<ffffffff8146b1e3>] scsi_execute+0xd3/0x170
[<ffffffff8146c95e>] scsi_execute_req_flags+0x8e/0x100
[<ffffffffc023b31c>] sr_check_events+0xbc/0x2d0 [sr_mod]
[<ffffffffc022a058>] cdrom_check_events+0x18/0x30 [cdrom]
[<ffffffffc023b7c9>] sr_block_check_events+0x39/0x50 [sr_mod]
[<ffffffff81309d00>] disk_check_events+0x60/0x180
[<ffffffff81309e36>] disk_events_workfn+0x16/0x20
[<ffffffff810a882a>] process_one_work+0x17a/0x440
[<ffffffff810a94f6>] worker_thread+0x126/0x3c0
[<ffffffff810a93d0>] ? manage_workers.isra.24+0x2a0/0x2a0
[<ffffffff810b099f>] kthread+0xcf/0xe0
[<ffffffff810b08d0>] ? insert_kthread_work+0x40/0x40
[<ffffffff816b4fd8>] ret_from_fork+0x58/0x90
[<ffffffff810b08d0>] ? insert_kthread_work+0x40/0x40
Code: a7 fd ff ff 48 8d 7d d0 48 c7 c6 f0 05 0a c0 e8 07 eb ff ff e9 92 fd ff ff e8 6d 2d fe c0 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 <0f> 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 89 f3