[ 277.850978][ T4626] Mirror/redirect action on
[ 277.871298][ T4625] tc (4625) used greatest stack depth: 23584 bytes left
[ 298.056032][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 298.056395][ C0] CPU: 0 UID: 0 PID: 4354 Comm: perl Not tainted 6.19.0-rc4-virtme #1 PREEMPT(full)
[ 298.056399][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 298.056401][ C0] Call Trace:
[ 298.056403][ C0]
[ 298.056405][ C0] dump_stack_lvl+0x6f/0xa0
[ 298.056414][ C0] __report_bad_irq+0x66/0x161
[ 298.056420][ C0] note_interrupt.cold+0x21/0xe7
[ 298.056422][ C0] ? serial8250_get_port+0x50/0x50
[ 298.056426][ C0] ? poll_spurious_irqs+0x140/0x140
[ 298.056433][ C0] handle_irq_event+0x166/0x1c0
[ 298.056436][ C0] handle_edge_irq+0x2ec/0x880
[ 298.056441][ C0] __common_interrupt+0xae/0x270
[ 298.056444][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 298.056447][ C0] common_interrupt+0xb0/0xf0
[ 298.056451][ C0]
[ 298.056452][ C0]
[ 298.056454][ C0] asm_common_interrupt+0x26/0x40
[ 298.056456][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 298.056460][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 91 27 df fd 48 89 df e8 f9 78 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 cf d2 fd 65 8b 05 c9 d1 05 02 85 c0 74 12 5b
[ 298.056462][ C0] RSP: 0018:ffa0000009cafa70 EFLAGS: 00000246
[ 298.056465][ C0] RAX: 0000000000000082 RBX: ffffffffbf58f520 RCX: ffffffffbc4f0e73
[ 298.056467][ C0] RDX: ff110000166c8040 RSI: ffffffffbcdb5483 RDI: ffffffffbc86ae80
[ 298.056468][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 298.056469][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbf58f628
[ 298.056469][ C0] R13: 0000000000000001 R14: ffffffffbf58f660 R15: ff11000009fc0400
[ 298.056473][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 298.056478][ C0] uart_write+0x21d/0x940
[ 298.056483][ C0] process_output_block+0x117/0x6e0
[ 298.056489][ C0] n_tty_write+0x3a8/0x8f0
[ 298.056491][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 298.056496][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 298.056499][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 298.056501][ C0] ? __init_waitqueue_head+0x160/0x160
[ 298.056505][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 298.056509][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 298.056518][ C0] iterate_tty_write+0x27d/0x550
[ 298.056523][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 298.056529][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 298.056533][ C0] ? redirected_tty_write+0xd0/0xd0
[ 298.056536][ C0] new_sync_write+0x308/0x6f0
[ 298.056539][ C0] ? new_sync_read+0x3bb/0x6f0
[ 298.056543][ C0] ? new_sync_read+0x6f0/0x6f0
[ 298.056544][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 298.056548][ C0] ? __lock_release.isra.0+0x59/0x170
[ 298.056554][ C0] vfs_write+0x65e/0xbb0
[ 298.056557][ C0] ? vfs_read+0x3cc/0x790
[ 298.056561][ C0] ksys_write+0xff/0x200
[ 298.056564][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 298.056567][ C0] ? rcu_is_watching+0x15/0xd0
[ 298.056571][ C0] do_syscall_64+0xbd/0xfc0
[ 298.056574][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 298.056576][ C0] RIP: 0033:0x7f8810794c5e
[ 298.056580][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 298.056581][ C0] RSP: 002b:00007ffd2b1df8c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 298.056582][ C0] RAX: ffffffffffffffda RBX: 00005630ae2853e0 RCX: 00007f8810794c5e
[ 298.056583][ C0] RDX: 0000000000000001 RSI: 00005630ae2853e0 RDI: 0000000000000001
[ 298.056584][ C0] RBP: 00007ffd2b1df8d0 R08: 0000000000000000 R09: 0000000000000000
[ 298.056585][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 298.056585][ C0] R13: 00005630ae246010 R14: 0000000000000001 R15: 00005630ae2853e0
[ 298.056592][ C0]
[ 298.056593][ C0] handlers:
[ 298.066318][ C0] [] serial8250_interrupt
[ 298.066616][ C0] Disabling IRQ #51