[    2.498939] ip (211) used greatest stack depth: 12008 bytes left
[    7.716359] GACT probability NOT on
[    7.716929] tc (296) used greatest stack depth: 11728 bytes left
[    9.843752] Mirror/redirect action on
[   96.285417] irq 51: nobody cared (try booting with the "irqpoll" option)
[   96.285502] CPU: 0 UID: 0 PID: 192 Comm: perl Not tainted 6.19.0-rc8-virtme #1 PREEMPT(voluntary) 
[   96.285505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.285506] Call Trace:
[   96.285510]  <IRQ>
[   96.285513]  dump_stack_lvl+0x4d/0x70
[   96.285520]  __report_bad_irq+0x35/0xb8
[   96.285522]  note_interrupt.cold+0x28/0x66
[   96.285524]  handle_irq_event+0x6e/0x80
[   96.285527]  handle_edge_irq+0xbc/0x180
[   96.285529]  __common_interrupt+0x40/0xd0
[   96.285531]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[   96.285533]  common_interrupt+0x7a/0x90
[   96.285537]  </IRQ>
[   96.285537]  <TASK>
[   96.285537]  asm_common_interrupt+0x26/0x40
[   96.285539] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[   96.285542] 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 b2 e8 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[   96.285543] RSP: 0018:ff85cedbc0457d38 EFLAGS: 00000286
[   96.285545] RAX: 00000000ffffffff RBX: ff3683fe41e54000 RCX: 0000000000000017
[   96.285546] RDX: ffffffff94fcf675 RSI: 0000000000000282 RDI: ffffffff962c2680
[   96.285547] RBP: 0000000000000001 R08: 0000000000000001 R09: ff3683fe42fe0800
[   96.285547] R10: ff85cedbc0457e68 R11: 0000000000000001 R12: ffffffff962c2680
[   96.285547] R13: ff85cedbc0345000 R14: ff3683fe42fe0800 R15: 0000000000000282
[   96.285548]  ? rpm_suspend+0x185/0x5e0
[   96.285552]  uart_write+0xb4/0x270
[   96.285555]  n_tty_write+0x155/0x560
[   96.285557]  ? swake_up_all+0xd0/0xd0
[   96.285560]  file_tty_write.isra.0+0x15b/0x2a0
[   96.285561]  vfs_write+0x258/0x4d0
[   96.285564]  ? __hrtimer_run_queues+0x161/0x2a0
[   96.285567]  ksys_write+0x73/0xe0
[   96.285568]  do_syscall_64+0xa4/0xfc0
[   96.285570]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   96.285571] RIP: 0033:0x7f7a3eaecc5e
[   96.285573] Code: 4d 89 d8 e8 34 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
[   96.285573] RSP: 002b:00007ffcd21b1ca0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   96.285574] RAX: ffffffffffffffda RBX: 0000561dc47011c0 RCX: 00007f7a3eaecc5e
[   96.285575] RDX: 0000000000000001 RSI: 0000561dc47011c0 RDI: 0000000000000001
[   96.285575] RBP: 00007ffcd21b1cb0 R08: 0000000000000000 R09: 0000000000000000
[   96.285575] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[   96.285576] R13: 0000561dc46c2010 R14: 0000000000000001 R15: 0000561dc47011c0
[   96.285577]  </TASK>
[   96.285577] handlers:
[   96.286980] [<000000008d6bc296>] serial8250_interrupt
[   96.287016] Disabling IRQ #51