[  582.706811][ T6386] Mirror/redirect action on
[  582.723670][ T6385] tc (6385) used greatest stack depth: 23584 bytes left
[  599.728159][    C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1352025079 wd_nsec: 1352025140
[  743.354115][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  743.354478][    C0] CPU: 0 UID: 0 PID: 6114 Comm: perl Not tainted 6.18.0-virtme #1 PREEMPT(full) 
[  743.354482][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  743.354484][    C0] Call Trace:
[  743.354485][    C0]  <IRQ>
[  743.354487][    C0]  dump_stack_lvl+0x6f/0xa0
[  743.354496][    C0]  __report_bad_irq+0x66/0x161
[  743.354501][    C0]  note_interrupt.cold+0x21/0xe7
[  743.354502][    C0]  ? serial8250_get_port+0x50/0x50
[  743.354506][    C0]  ? poll_spurious_irqs+0x140/0x140
[  743.354512][    C0]  handle_irq_event+0x166/0x1c0
[  743.354515][    C0]  handle_edge_irq+0x2ec/0x880
[  743.354520][    C0]  __common_interrupt+0xae/0x270
[  743.354523][    C0]  ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[  743.354527][    C0]  common_interrupt+0xc4/0x100
[  743.354532][    C0]  </IRQ>
[  743.354533][    C0]  <TASK>
[  743.354535][    C0]  asm_common_interrupt+0x26/0x40
[  743.354538][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[  743.354543][    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 21 82 e3 fd 48 89 df e8 c9 cd e3 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 30 5b d7 fd 65 8b 05 d9 c1 09 02 85 c0 74 12 5b
[  743.354546][    C0] RSP: 0018:ffa0000007527a70 EFLAGS: 00000246
[  743.354550][    C0] RAX: 0000000000000082 RBX: ffffffff8cb73860 RCX: ffffffff89a96e63
[  743.354552][    C0] RDX: ff1100000ac7a2c0 RSI: ffffffff8a3a9aaa RDI: ffffffff89e67200
[  743.354553][    C0] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000001
[  743.354555][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff8cb73968
[  743.354556][    C0] R13: 0000000000000001 R14: ffffffff8cb739a0 R15: ff11000008bd8400
[  743.354561][    C0]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  743.354566][    C0]  uart_write+0x21d/0x940
[  743.354570][    C0]  process_output_block+0x117/0x6e0
[  743.354575][    C0]  n_tty_write+0x3a9/0x8d0
[  743.354577][    C0]  ? _copy_from_iter+0x1b6/0x1580
[  743.354583][    C0]  ? n_tty_receive_signal_char+0x110/0x110
[  743.354585][    C0]  ? _mutex_trylock_nest_lock+0x21a/0x340
[  743.354588][    C0]  ? __init_waitqueue_head+0x160/0x160
[  743.354592][    C0]  ? lock_acquire.part.0+0xbc/0x260
[  743.354595][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  743.354599][    C0]  iterate_tty_write+0x27d/0x550
[  743.354602][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  743.354605][    C0]  file_tty_write.isra.0+0x1a2/0x240
[  743.354608][    C0]  ? redirected_tty_write+0xd0/0xd0
[  743.354609][    C0]  new_sync_write+0x308/0x6f0
[  743.354613][    C0]  ? new_sync_read+0x3bb/0x6f0
[  743.354616][    C0]  ? new_sync_read+0x6f0/0x6f0
[  743.354617][    C0]  ? generic_atomic_write_valid+0x150/0x150
[  743.354621][    C0]  ? __lock_release.isra.0+0x59/0x170
[  743.354627][    C0]  vfs_write+0x65e/0xbb0
[  743.354629][    C0]  ? vfs_read+0x3cc/0x790
[  743.354632][    C0]  ksys_write+0xff/0x200
[  743.354635][    C0]  ? __ia32_sys_read+0xc0/0xc0
[  743.354637][    C0]  ? do_syscall_64+0x88/0xfc0
[  743.354641][    C0]  ? rcu_is_watching+0x15/0xd0
[  743.354645][    C0]  do_syscall_64+0xbd/0xfc0
[  743.354648][    C0]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  743.354649][    C0] RIP: 0033:0x7ff1ad599c5e
[  743.354653][    C0] 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
[  743.354654][    C0] RSP: 002b:00007ffdd7dd58b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  743.354656][    C0] RAX: ffffffffffffffda RBX: 000055f1913d23f0 RCX: 00007ff1ad599c5e
[  743.354657][    C0] RDX: 0000000000000001 RSI: 000055f1913d23f0 RDI: 0000000000000001
[  743.354657][    C0] RBP: 00007ffdd7dd58c0 R08: 0000000000000000 R09: 0000000000000000
[  743.354658][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  743.354659][    C0] R13: 000055f191393010 R14: 0000000000000001 R15: 000055f1913d23f0
[  743.354665][    C0]  </TASK>
[  743.354665][    C0] handlers:
[  743.363968][    C0] [<ffffffff88a9d560>] serial8250_interrupt
[  743.364258][    C0] Disabling IRQ #51