[  866.305376][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  866.305833][    C0] CPU: 0 UID: 0 PID: 6401 Comm: perl Not tainted 6.12.0-virtme #1
[  866.306093][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  866.306310][    C0] Call Trace:
[  866.306461][    C0]  <IRQ>
[  866.306557][    C0]  dump_stack_lvl+0x82/0xd0
[  866.306756][    C0]  __report_bad_irq+0x5f/0x180
[  866.306940][    C0]  note_interrupt+0x66d/0x7f0
[  866.307114][    C0]  handle_irq_event+0x16d/0x1c0
[  866.307283][    C0]  handle_edge_irq+0x1fa/0xb60
[  866.307455][    C0]  __common_interrupt+0x82/0x170
[  866.307625][    C0]  common_interrupt+0x81/0xa0
[  866.307791][    C0]  </IRQ>
[  866.307879][    C0]  <TASK>
[  866.307965][    C0]  asm_common_interrupt+0x26/0x40
[  866.308131][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[  866.308346][    C0] Code: 10 e8 f1 89 83 fd 48 89 ef e8 a9 fe 83 fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d c5 83 f6 76 <74> 0e 5b 5d c3 cc cc cc cc e8 df e6 a8 fd eb dc 0f 1f 44 00 00 5b
[  866.308925][    C0] RSP: 0018:ffffc90004a17aa0 EFLAGS: 00000286
[  866.309143][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff18840c1
[  866.309388][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff890d4391
[  866.309641][    C0] RBP: ffffffff8cce78a0 R08: 0000000000000001 R09: fffffbfff187f7df
[  866.309886][    C0] R10: ffffffff8c3fbeff R11: ffff88800fb62300 R12: 00000000ffffffff
[  866.310130][    C0] R13: 0000000000000001 R14: ffffffff8cce79a8 R15: 00000000ffffffff
[  866.310387][    C0]  ? _raw_spin_unlock_irqrestore+0x51/0x70
[  866.310605][    C0]  uart_write+0x220/0x920
[  866.310738][    C0]  process_output_block+0x13e/0x790
[  866.310913][    C0]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[  866.311128][    C0]  n_tty_write+0x40c/0x790
[  866.311302][    C0]  ? __pfx_n_tty_write+0x10/0x10
[  866.311467][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[  866.311633][    C0]  ? __pfx_woken_wake_function+0x10/0x10
[  866.311801][    C0]  ? iterate_tty_write+0x8f/0x540
[  866.311966][    C0]  ? lock_acquire+0x32/0xc0
[  866.312131][    C0]  ? iterate_tty_write+0x8f/0x540
[  866.312313][    C0]  iterate_tty_write+0x222/0x540
[  866.312484][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  866.312655][    C0]  file_tty_write.constprop.0+0x1cf/0x360
[  866.312823][    C0]  vfs_write+0xa81/0x11e0
[  866.312949][    C0]  ? __pfx___lock_release+0x10/0x10
[  866.313114][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[  866.313278][    C0]  ? __might_fault+0xc3/0x170
[  866.313443][    C0]  ? lock_acquire+0x32/0xc0
[  866.313615][    C0]  ? __pfx_vfs_write+0x10/0x10
[  866.313798][    C0]  ? trace_rseq_update+0xe2/0x140
[  866.313970][    C0]  ? __rseq_handle_notify_resume+0x288/0x3e0
[  866.314182][    C0]  ksys_write+0xf8/0x1d0
[  866.314309][    C0]  ? __pfx_ksys_write+0x10/0x10
[  866.314485][    C0]  do_syscall_64+0xc1/0x1d0
[  866.314652][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  866.314857][    C0] RIP: 0033:0x7f07619f5957
[  866.315033][    C0] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[  866.315615][    C0] RSP: 002b:00007ffe38b1f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  866.315867][    C0] RAX: ffffffffffffffda RBX: 0000563a457a53f0 RCX: 00007f07619f5957
[  866.316109][    C0] RDX: 0000000000000001 RSI: 0000563a457a53f0 RDI: 0000000000000001
[  866.316359][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  866.316600][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 0000563a457905e0
[  866.316840][    C0] R13: 0000563a457712a0 R14: 0000000000000001 R15: 0000563a457905e0
[  866.317097][    C0]  </TASK>
[  866.317225][    C0] handlers:
[  866.317353][    C0] [<ffffffff8799e980>] serial8250_interrupt
[  866.317750][    C0] Disabling IRQ #51