[  934.219108] irq 51: nobody cared (try booting with the "irqpoll" option)
[  934.219178] CPU: 0 UID: 0 PID: 15221 Comm: perl Not tainted 6.18.0-virtme #1 PREEMPT(voluntary) 
[  934.219181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  934.219182] Call Trace:
[  934.219185]  <IRQ>
[  934.219188]  dump_stack_lvl+0x4d/0x70
[  934.219195]  __report_bad_irq+0x35/0xb8
[  934.219197]  note_interrupt.cold+0x28/0x66
[  934.219198]  handle_irq_event+0x6e/0x80
[  934.219201]  handle_edge_irq+0xbc/0x180
[  934.219203]  __common_interrupt+0x40/0xd0
[  934.219206]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  934.219209]  common_interrupt+0x82/0xa0
[  934.219212]  </IRQ>
[  934.219213]  <TASK>
[  934.219213]  asm_common_interrupt+0x26/0x40
[  934.219215] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  934.219218] 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
[  934.219219] RSP: 0018:ff45913a01fb7d38 EFLAGS: 00000286
[  934.219221] RAX: 00000000ffffffff RBX: ff25d07d41d44000 RCX: 0000000000000017
[  934.219222] RDX: ffffffffbddc0cb5 RSI: 0000000000000286 RDI: ffffffffbf0ba400
[  934.219222] RBP: 0000000000000001 R08: 0000000000000001 R09: ff25d07d4552e000
[  934.219222] R10: ff45913a01fb7e68 R11: 0000000000000001 R12: ffffffffbf0ba400
[  934.219223] R13: ff45913a0034f2a8 R14: ff25d07d4552e000 R15: 0000000000000286
[  934.219224]  ? rpm_suspend+0x185/0x5e0
[  934.219228]  uart_write+0xb4/0x270
[  934.219231]  n_tty_write+0x153/0x530
[  934.219233]  ? swake_up_all+0xd0/0xd0
[  934.219235]  file_tty_write.isra.0+0x15b/0x2a0
[  934.219238]  vfs_write+0x258/0x4d0
[  934.219241]  ? __hrtimer_run_queues+0x161/0x2a0
[  934.219244]  ksys_write+0x73/0xe0
[  934.219245]  do_syscall_64+0xa4/0xfc0
[  934.219248]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  934.219249] RIP: 0033:0x7f50f286bc5e
[  934.219251] 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
[  934.219252] RSP: 002b:00007fff8ffe5490 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  934.219253] RAX: ffffffffffffffda RBX: 000056431843a280 RCX: 00007f50f286bc5e
[  934.219253] RDX: 0000000000000001 RSI: 000056431843a280 RDI: 0000000000000001
[  934.219253] RBP: 00007fff8ffe54a0 R08: 0000000000000000 R09: 0000000000000000
[  934.219254] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  934.219254] R13: 00005643183fb010 R14: 0000000000000001 R15: 000056431843a280
[  934.219255]  </TASK>
[  934.219255] handlers:
[  934.220300] [<0000000084afae42>] serial8250_interrupt
[  934.220323] Disabling IRQ #51