[ 499.791373][T12435] Mirror/redirect action on
[ 503.159283][T12655] tc (12655) used greatest stack depth: 23752 bytes left
[ 520.906301][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 520.906611][ C0] CPU: 0 UID: 0 PID: 12173 Comm: perl Not tainted 6.19.0-rc1-virtme #1 PREEMPT(full)
[ 520.906615][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 520.906616][ C0] Call Trace:
[ 520.906618][ C0]
[ 520.906619][ C0] dump_stack_lvl+0x6f/0xa0
[ 520.906629][ C0] __report_bad_irq+0x66/0x161
[ 520.906633][ C0] note_interrupt.cold+0x21/0xe7
[ 520.906635][ C0] ? serial8250_get_port+0x50/0x50
[ 520.906640][ C0] ? poll_spurious_irqs+0x140/0x140
[ 520.906646][ C0] handle_irq_event+0x166/0x1c0
[ 520.906649][ C0] handle_edge_irq+0x2ec/0x880
[ 520.906654][ C0] __common_interrupt+0xae/0x270
[ 520.906658][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 520.906662][ C0] common_interrupt+0xb0/0xf0
[ 520.906666][ C0]
[ 520.906667][ C0]
[ 520.906668][ C0] asm_common_interrupt+0x26/0x40
[ 520.906671][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 520.906675][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 51 87 df fd 48 89 df e8 b9 d8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 2e d3 fd 65 8b 05 c9 f1 05 02 85 c0 74 12 5b
[ 520.906684][ C0] RSP: 0018:ffa00000074ffa70 EFLAGS: 00000246
[ 520.906689][ C0] RAX: 0000000000000082 RBX: ffffffffa2d8b520 RCX: ffffffff9fceae73
[ 520.906690][ C0] RDX: ff110000054fc540 RSI: ffffffffa05b3839 RDI: ffffffffa006ad00
[ 520.906691][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 520.906692][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffa2d8b628
[ 520.906693][ C0] R13: 0000000000000001 R14: ffffffffa2d8b660 R15: ff11000009269c00
[ 520.906696][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 520.906701][ C0] uart_write+0x21d/0x940
[ 520.906706][ C0] process_output_block+0x117/0x6e0
[ 520.906711][ C0] n_tty_write+0x3a8/0x8f0
[ 520.906712][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 520.906718][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 520.906720][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 520.906723][ C0] ? __init_waitqueue_head+0x160/0x160
[ 520.906726][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 520.906729][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 520.906734][ C0] iterate_tty_write+0x27d/0x550
[ 520.906737][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 520.906740][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 520.906742][ C0] ? redirected_tty_write+0xd0/0xd0
[ 520.906744][ C0] new_sync_write+0x308/0x6f0
[ 520.906747][ C0] ? new_sync_read+0x3bb/0x6f0
[ 520.906750][ C0] ? new_sync_read+0x6f0/0x6f0
[ 520.906752][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 520.906756][ C0] ? __lock_release.isra.0+0x59/0x170
[ 520.906761][ C0] vfs_write+0x65e/0xbb0
[ 520.906764][ C0] ? vfs_read+0x3cc/0x790
[ 520.906768][ C0] ksys_write+0xff/0x200
[ 520.906770][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 520.906774][ C0] ? rcu_is_watching+0x15/0xd0
[ 520.906777][ C0] do_syscall_64+0xbd/0xfc0
[ 520.906780][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 520.906782][ C0] RIP: 0033:0x7f63beac2c5e
[ 520.906785][ 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
[ 520.906786][ C0] RSP: 002b:00007ffe67544300 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 520.906788][ C0] RAX: ffffffffffffffda RBX: 000055926c728340 RCX: 00007f63beac2c5e
[ 520.906789][ C0] RDX: 0000000000000001 RSI: 000055926c728340 RDI: 0000000000000001
[ 520.906790][ C0] RBP: 00007ffe67544310 R08: 0000000000000000 R09: 0000000000000000
[ 520.906790][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 520.906791][ C0] R13: 000055926c6e9010 R14: 0000000000000001 R15: 000055926c728340
[ 520.906797][ C0]
[ 520.906798][ C0] handlers:
[ 520.916126][ C0] [] serial8250_interrupt
[ 520.916412][ C0] Disabling IRQ #51