[  855.692331] irq 51: nobody cared (try booting with the "irqpoll" option)
[  855.692423] CPU: 0 UID: 0 PID: 9033 Comm: perl Not tainted 6.18.0-rc6-virtme #1 PREEMPT(voluntary) 
[  855.692426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  855.692427] Call Trace:
[  855.692430]  <IRQ>
[  855.692433]  dump_stack_lvl+0x4d/0x70
[  855.692439]  __report_bad_irq+0x35/0xb8
[  855.692442]  note_interrupt.cold+0x28/0x66
[  855.692443]  handle_irq_event+0x6e/0x70
[  855.692446]  handle_edge_irq+0xbc/0x180
[  855.692448]  __common_interrupt+0x40/0xd0
[  855.692451]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  855.692454]  common_interrupt+0x82/0xa0
[  855.692458]  </IRQ>
[  855.692458]  <TASK>
[  855.692458]  asm_common_interrupt+0x26/0x40
[  855.692461] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  855.692464] 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
[  855.692465] RSP: 0018:ff6cedad42d5bd38 EFLAGS: 00000286
[  855.692467] RAX: 00000000ffffffff RBX: ff1a8109c1e00000 RCX: 0000000000000017
[  855.692468] RDX: ffffffffaf3b9b95 RSI: 0000000000000286 RDI: ffffffffb06ae3a0
[  855.692468] RBP: 0000000000000001 R08: 0000000000000001 R09: ff6cedad42d5be68
[  855.692468] R10: ff1a8109c1f77400 R11: 0000000000000001 R12: ffffffffb06ae3a0
[  855.692469] R13: ff6cedad403672a8 R14: ff1a8109c1f77400 R15: 0000000000000286
[  855.692469]  ? rpm_suspend+0x185/0x5e0
[  855.692474]  uart_write+0xb4/0x270
[  855.692477]  n_tty_write+0x153/0x530
[  855.692479]  ? swake_up_all+0xd0/0xd0
[  855.692481]  file_tty_write.isra.0+0x15b/0x2a0
[  855.692483]  vfs_write+0x258/0x4d0
[  855.692486]  ? __hrtimer_run_queues+0x161/0x2a0
[  855.692489]  ksys_write+0x73/0xe0
[  855.692490]  do_syscall_64+0xa4/0xfd0
[  855.692491]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  855.692492] RIP: 0033:0x7f0c70653c5e
[  855.692494] 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
[  855.692494] RSP: 002b:00007ffe546dfeb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  855.692495] RAX: ffffffffffffffda RBX: 000055a32a1050f0 RCX: 00007f0c70653c5e
[  855.692496] RDX: 0000000000000001 RSI: 000055a32a1050f0 RDI: 0000000000000001
[  855.692496] RBP: 00007ffe546dfec0 R08: 0000000000000000 R09: 0000000000000000
[  855.692496] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  855.692497] R13: 000055a32a0c6010 R14: 0000000000000001 R15: 000055a32a1050f0
[  855.692498]  </TASK>
[  855.692498] handlers:
[  855.693777] [<00000000d9454df9>] serial8250_interrupt
[  855.693808] Disabling IRQ #51