Backtrace

watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [rtkit-daemon:1065]
Modules linked in: snd_seq_dummy snd_hrtimer tun xt_CHECKSUM ipt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nft_objref nf_conntrack_tftp nft_counter bridge stp llc nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_comment nft_compat ip_set nf_tables nfnetlink vboxsf(OE) sunrpc intel_rapl_msr snd_intel8x0 intel_rapl_common intel_powerclamp snd_ac97_codec pktcdvd ac97_bus crct10dif_pclmul crc32_pclmul snd_seq ghash_clmulni_intel snd_seq_device rapl snd_pcm snd_timer snd pcspkr soundcore joydev i2c_piix4 video xfs libcrc32c sr_mod cdrom sd_mod t10_pi sg ata_generic vboxvideo(OE) drm_ttm_helper ttm drm_kms_helper drm ahci libahci ata_piix libata crc32c_intel serio_raw e1000 syscopyarea vboxguest(OE) sysfillrect sysimgblt fb_sys_fops dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 1065 Comm: rtkit-daemon Kdump: loaded Tainted: G           OE    --------- -  - 4.18.0-477.27.2.el8_8.x86_64 #1
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
RIP: 0010:__raw_spin_unlock_irq+0xe/0x20
Code: 55 ff ff ff 90 90 90 90 90 90 90 90 c6 07 00 0f 1f 40 00 e9 24 fc cd 00 0f 1f 40 00 c6 07 00 0f 1f 40 00 fb 66 0f 1f 44 00 00 <e9> 0d fc cd 00 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 3e
RSP: 0000:ffffb8cd819cf9c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: ffff926cdbc32f40 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff926cdbc32f40
RBP: ffffb8cd819cf9f0 R08: 00000000000004c2 R09: 000000000000037f
R10: 0000000000000000 R11: 0000000000000000 R12: ffff926ccafb5000
R13: 0000000000000000 R14: ffff926bd4af0000 R15: 0000000000000000
FS:  00007fc4e9cd3700(0000) GS:ffff926cdbc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe79f839178 CR3: 00000001036a8006 CR4: 00000000000706f0
Call Trace:
 finish_task_switch+0x86/0x2e0
 __schedule+0x2d9/0x870
 ? hrtimer_start_range_ns+0x11b/0x310
 schedule+0x55/0xf0
 schedule_hrtimeout_range_clock+0x87/0x110
 ? hrtimer_init_sleeper+0x90/0x90
 do_sys_poll+0x4b8/0x570
 ? try_to_wake_up+0x61/0x4e0
 ? __wake_up_common+0x7a/0x190
 ? ep_poll_callback+0x22a/0x2c0
 ? compat_poll_select_copy_remaining+0x150/0x150
 ? compat_poll_select_copy_remaining+0x150/0x150
 ? sock_def_readable+0x37/0x70
 ? unix_dgram_sendmsg+0x51d/0x720
 ? sock_sendmsg+0x50/0x60
 ? __sys_sendto+0x12c/0x160
 ? vfs_readlink+0x111/0x130
 ? lockref_put_or_lock+0x5f/0x80
 ? recalibrate_cpu_khz+0x10/0x10
 ? ktime_get_ts64+0x50/0xf0
 __x64_sys_poll+0xa0/0x130
 do_syscall_64+0x5b/0x1b0
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7fc4ec45b251
Code: 00 41 54 41 89 d4 55 48 89 f5 53 48 89 fb 48 83 ec 10 e8 82 ff ef ff 44 89 e2 48 89 ee 48 89 df 41 89 c0 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 0c e8 bb ff ef ff 8b 44
RSP: 002b:00007fc4e9cd2c40 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
RAX: ffffffffffffffda RBX: 00007fc4e9cd2ca0 RCX: 00007fc4ec45b251
RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007fc4e9cd2ca0
RBP: 0000000000000002 R08: 0000000000000000 R09: 00007fc4dc0008d6
R10: 0000000000004000 R11: 0000000000000293 R12: 0000000000002710
R13: 0000000008b48fb8 R14: 00007fc4e9cd2ca0 R15: 00007fc4e9cd2c90