[  784.999716] irq 51: nobody cared (try booting with the "irqpoll" option)
[  784.999907] CPU: 0 UID: 0 PID: 29549 Comm: perl Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) 
[  784.999913] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  784.999914] Call Trace:
[  784.999928]  <IRQ>
[  784.999933]  dump_stack_lvl+0x55/0x70
[  784.999957]  __report_bad_irq+0x2b/0xd0
[  784.999972]  note_interrupt+0x2d6/0x320
[  784.999974]  handle_irq_event+0x6e/0x70
[  784.999980]  handle_edge_irq+0xb8/0x1a0
[  784.999983]  __common_interrupt+0x41/0xe0
[  784.999991]  common_interrupt+0x80/0x90
[  785.000000]  </IRQ>
[  785.000002]  <TASK>
[  785.000003]  asm_common_interrupt+0x26/0x40
[  785.000013] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  785.000018] Code: f3 00 74 01 c3 0f 1f 44 00 00 c3 0f 1f 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 f4 f1 f3 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  785.000020] RSP: 0018:ffffc176435c7d40 EFLAGS: 00000286
[  785.000025] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  785.000028] RDX: ffffffffb2167b68 RSI: 0000000000000282 RDI: ffffffffb34f2380
[  785.000029] RBP: ffffa0b0c1f74000 R08: 000000b6dcd6ad5e R09: 0000000000000001
[  785.000030] R10: ffffa0b0c1d38df8 R11: 0000000000000000 R12: 0000000000000001
[  785.000031] R13: ffffffffb34f2380 R14: 0000000000000282 R15: ffffc176404ed000
[  785.000032]  ? rpm_suspend+0x1b8/0x5d0
[  785.000046]  uart_write+0xb2/0x270
[  785.000060]  n_tty_write+0x177/0x520
[  785.000070]  ? swake_up_all+0xe0/0xe0
[  785.000078]  file_tty_write.constprop.0+0x140/0x320
[  785.000082]  vfs_write+0x33a/0x470
[  785.000098]  ksys_write+0x65/0xe0
[  785.000102]  do_syscall_64+0xa4/0xfd0
[  785.000105]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  785.000110] RIP: 0033:0x7f34cb76b257
[  785.000113] Code: 0f 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
[  785.000114] RSP: 002b:00007ffc62ce8518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  785.000116] RAX: ffffffffffffffda RBX: 000055fbcb6ef220 RCX: 00007f34cb76b257
[  785.000117] RDX: 0000000000000001 RSI: 000055fbcb6ef220 RDI: 0000000000000001
[  785.000117] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  785.000118] R10: 0000000000000001 R11: 0000000000000246 R12: 000055fbcb6db5a0
[  785.000119] R13: 000055fbcb6bc2a0 R14: 0000000000000001 R15: 000055fbcb6db5a0
[  785.000121]  </TASK>
[  785.000121] handlers:
[  785.002596] [<00000000c3c52e16>] serial8250_interrupt
[  785.002660] Disabling IRQ #51