[  861.127889][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  861.128290][    C0] CPU: 0 UID: 0 PID: 11639 Comm: perl Not tainted 6.12.0-rc7-virtme #1
[  861.128584][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  861.128834][    C0] Call Trace:
[  861.128987][    C0]  <IRQ>
[  861.129102][    C0]  dump_stack_lvl+0x82/0xd0
[  861.129313][    C0]  __report_bad_irq+0x5f/0x180
[  861.129517][    C0]  note_interrupt+0x6b3/0x860
[  861.129713][    C0]  handle_irq_event+0x16d/0x1c0
[  861.129909][    C0]  handle_edge_irq+0x1fa/0xb60
[  861.130107][    C0]  __common_interrupt+0x82/0x170
[  861.130299][    C0]  common_interrupt+0x81/0xa0
[  861.130492][    C0]  </IRQ>
[  861.130594][    C0]  <TASK>
[  861.130693][    C0]  asm_common_interrupt+0x26/0x40
[  861.130895][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[  861.131147][    C0] Code: 10 e8 41 af 85 fd 48 89 ef e8 a9 21 86 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 85 f8 98 74 <74> 0e 5b 5d c3 cc cc cc cc e8 0f 08 ab fd eb dc 0f 1f 44 00 00 5b
[  861.131794][    C0] RSP: 0018:ffffc900017a7aa0 EFLAGS: 00000286
[  861.132034][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff1d416ca
[  861.132323][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8b6ace51
[  861.132608][    C0] RBP: ffffffff8f2d24a0 R08: 0000000000000001 R09: fffffbfff1d3cdcf
[  861.132891][    C0] R10: ffffffff8e9e6e7f R11: ffff888008680040 R12: 00000000ffffffff
[  861.133175][    C0] R13: 0000000000000001 R14: ffffffff8f2d25a8 R15: 00000000ffffffff
[  861.133473][    C0]  ? _raw_spin_unlock_irqrestore+0x51/0x70
[  861.133725][    C0]  uart_write+0x220/0x920
[  861.133879][    C0]  process_output_block+0x13e/0x790
[  861.134068][    C0]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[  861.134309][    C0]  n_tty_write+0x40c/0x790
[  861.134505][    C0]  ? __pfx_n_tty_write+0x10/0x10
[  861.134692][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[  861.134886][    C0]  ? __pfx_woken_wake_function+0x10/0x10
[  861.135075][    C0]  ? iterate_tty_write+0x8f/0x540
[  861.135274][    C0]  ? lock_acquire+0x32/0xc0
[  861.135462][    C0]  ? iterate_tty_write+0x8f/0x540
[  861.135678][    C0]  iterate_tty_write+0x222/0x540
[  861.135876][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  861.136074][    C0]  file_tty_write.constprop.0+0x1cf/0x360
[  861.136265][    C0]  vfs_write+0xa81/0x11e0
[  861.136411][    C0]  ? __pfx___lock_release+0x10/0x10
[  861.136595][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[  861.136784][    C0]  ? __might_fault+0xc3/0x170
[  861.136984][    C0]  ? lock_acquire+0x32/0xc0
[  861.137173][    C0]  ? __pfx_vfs_write+0x10/0x10
[  861.137365][    C0]  ? trace_rseq_update+0xe2/0x140
[  861.137562][    C0]  ? __rseq_handle_notify_resume+0x288/0x3e0
[  861.137802][    C0]  ksys_write+0xf5/0x1e0
[  861.137946][    C0]  ? __pfx_ksys_write+0x10/0x10
[  861.138146][    C0]  do_syscall_64+0xc1/0x1d0
[  861.138338][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  861.138577][    C0] RIP: 0033:0x7f01e25b0957
[  861.138771][    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
[  861.139423][    C0] RSP: 002b:00007ffeacf12bc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  861.139711][    C0] RAX: ffffffffffffffda RBX: 000055cb5c8ae3f0 RCX: 00007f01e25b0957
[  861.139995][    C0] RDX: 0000000000000001 RSI: 000055cb5c8ae3f0 RDI: 0000000000000001
[  861.140265][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  861.140539][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055cb5c8995e0
[  861.140817][    C0] R13: 000055cb5c87a2a0 R14: 0000000000000001 R15: 000055cb5c8995e0
[  861.141106][    C0]  </TASK>
[  861.141249][    C0] handlers:
[  861.141404][    C0] [<ffffffff89f7c930>] serial8250_interrupt
[  861.142231][    C0] Disabling IRQ #51