[  934.533715] irq 51: nobody cared (try booting with the "irqpoll" option)
[  934.533814] CPU: 0 UID: 0 PID: 27746 Comm: perl Not tainted 6.18.0-rc7-virtme #1 PREEMPT(voluntary) 
[  934.533816] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  934.533818] Call Trace:
[  934.533821]  <IRQ>
[  934.533824]  dump_stack_lvl+0x4d/0x70
[  934.533831]  __report_bad_irq+0x35/0xb8
[  934.533833]  note_interrupt.cold+0x28/0x66
[  934.533835]  handle_irq_event+0x6e/0x70
[  934.533837]  handle_edge_irq+0xbc/0x180
[  934.533839]  __common_interrupt+0x40/0xd0
[  934.533842]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  934.533845]  common_interrupt+0x82/0xa0
[  934.533849]  </IRQ>
[  934.533849]  <TASK>
[  934.533850]  asm_common_interrupt+0x26/0x40
[  934.533852] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  934.533855] 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 54 0a e9 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  934.533856] RSP: 0018:ff4d315f8164bd38 EFLAGS: 00000286
[  934.533858] RAX: 00000000ffffffff RBX: ff11b21781f6c000 RCX: 0000000000000017
[  934.533859] RDX: ffffffff903b9bd5 RSI: 0000000000000286 RDI: ffffffff916ae3c0
[  934.533860] RBP: 0000000000000001 R08: 0000000000000001 R09: ff4d315f8164be68
[  934.533860] R10: ff11b217823d7400 R11: 0000000000000001 R12: ffffffff916ae3c0
[  934.533860] R13: ff4d315f8035f2a8 R14: ff11b217823d7400 R15: 0000000000000286
[  934.533861]  ? rpm_suspend+0x185/0x5e0
[  934.533866]  uart_write+0xb4/0x270
[  934.533869]  n_tty_write+0x153/0x530
[  934.533872]  ? swake_up_all+0xd0/0xd0
[  934.533873]  file_tty_write.isra.0+0x15b/0x2a0
[  934.533875]  vfs_write+0x258/0x4d0
[  934.533878]  ? __hrtimer_run_queues+0x161/0x2a0
[  934.533881]  ksys_write+0x73/0xe0
[  934.533882]  do_syscall_64+0xa4/0xfd0
[  934.533884]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  934.533885] RIP: 0033:0x7f952a67bc5e
[  934.533886] 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
[  934.533887] RSP: 002b:00007ffcb56e6130 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  934.533888] RAX: ffffffffffffffda RBX: 000056058a219150 RCX: 00007f952a67bc5e
[  934.533888] RDX: 0000000000000001 RSI: 000056058a219150 RDI: 0000000000000001
[  934.533889] RBP: 00007ffcb56e6140 R08: 0000000000000000 R09: 0000000000000000
[  934.533889] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  934.533889] R13: 000056058a1da010 R14: 0000000000000001 R15: 000056058a219150
[  934.533890]  </TASK>
[  934.533890] handlers:
[  934.535484] [<00000000d2ffe1e4>] serial8250_interrupt
[  934.535525] Disabling IRQ #51