[  318.875183] irq 51: nobody cared (try booting with the "irqpoll" option)
[  318.875270] CPU: 0 UID: 0 PID: 7959 Comm: perl Not tainted 6.19.0-rc1-virtme #1 PREEMPT(voluntary) 
[  318.875272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  318.875274] Call Trace:
[  318.875277]  <IRQ>
[  318.875280]  dump_stack_lvl+0x4d/0x70
[  318.875287]  __report_bad_irq+0x35/0xb8
[  318.875290]  note_interrupt.cold+0x28/0x66
[  318.875291]  handle_irq_event+0x6e/0x80
[  318.875294]  handle_edge_irq+0xbc/0x180
[  318.875296]  __common_interrupt+0x40/0xd0
[  318.875298]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  318.875300]  common_interrupt+0x7a/0x90
[  318.875304]  </IRQ>
[  318.875304]  <TASK>
[  318.875305]  asm_common_interrupt+0x26/0x40
[  318.875307] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  318.875310] 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
[  318.875311] RSP: 0018:ff4b9d1982bc3d38 EFLAGS: 00000286
[  318.875313] RAX: 00000000ffffffff RBX: ff3b549801f88000 RCX: 0000000000000017
[  318.875314] RDX: ffffffff919ce7f5 RSI: 0000000000000282 RDI: ffffffff92cc0680
[  318.875314] RBP: 0000000000000001 R08: 0000000000000001 R09: ff3b549804094800
[  318.875315] R10: ff4b9d1982bc3e68 R11: 0000000000000001 R12: ffffffff92cc0680
[  318.875315] R13: ff4b9d198034d000 R14: ff3b549804094800 R15: 0000000000000282
[  318.875316]  ? rpm_suspend+0x185/0x5e0
[  318.875320]  uart_write+0xb4/0x270
[  318.875324]  n_tty_write+0x155/0x560
[  318.875326]  ? swake_up_all+0xd0/0xd0
[  318.875328]  file_tty_write.isra.0+0x15b/0x2a0
[  318.875329]  vfs_write+0x258/0x4d0
[  318.875333]  ksys_write+0x73/0xe0
[  318.875334]  do_syscall_64+0xa4/0xfc0
[  318.875336]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  318.875337] RIP: 0033:0x7f934ceb5c5e
[  318.875339] 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
[  318.875339] RSP: 002b:00007ffe45ae0390 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  318.875340] RAX: ffffffffffffffda RBX: 0000561842ee6240 RCX: 00007f934ceb5c5e
[  318.875341] RDX: 0000000000000001 RSI: 0000561842ee6240 RDI: 0000000000000001
[  318.875341] RBP: 00007ffe45ae03a0 R08: 0000000000000000 R09: 0000000000000000
[  318.875341] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  318.875342] R13: 0000561842ea7010 R14: 0000000000000001 R15: 0000561842ee6240
[  318.875343]  </TASK>
[  318.875343] handlers:
[  318.876681] [<0000000099e0d5c3>] serial8250_interrupt
[  318.876711] Disabling IRQ #51