[  325.355468] irq 51: nobody cared (try booting with the "irqpoll" option)
[  325.355586] CPU: 0 UID: 0 PID: 4221 Comm: perl Not tainted 6.18.0-rc6-virtme #1 PREEMPT(voluntary) 
[  325.355589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  325.355590] Call Trace:
[  325.355593]  <IRQ>
[  325.355596]  dump_stack_lvl+0x4d/0x70
[  325.355603]  __report_bad_irq+0x35/0xb8
[  325.355605]  note_interrupt.cold+0x28/0x66
[  325.355606]  handle_irq_event+0x6e/0x70
[  325.355609]  handle_edge_irq+0xbc/0x180
[  325.355611]  __common_interrupt+0x40/0xd0
[  325.355614]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  325.355617]  common_interrupt+0x82/0xa0
[  325.355621]  </IRQ>
[  325.355621]  <TASK>
[  325.355621]  asm_common_interrupt+0x26/0x40
[  325.355624] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  325.355627] 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 1a e9 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  325.355628] RSP: 0018:ff6fe37441b33d38 EFLAGS: 00000286
[  325.355630] RAX: 00000000ffffffff RBX: ff35096281d8c000 RCX: 0000000000000017
[  325.355631] RDX: ffffffffb69b9b95 RSI: 0000000000000286 RDI: ffffffffb7cae3a0
[  325.355631] RBP: 0000000000000001 R08: 0000000000000001 R09: ff6fe37441b33e68
[  325.355632] R10: ff35096281ee2800 R11: 0000000000000001 R12: ffffffffb7cae3a0
[  325.355632] R13: ff6fe3744035f2a8 R14: ff35096281ee2800 R15: 0000000000000286
[  325.355633]  ? rpm_suspend+0x185/0x5e0
[  325.355637]  uart_write+0xb4/0x270
[  325.355640]  n_tty_write+0x153/0x530
[  325.355642]  ? swake_up_all+0xd0/0xd0
[  325.355644]  file_tty_write.isra.0+0x15b/0x2a0
[  325.355645]  vfs_write+0x258/0x4d0
[  325.355649]  ? __hrtimer_run_queues+0x161/0x2a0
[  325.355651]  ksys_write+0x73/0xe0
[  325.355652]  do_syscall_64+0xa4/0xfd0
[  325.355654]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  325.355655] RIP: 0033:0x7f63e7eb9c5e
[  325.355656] 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
[  325.355657] RSP: 002b:00007fffc76cadd0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  325.355658] RAX: ffffffffffffffda RBX: 0000559cf31d6120 RCX: 00007f63e7eb9c5e
[  325.355658] RDX: 0000000000000001 RSI: 0000559cf31d6120 RDI: 0000000000000001
[  325.355658] RBP: 00007fffc76cade0 R08: 0000000000000000 R09: 0000000000000000
[  325.355659] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  325.355659] R13: 0000559cf3197010 R14: 0000000000000001 R15: 0000559cf31d6120
[  325.355660]  </TASK>
[  325.355660] handlers:
[  325.357447] [<00000000403c33e5>] serial8250_interrupt
[  325.357480] Disabling IRQ #51