[  526.062162] irq 51: nobody cared (try booting with the "irqpoll" option)
[  526.062269] CPU: 0 UID: 0 PID: 19867 Comm: perl Not tainted 6.18.0-virtme #1 PREEMPT(voluntary) 
[  526.062271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  526.062273] Call Trace:
[  526.062276]  <IRQ>
[  526.062279]  dump_stack_lvl+0x4d/0x70
[  526.062289]  __report_bad_irq+0x35/0xb8
[  526.062291]  note_interrupt.cold+0x28/0x66
[  526.062292]  handle_irq_event+0x6e/0x80
[  526.062295]  handle_edge_irq+0xbc/0x180
[  526.062297]  __common_interrupt+0x40/0xd0
[  526.062300]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  526.062303]  common_interrupt+0x82/0xa0
[  526.062306]  </IRQ>
[  526.062307]  <TASK>
[  526.062307]  asm_common_interrupt+0x26/0x40
[  526.062309] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  526.062312] 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
[  526.062313] RSP: 0018:ff58ee1dc1cb3d38 EFLAGS: 00000286
[  526.062315] RAX: 00000000ffffffff RBX: ff39a41d81fdc000 RCX: 0000000000000017
[  526.062316] RDX: ffffffffbb5c0cb5 RSI: 0000000000000286 RDI: ffffffffbc8ba400
[  526.062317] RBP: 0000000000000001 R08: 0000000000000001 R09: ff39a41d8311c400
[  526.062317] R10: ff58ee1dc1cb3e68 R11: 0000000000000001 R12: ffffffffbc8ba400
[  526.062317] R13: ff58ee1dc03572a8 R14: ff39a41d8311c400 R15: 0000000000000286
[  526.062318]  ? rpm_suspend+0x185/0x5e0
[  526.062322]  uart_write+0xb4/0x270
[  526.062326]  n_tty_write+0x153/0x530
[  526.062328]  ? swake_up_all+0xd0/0xd0
[  526.062330]  file_tty_write.isra.0+0x15b/0x2a0
[  526.062333]  vfs_write+0x258/0x4d0
[  526.062337]  ? __hrtimer_run_queues+0x161/0x2a0
[  526.062339]  ksys_write+0x73/0xe0
[  526.062341]  do_syscall_64+0xa4/0xfc0
[  526.062343]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  526.062344] RIP: 0033:0x7f6b3aa22c5e
[  526.062346] 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
[  526.062347] RSP: 002b:00007ffc1c3460b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  526.062348] RAX: ffffffffffffffda RBX: 00005645899842b0 RCX: 00007f6b3aa22c5e
[  526.062348] RDX: 0000000000000001 RSI: 00005645899842b0 RDI: 0000000000000001
[  526.062349] RBP: 00007ffc1c3460c0 R08: 0000000000000000 R09: 0000000000000000
[  526.062349] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  526.062349] R13: 0000564589945010 R14: 0000000000000001 R15: 00005645899842b0
[  526.062350]  </TASK>
[  526.062351] handlers:
[  526.063883] [<00000000c111b804>] serial8250_interrupt
[  526.063923] Disabling IRQ #51