[  442.430371] Mirror/redirect action on
[  447.790987] tc (17513) used greatest stack depth: 11464 bytes left
[  458.191247] irq 51: nobody cared (try booting with the "irqpoll" option)
[  458.191336] CPU: 0 UID: 0 PID: 13945 Comm: perl Not tainted 6.19.0-rc1-virtme #1 PREEMPT(voluntary) 
[  458.191338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  458.191340] Call Trace:
[  458.191343]  <IRQ>
[  458.191346]  dump_stack_lvl+0x4d/0x70
[  458.191353]  __report_bad_irq+0x35/0xb8
[  458.191355]  note_interrupt.cold+0x28/0x66
[  458.191356]  handle_irq_event+0x6e/0x80
[  458.191359]  handle_edge_irq+0xbc/0x180
[  458.191362]  __common_interrupt+0x40/0xd0
[  458.191365]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  458.191366]  common_interrupt+0x7a/0x90
[  458.191370]  </IRQ>
[  458.191370]  <TASK>
[  458.191371]  asm_common_interrupt+0x26/0x40
[  458.191372] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  458.191376] 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
[  458.191377] RSP: 0018:ff7ea844c7e3bd38 EFLAGS: 00000286
[  458.191379] RAX: 00000000ffffffff RBX: ff349ab501f68000 RCX: 0000000000000017
[  458.191379] RDX: ffffffffa15ce675 RSI: 0000000000000282 RDI: ffffffffa28c0680
[  458.191380] RBP: 0000000000000001 R08: 0000000000000001 R09: ff349ab504178400
[  458.191380] R10: ff7ea844c7e3be68 R11: 0000000000000001 R12: ffffffffa28c0680
[  458.191381] R13: ff7ea844c0355000 R14: ff349ab504178400 R15: 0000000000000282
[  458.191381]  ? rpm_suspend+0x185/0x5e0
[  458.191386]  uart_write+0xb4/0x270
[  458.191389]  n_tty_write+0x155/0x560
[  458.191391]  ? swake_up_all+0xd0/0xd0
[  458.191393]  file_tty_write.isra.0+0x15b/0x2a0
[  458.191394]  vfs_write+0x258/0x4d0
[  458.191398]  ? __hrtimer_run_queues+0x161/0x2a0
[  458.191400]  ksys_write+0x73/0xe0
[  458.191401]  do_syscall_64+0xa4/0xfc0
[  458.191403]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  458.191404] RIP: 0033:0x7f4d626b8c5e
[  458.191406] 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
[  458.191407] RSP: 002b:00007ffca0965fa0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  458.191408] RAX: ffffffffffffffda RBX: 000055c0c1d1e140 RCX: 00007f4d626b8c5e
[  458.191408] RDX: 0000000000000001 RSI: 000055c0c1d1e140 RDI: 0000000000000001
[  458.191408] RBP: 00007ffca0965fb0 R08: 0000000000000000 R09: 0000000000000000
[  458.191409] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  458.191409] R13: 000055c0c1cdf010 R14: 0000000000000001 R15: 000055c0c1d1e140
[  458.191410]  </TASK>
[  458.191410] handlers:
[  458.192674] [<00000000deffb42c>] serial8250_interrupt
[  458.192702] Disabling IRQ #51