[  617.938091][T17666] Mirror/redirect action on
[  621.359668][T17882] tc (17882) used greatest stack depth: 23888 bytes left
[  630.087564][    C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1681053372 wd_nsec: 1681053563
[  658.135996][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  658.136348][    C0] CPU: 0 UID: 0 PID: 17394 Comm: perl Not tainted 6.19.0-rc8-virtme #1 PREEMPT(full) 
[  658.136351][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  658.136353][    C0] Call Trace:
[  658.136355][    C0]  <IRQ>
[  658.136356][    C0]  dump_stack_lvl+0x6f/0xa0
[  658.136366][    C0]  __report_bad_irq+0x66/0x161
[  658.136370][    C0]  note_interrupt.cold+0x21/0xe7
[  658.136372][    C0]  ? serial8250_get_port+0x50/0x50
[  658.136376][    C0]  ? poll_spurious_irqs+0x140/0x140
[  658.136383][    C0]  handle_irq_event+0x166/0x1c0
[  658.136386][    C0]  handle_edge_irq+0x2ec/0x880
[  658.136389][    C0]  __common_interrupt+0xae/0x270
[  658.136393][    C0]  ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[  658.136396][    C0]  common_interrupt+0xb0/0xf0
[  658.136401][    C0]  </IRQ>
[  658.136402][    C0]  <TASK>
[  658.136403][    C0]  asm_common_interrupt+0x26/0x40
[  658.136405][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[  658.136410][    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 b1 f3 de fd 48 89 df e8 19 45 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 f0 81 d2 fd 65 8b 05 29 a4 05 02 85 c0 74 12 5b
[  658.136412][    C0] RSP: 0018:ffa00000043cfa70 EFLAGS: 00000246
[  658.136415][    C0] RAX: 0000000000000082 RBX: ffffffffbf392520 RCX: ffffffffbc2f6c13
[  658.136416][    C0] RDX: ff11000008fe22c0 RSI: ffffffffbcbb6937 RDI: ffffffffbc66b380
[  658.136417][    C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[  658.136418][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbf392628
[  658.136419][    C0] R13: 0000000000000001 R14: ffffffffbf392660 R15: ff1100000b00a800
[  658.136422][    C0]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  658.136427][    C0]  uart_write+0x21d/0x940
[  658.136431][    C0]  process_output_block+0x117/0x6e0
[  658.136437][    C0]  n_tty_write+0x3a8/0x8f0
[  658.136439][    C0]  ? _copy_from_iter+0x1b6/0x1580
[  658.136444][    C0]  ? n_tty_receive_signal_char+0x110/0x110
[  658.136446][    C0]  ? _mutex_trylock_nest_lock+0x21a/0x340
[  658.136449][    C0]  ? __init_waitqueue_head+0x160/0x160
[  658.136453][    C0]  ? lock_acquire.part.0+0xbc/0x260
[  658.136456][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  658.136460][    C0]  iterate_tty_write+0x27d/0x550
[  658.136463][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  658.136466][    C0]  file_tty_write.isra.0+0x1a2/0x240
[  658.136469][    C0]  ? redirected_tty_write+0xd0/0xd0
[  658.136471][    C0]  new_sync_write+0x308/0x6f0
[  658.136474][    C0]  ? new_sync_read+0x3bb/0x6f0
[  658.136477][    C0]  ? new_sync_read+0x6f0/0x6f0
[  658.136479][    C0]  ? generic_atomic_write_valid+0x150/0x150
[  658.136483][    C0]  ? __lock_release.isra.0+0x59/0x170
[  658.136488][    C0]  vfs_write+0x65e/0xbb0
[  658.136495][    C0]  ? vfs_read+0x3cc/0x790
[  658.136498][    C0]  ksys_write+0xff/0x200
[  658.136502][    C0]  ? __ia32_sys_read+0xc0/0xc0
[  658.136505][    C0]  ? rcu_is_watching+0x15/0xd0
[  658.136509][    C0]  do_syscall_64+0xbd/0xfc0
[  658.136512][    C0]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  658.136513][    C0] RIP: 0033:0x7fc0fa89dc5e
[  658.136517][    C0] 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
[  658.136518][    C0] RSP: 002b:00007fffdb6fee90 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  658.136520][    C0] RAX: ffffffffffffffda RBX: 000055f4e3a13440 RCX: 00007fc0fa89dc5e
[  658.136521][    C0] RDX: 0000000000000001 RSI: 000055f4e3a13440 RDI: 0000000000000001
[  658.136521][    C0] RBP: 00007fffdb6feea0 R08: 0000000000000000 R09: 0000000000000000
[  658.136522][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  658.136523][    C0] R13: 000055f4e39d4010 R14: 0000000000000001 R15: 000055f4e3a13440
[  658.136528][    C0]  </TASK>
[  658.136529][    C0] handlers:
[  658.145783][    C0] [<ffffffffbb2cf3c0>] serial8250_interrupt
[  658.146329][    C0] Disabling IRQ #51
[  736.029118][T18112] tc (18112) used greatest stack depth: 23552 bytes left