[  637.911089] irq 51: nobody cared (try booting with the "irqpoll" option)
[  637.911215] CPU: 0 UID: 0 PID: 25850 Comm: perl Not tainted 6.19.0-rc2-virtme #1 PREEMPT(voluntary) 
[  637.911217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  637.911218] Call Trace:
[  637.911221]  <IRQ>
[  637.911224]  dump_stack_lvl+0x4d/0x70
[  637.911231]  __report_bad_irq+0x35/0xb8
[  637.911233]  note_interrupt.cold+0x28/0x66
[  637.911234]  handle_irq_event+0x6e/0x80
[  637.911237]  handle_edge_irq+0xbc/0x180
[  637.911239]  __common_interrupt+0x40/0xd0
[  637.911242]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  637.911244]  common_interrupt+0x7a/0x90
[  637.911247]  </IRQ>
[  637.911248]  <TASK>
[  637.911248]  asm_common_interrupt+0x26/0x40
[  637.911250] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  637.911254] 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 e4 c2 e8 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  637.911254] RSP: 0018:ff5af2d500e5bd38 EFLAGS: 00000286
[  637.911256] RAX: 00000000ffffffff RBX: ff4f840cc1f28000 RCX: 0000000000000017
[  637.911257] RDX: ffffffffacfce935 RSI: 0000000000000282 RDI: ffffffffae2c0680
[  637.911258] RBP: 0000000000000001 R08: 0000000000000001 R09: ff4f840cc23bf000
[  637.911258] R10: ff5af2d500e5be68 R11: 0000000000000001 R12: ffffffffae2c0680
[  637.911259] R13: ff5af2d500355000 R14: ff4f840cc23bf000 R15: 0000000000000282
[  637.911259]  ? rpm_suspend+0x185/0x5e0
[  637.911264]  uart_write+0xb4/0x270
[  637.911267]  n_tty_write+0x155/0x560
[  637.911269]  ? swake_up_all+0xd0/0xd0
[  637.911271]  file_tty_write.isra.0+0x15b/0x2a0
[  637.911272]  vfs_write+0x258/0x4d0
[  637.911276]  ? __hrtimer_run_queues+0x161/0x2a0
[  637.911278]  ksys_write+0x73/0xe0
[  637.911279]  do_syscall_64+0xa4/0xfc0
[  637.911281]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  637.911282] RIP: 0033:0x7fa675186c5e
[  637.911284] 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
[  637.911284] RSP: 002b:00007fff35fc0380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  637.911286] RAX: ffffffffffffffda RBX: 0000555dde1e1130 RCX: 00007fa675186c5e
[  637.911286] RDX: 0000000000000001 RSI: 0000555dde1e1130 RDI: 0000000000000001
[  637.911286] RBP: 00007fff35fc0390 R08: 0000000000000000 R09: 0000000000000000
[  637.911287] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  637.911287] R13: 0000555dde1a2010 R14: 0000000000000001 R15: 0000555dde1e1130
[  637.911288]  </TASK>
[  637.911288] handlers:
[  637.913116] [<00000000ff2e3399>] serial8250_interrupt
[  637.913149] Disabling IRQ #51