[  638.172679] irq 51: nobody cared (try booting with the "irqpoll" option)
[  638.172814] CPU: 0 UID: 0 PID: 14962 Comm: perl Not tainted 6.18.0-rc6-virtme #1 PREEMPT(voluntary) 
[  638.172818] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  638.172819] Call Trace:
[  638.172824]  <IRQ>
[  638.172828]  dump_stack_lvl+0x55/0x70
[  638.172837]  __report_bad_irq+0x2b/0xd0
[  638.172842]  note_interrupt+0x2d6/0x320
[  638.172844]  handle_irq_event+0x6e/0x70
[  638.172848]  handle_edge_irq+0xb8/0x1a0
[  638.172851]  __common_interrupt+0x41/0xe0
[  638.172856]  common_interrupt+0x80/0x90
[  638.172861]  </IRQ>
[  638.172862]  <TASK>
[  638.172862]  asm_common_interrupt+0x26/0x40
[  638.172866] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  638.172872] 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
[  638.172874] RSP: 0018:ffffb9fc02f73d40 EFLAGS: 00000286
[  638.172876] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  638.172877] RDX: ffffffffadf67be8 RSI: 0000000000000282 RDI: ffffffffaf2f2380
[  638.172878] RBP: ffff935542070000 R08: 00000094ac755042 R09: 0000000000000001
[  638.172879] R10: ffff9355420305f8 R11: 0000000000000000 R12: 0000000000000001
[  638.172880] R13: ffffffffaf2f2380 R14: 0000000000000282 R15: ffffb9fc004dd000
[  638.172882]  ? rpm_suspend+0x1b8/0x5d0
[  638.172887]  uart_write+0xb2/0x270
[  638.172894]  n_tty_write+0x177/0x520
[  638.172899]  ? swake_up_all+0xe0/0xe0
[  638.172903]  file_tty_write.constprop.0+0x140/0x320
[  638.172906]  vfs_write+0x33a/0x470
[  638.172913]  ksys_write+0x65/0xe0
[  638.172916]  do_syscall_64+0xa4/0xfd0
[  638.172918]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  638.172920] RIP: 0033:0x7f9a0fecb257
[  638.172922] 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
[  638.172924] RSP: 002b:00007ffe37cfc408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  638.172925] RAX: ffffffffffffffda RBX: 0000558a41ec7220 RCX: 00007f9a0fecb257
[  638.172926] RDX: 0000000000000001 RSI: 0000558a41ec7220 RDI: 0000000000000001
[  638.172927] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  638.172928] R10: 0000000000000001 R11: 0000000000000246 R12: 0000558a41eb35a0
[  638.172929] R13: 0000558a41e942a0 R14: 0000000000000001 R15: 0000558a41eb35a0
[  638.172930]  </TASK>
[  638.172931] handlers:
[  638.174852] [<00000000f6a64062>] serial8250_interrupt
[  638.174897] Disabling IRQ #51