[  442.991576] irq 51: nobody cared (try booting with the "irqpoll" option)
[  442.991651] CPU: 0 UID: 0 PID: 18825 Comm: perl Not tainted 6.18.0-virtme #1 PREEMPT(voluntary) 
[  442.991653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  442.991654] Call Trace:
[  442.991658]  <IRQ>
[  442.991661]  dump_stack_lvl+0x4d/0x70
[  442.991667]  __report_bad_irq+0x35/0xb8
[  442.991670]  note_interrupt.cold+0x28/0x66
[  442.991671]  handle_irq_event+0x6e/0x80
[  442.991674]  handle_edge_irq+0xbc/0x180
[  442.991676]  __common_interrupt+0x40/0xd0
[  442.991678]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  442.991681]  common_interrupt+0x82/0xa0
[  442.991684]  </IRQ>
[  442.991685]  <TASK>
[  442.991685]  asm_common_interrupt+0x26/0x40
[  442.991687] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  442.991690] 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
[  442.991691] RSP: 0018:ff2c8d224a60bd38 EFLAGS: 00000286
[  442.991693] RAX: 00000000ffffffff RBX: ff1cc5d081fdc000 RCX: 0000000000000017
[  442.991694] RDX: ffffffff91dc0cb5 RSI: 0000000000000286 RDI: ffffffff930ba400
[  442.991695] RBP: 0000000000000001 R08: 0000000000000001 R09: ff1cc5d08242f400
[  442.991695] R10: ff2c8d224a60be68 R11: 0000000000000001 R12: ffffffff930ba400
[  442.991695] R13: ff2c8d224034f2a8 R14: ff1cc5d08242f400 R15: 0000000000000286
[  442.991696]  ? rpm_suspend+0x185/0x5e0
[  442.991701]  uart_write+0xb4/0x270
[  442.991704]  n_tty_write+0x153/0x530
[  442.991706]  ? swake_up_all+0xd0/0xd0
[  442.991708]  file_tty_write.isra.0+0x15b/0x2a0
[  442.991711]  vfs_write+0x258/0x4d0
[  442.991714]  ? __hrtimer_run_queues+0x161/0x2a0
[  442.991717]  ksys_write+0x73/0xe0
[  442.991718]  do_syscall_64+0xa4/0xfc0
[  442.991720]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  442.991722] RIP: 0033:0x7f8bfdc2ac5e
[  442.991724] 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
[  442.991724] RSP: 002b:00007ffeb5d5d880 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  442.991725] RAX: ffffffffffffffda RBX: 00005653fe07a290 RCX: 00007f8bfdc2ac5e
[  442.991726] RDX: 0000000000000001 RSI: 00005653fe07a290 RDI: 0000000000000001
[  442.991726] RBP: 00007ffeb5d5d890 R08: 0000000000000000 R09: 0000000000000000
[  442.991727] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  442.991727] R13: 00005653fe03b010 R14: 0000000000000001 R15: 00005653fe07a290
[  442.991728]  </TASK>
[  442.991728] handlers:
[  442.992993] [<0000000001f24599>] serial8250_interrupt
[  442.993023] Disabling IRQ #51