Backtrace

NMI watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [crond:675]
Modules linked in: binfmt_misc xt_limit ipt_REJECT nf_reject_ipv4 nf_log_ipv4 nf_log_common xt_LOG nf_conntrack_ipv4 nf_defrag_ipv4 xt_multiport xt_conntrack nf_conntrack iptable_filter sg joydev i2c_piix4 pcspkr virtio_balloon ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi virtio_net net_failover virtio_blk failover bochs_drm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ata_piix serio_raw libata virtio_pci virtio_ring virtio drm_panel_orientation_quirks floppy dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 675 Comm: crond Kdump: loaded Tainted: G             L ------------   3.10.0-1160.108.1.el7.x86_64 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.2-0-gea1b7a073390-prebuilt.qemu.org 04/01/2014
task: ffff9f1973d1a100 ti: ffff9f1976378000 task.ti: ffff9f1976378000
RIP: 0010:[<ffffffffb426d52b>]  [<ffffffffb426d52b>] __build_skb+0xdb/0x1b0
RSP: 0018:ffff9f197fc03df8  EFLAGS: 00010286
RAX: 00000000ffffffff RBX: ffffffffb49161c0 RCX: 00000000ffffffff
RDX: ffff9f1776664800 RSI: 00000000000000c0 RDI: ffff9f185533aec0
RBP: ffff9f197fc03e08 R08: 000000000001f120 R09: 0000000000000000
NMI watchdog: BUG: soft lockup - CPU#1 stuck for 57s! [kworker/1:1:6961]
Modules linked in: binfmt_misc xt_limit ipt_REJECT nf_reject_ipv4 nf_log_ipv4 nf_log_common xt_LOG nf_conntrack_ipv4 nf_defrag_ipv4 xt_multiport xt_conntrack nf_conntrack iptable_filter sg joydev i2c_piix4 pcspkr virtio_balloon ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi virtio_net net_failover virtio_blk failover bochs_drm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ata_piix serio_raw libata virtio_pci virtio_ring virtio drm_panel_orientation_quirks floppy dm_mirror dm_region_hash dm_log dm_mod
CPU: 1 PID: 6961 Comm: kworker/1:1 Kdump: loaded Tainted: G             L ------------   3.10.0-1160.108.1.el7.x86_64 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.2-0-gea1b7a073390-prebuilt.qemu.org 04/01/2014
Workqueue: ata_sff ata_sff_pio_task [libata]
task: ffff9f1973a09080 ti: ffff9f185696c000 task.ti: ffff9f185696c000
RIP: 0010:[<ffffffffc04927f9>]  [<ffffffffc04927f9>] ata_sff_pio_task+0x99/0x1e0 [libata]
RSP: 0018:ffff9f185696fdf0  EFLAGS: 00000246
RAX: 0000000000000001 RBX: ffff9f177656c158 RCX: 0000000000000000
RDX: 0000000000000376 RSI: ffff9f177656c1a4 RDI: ffff9f17765f4498
RBP: ffff9f185696fe18 R08: 0000000000000001 R09: 83a1c5bc7376c0b8
R10: 83a1c5bc7376c0b8 R11: fffff29c08d1a4c0 R12: ffff9f177656c158
R13: ffff9f177656c000 R14: 00000000276b0d93 R15: 000000005696fd90
FS:  0000000000000000(0000) GS:ffff9f197fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f499034e000 CR3: 0000000115e0e000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
[<ffffffffb3cc32ef>] process_one_work+0x17f/0x440
[<ffffffffb3cc4436>] worker_thread+0x126/0x3c0
[<ffffffffb3cc4310>] ? manage_workers.isra.26+0x2b0/0x2b0
[<ffffffffb3ccb621>] kthread+0xd1/0xe0
[<ffffffffb3ccb550>] ? insert_kthread_work+0x40/0x40
[<ffffffffb43c51f7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffb3ccb550>] ? insert_kthread_work+0x40/0x40
Code: 50 25 01 00 01 00 48 83 f8 01 74 5a 49 c7 44 24 f8 00 00 00 00 49 8b bc 24 58 ff ff ff e8 f8 bd 88 f3 66 90 fb 66 0f 1f 44 00 00 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 0f 1f 84 00 00 00