[  620.061238] irq 51: nobody cared (try booting with the "irqpoll" option)
[  620.061376] CPU: 0 UID: 0 PID: 6692 Comm: perl Not tainted 6.18.0-rc3-virtme #1 PREEMPT(voluntary) 
[  620.061380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  620.061381] Call Trace:
[  620.061384]  <IRQ>
[  620.061389]  dump_stack_lvl+0x55/0x70
[  620.061398]  __report_bad_irq+0x2b/0xd0
[  620.061403]  note_interrupt+0x2d6/0x320
[  620.061406]  handle_irq_event+0x6e/0x70
[  620.061410]  handle_edge_irq+0xb8/0x1a0
[  620.061412]  __common_interrupt+0x41/0xe0
[  620.061418]  common_interrupt+0x80/0x90
[  620.061424]  </IRQ>
[  620.061425]  <TASK>
[  620.061426]  asm_common_interrupt+0x26/0x40
[  620.061430] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  620.061436] 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
[  620.061437] RSP: 0018:ffffab6e04e07d40 EFLAGS: 00000286
[  620.061439] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  620.061441] RDX: ffffffff82567ad8 RSI: 0000000000000282 RDI: ffffffff838f2340
[  620.061442] RBP: ffff96ba81d94000 R08: 0000009073c8e4bd R09: 0000000000000001
[  620.061443] R10: ffff96ba81eca9f8 R11: 0000000000000000 R12: 0000000000000001
[  620.061443] R13: ffffffff838f2340 R14: 0000000000000282 R15: ffffab6e004b5000
[  620.061445]  ? rpm_suspend+0x1b8/0x5d0
[  620.061451]  uart_write+0xb2/0x270
[  620.061457]  n_tty_write+0x177/0x520
[  620.061462]  ? swake_up_all+0xe0/0xe0
[  620.061467]  file_tty_write.constprop.0+0x140/0x320
[  620.061470]  vfs_write+0x33a/0x470
[  620.061477]  ksys_write+0x65/0xe0
[  620.061479]  do_syscall_64+0xa4/0xfd0
[  620.061482]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  620.061484] RIP: 0033:0x7f57230ad257
[  620.061486] 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
[  620.061487] RSP: 002b:00007fffcc773cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  620.061489] RAX: ffffffffffffffda RBX: 000055accfd52220 RCX: 00007f57230ad257
[  620.061490] RDX: 0000000000000001 RSI: 000055accfd52220 RDI: 0000000000000001
[  620.061491] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  620.061492] R10: 0000000000000001 R11: 0000000000000246 R12: 000055accfd3e5a0
[  620.061493] R13: 000055accfd1f2a0 R14: 0000000000000001 R15: 000055accfd3e5a0
[  620.061494]  </TASK>
[  620.061495] handlers:
[  620.063396] [<000000007102b630>] serial8250_interrupt
[  620.063449] Disabling IRQ #51