[  559.434352] irq 51: nobody cared (try booting with the "irqpoll" option)
[  559.434448] CPU: 0 UID: 0 PID: 25649 Comm: perl Not tainted 6.19.0-rc1-virtme #1 PREEMPT(voluntary) 
[  559.434451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  559.434452] Call Trace:
[  559.434455]  <IRQ>
[  559.434459]  dump_stack_lvl+0x4d/0x70
[  559.434465]  __report_bad_irq+0x35/0xb8
[  559.434467]  note_interrupt.cold+0x28/0x66
[  559.434468]  handle_irq_event+0x6e/0x80
[  559.434471]  handle_edge_irq+0xbc/0x180
[  559.434473]  __common_interrupt+0x40/0xd0
[  559.434475]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  559.434477]  common_interrupt+0x7a/0x90
[  559.434481]  </IRQ>
[  559.434481]  <TASK>
[  559.434481]  asm_common_interrupt+0x26/0x40
[  559.434484] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  559.434494] 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
[  559.434494] RSP: 0018:ff5c27f80153fd38 EFLAGS: 00000286
[  559.434497] RAX: 00000000ffffffff RBX: ff18e896c1f68000 RCX: 0000000000000017
[  559.434497] RDX: ffffffff84fce675 RSI: 0000000000000282 RDI: ffffffff862c0680
[  559.434498] RBP: 0000000000000001 R08: 0000000000000001 R09: ff18e896c2fe4400
[  559.434498] R10: ff5c27f80153fe68 R11: 0000000000000001 R12: ffffffff862c0680
[  559.434499] R13: ff5c27f80033d000 R14: ff18e896c2fe4400 R15: 0000000000000282
[  559.434499]  ? rpm_suspend+0x185/0x5e0
[  559.434503]  uart_write+0xb4/0x270
[  559.434507]  n_tty_write+0x155/0x560
[  559.434509]  ? swake_up_all+0xd0/0xd0
[  559.434511]  file_tty_write.isra.0+0x15b/0x2a0
[  559.434512]  vfs_write+0x258/0x4d0
[  559.434515]  ? __hrtimer_run_queues+0x161/0x2a0
[  559.434518]  ksys_write+0x73/0xe0
[  559.434519]  do_syscall_64+0xa4/0xfc0
[  559.434520]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  559.434522] RIP: 0033:0x7f10d268cc5e
[  559.434523] 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
[  559.434524] RSP: 002b:00007ffcc8ac2b90 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  559.434525] RAX: ffffffffffffffda RBX: 000055e12032a160 RCX: 00007f10d268cc5e
[  559.434525] RDX: 0000000000000001 RSI: 000055e12032a160 RDI: 0000000000000001
[  559.434526] RBP: 00007ffcc8ac2ba0 R08: 0000000000000000 R09: 0000000000000000
[  559.434526] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  559.434526] R13: 000055e1202eb010 R14: 0000000000000001 R15: 000055e12032a160
[  559.434527]  </TASK>
[  559.434528] handlers:
[  559.436183] [<00000000774d3042>] serial8250_interrupt
[  559.436226] Disabling IRQ #51