[  786.443398] irq 51: nobody cared (try booting with the "irqpoll" option)
[  786.443484] CPU: 0 UID: 0 PID: 3161 Comm: perl Not tainted 6.18.0-virtme #1 PREEMPT(voluntary) 
[  786.443486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  786.443488] Call Trace:
[  786.443492]  <IRQ>
[  786.443501]  dump_stack_lvl+0x4d/0x70
[  786.443508]  __report_bad_irq+0x35/0xb8
[  786.443510]  note_interrupt.cold+0x28/0x66
[  786.443512]  handle_irq_event+0x6e/0x80
[  786.443516]  handle_edge_irq+0xbc/0x180
[  786.443518]  __common_interrupt+0x40/0xd0
[  786.443521]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  786.443523]  common_interrupt+0x82/0xa0
[  786.443527]  </IRQ>
[  786.443527]  <TASK>
[  786.443528]  asm_common_interrupt+0x26/0x40
[  786.443530] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  786.443533] Code: 00 66 90 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d 44 52 e9 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  786.443534] RSP: 0018:ff76c95443a6fd38 EFLAGS: 00000286
[  786.443536] RAX: 00000000ffffffff RBX: ff38bed0c1f60000 RCX: 0000000000000017
[  786.443537] RDX: ffffffffa13c0cb5 RSI: 0000000000000286 RDI: ffffffffa26ba400
[  786.443537] RBP: 0000000000000001 R08: 0000000000000001 R09: ff38bed0c23f7800
[  786.443538] R10: ff76c95443a6fe68 R11: 0000000000000001 R12: ffffffffa26ba400
[  786.443538] R13: ff76c954403472a8 R14: ff38bed0c23f7800 R15: 0000000000000286
[  786.443539]  ? rpm_suspend+0x185/0x5e0
[  786.443543]  uart_write+0xb4/0x270
[  786.443546]  n_tty_write+0x153/0x530
[  786.443547]  ? swake_up_all+0xd0/0xd0
[  786.443550]  file_tty_write.isra.0+0x15b/0x2a0
[  786.443553]  vfs_write+0x258/0x4d0
[  786.443556]  ? __hrtimer_run_queues+0x161/0x2a0
[  786.443558]  ksys_write+0x73/0xe0
[  786.443560]  do_syscall_64+0xa4/0xfc0
[  786.443562]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  786.443563] RIP: 0033:0x7f3910b7cc5e
[  786.443565] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
[  786.443566] RSP: 002b:00007ffdc0e5aab0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  786.443567] RAX: ffffffffffffffda RBX: 000055e66f289280 RCX: 00007f3910b7cc5e
[  786.443567] RDX: 0000000000000001 RSI: 000055e66f289280 RDI: 0000000000000001
[  786.443567] RBP: 00007ffdc0e5aac0 R08: 0000000000000000 R09: 0000000000000000
[  786.443568] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  786.443568] R13: 000055e66f24a010 R14: 0000000000000001 R15: 000055e66f289280
[  786.443569]  </TASK>
[  786.443569] handlers:
[  786.444820] [<00000000b9f1e9b9>] serial8250_interrupt
[  786.444861] Disabling IRQ #51