[  258.859602] irq 51: nobody cared (try booting with the "irqpoll" option)
[  258.859701] CPU: 0 UID: 0 PID: 20972 Comm: perl Not tainted 6.19.0-rc3-virtme #1 PREEMPT(voluntary) 
[  258.859704] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  258.859705] Call Trace:
[  258.859709]  <IRQ>
[  258.859712]  dump_stack_lvl+0x4d/0x70
[  258.859720]  __report_bad_irq+0x35/0xb8
[  258.859722]  note_interrupt.cold+0x28/0x66
[  258.859724]  handle_irq_event+0x6e/0x80
[  258.859727]  handle_edge_irq+0xbc/0x180
[  258.859729]  __common_interrupt+0x40/0xd0
[  258.859731]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  258.859733]  common_interrupt+0x7a/0x90
[  258.859737]  </IRQ>
[  258.859737]  <TASK>
[  258.859737]  asm_common_interrupt+0x26/0x40
[  258.859740] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  258.859743] 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
[  258.859743] RSP: 0018:ff5c9272c24fbd38 EFLAGS: 00000286
[  258.859745] RAX: 00000000ffffffff RBX: ff12717741d80000 RCX: 0000000000000017
[  258.859746] RDX: ffffffff82bcea75 RSI: 0000000000000282 RDI: ffffffff83ec1680
[  258.859747] RBP: 0000000000000001 R08: 0000000000000001 R09: ff12717741ebf400
[  258.859747] R10: ff5c9272c24fbe68 R11: 0000000000000001 R12: ffffffff83ec1680
[  258.859748] R13: ff5c9272c034d000 R14: ff12717741ebf400 R15: 0000000000000282
[  258.859748]  ? rpm_suspend+0x185/0x5e0
[  258.859753]  uart_write+0xb4/0x270
[  258.859756]  n_tty_write+0x155/0x560
[  258.859758]  ? swake_up_all+0xd0/0xd0
[  258.859760]  file_tty_write.isra.0+0x15b/0x2a0
[  258.859761]  vfs_write+0x258/0x4d0
[  258.859765]  ? __hrtimer_run_queues+0x161/0x2a0
[  258.859767]  ksys_write+0x73/0xe0
[  258.859768]  do_syscall_64+0xa4/0xfc0
[  258.859770]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  258.859771] RIP: 0033:0x7f85ae84cc5e
[  258.859773] 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
[  258.859774] RSP: 002b:00007ffdeccbbc00 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  258.859775] RAX: ffffffffffffffda RBX: 000055bd68d74140 RCX: 00007f85ae84cc5e
[  258.859775] RDX: 0000000000000001 RSI: 000055bd68d74140 RDI: 0000000000000001
[  258.859776] RBP: 00007ffdeccbbc10 R08: 0000000000000000 R09: 0000000000000000
[  258.859776] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  258.859776] R13: 000055bd68d35010 R14: 0000000000000001 R15: 000055bd68d74140
[  258.859777]  </TASK>
[  258.859778] handlers:
[  258.861201] [<00000000a7059939>] serial8250_interrupt
[  258.861231] Disabling IRQ #51