[ 1086.893577][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1086.893887][ C0] CPU: 0 UID: 0 PID: 23505 Comm: perl Not tainted 6.19.0-rc2-virtme #1 PREEMPT(full)
[ 1086.893890][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1086.893892][ C0] Call Trace:
[ 1086.893894][ C0]
[ 1086.893895][ C0] dump_stack_lvl+0x6f/0xa0
[ 1086.893904][ C0] __report_bad_irq+0x66/0x161
[ 1086.893909][ C0] note_interrupt.cold+0x21/0xe7
[ 1086.893910][ C0] ? serial8250_get_port+0x50/0x50
[ 1086.893915][ C0] ? poll_spurious_irqs+0x140/0x140
[ 1086.893921][ C0] handle_irq_event+0x166/0x1c0
[ 1086.893924][ C0] handle_edge_irq+0x2ec/0x880
[ 1086.893929][ C0] __common_interrupt+0xae/0x270
[ 1086.893932][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 1086.893936][ C0] common_interrupt+0xb0/0xf0
[ 1086.893940][ C0]
[ 1086.893941][ C0]
[ 1086.893942][ C0] asm_common_interrupt+0x26/0x40
[ 1086.893945][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 1086.893949][ 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 11 06 02 85 c0 74 12 5b
[ 1086.893950][ C0] RSP: 0018:ffa000000337fa70 EFLAGS: 00000246
[ 1086.893954][ C0] RAX: 0000000000000082 RBX: ffffffff97b8d4e0 RCX: ffffffff94aeae73
[ 1086.893955][ C0] RDX: ff11000018a7a2c0 RSI: ffffffff953b3a4c RDI: ffffffff94e6ae00
[ 1086.893956][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 1086.893957][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff97b8d5e8
[ 1086.893958][ C0] R13: 0000000000000001 R14: ffffffff97b8d620 R15: ff11000005bda800
[ 1086.893961][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 1086.893966][ C0] uart_write+0x21d/0x940
[ 1086.893971][ C0] process_output_block+0x117/0x6e0
[ 1086.893976][ C0] n_tty_write+0x3a8/0x8f0
[ 1086.893978][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 1086.893984][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 1086.893986][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 1086.893988][ C0] ? __init_waitqueue_head+0x160/0x160
[ 1086.893992][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 1086.893995][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1086.893999][ C0] iterate_tty_write+0x27d/0x550
[ 1086.894002][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1086.894006][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 1086.894008][ C0] ? redirected_tty_write+0xd0/0xd0
[ 1086.894010][ C0] new_sync_write+0x308/0x6f0
[ 1086.894013][ C0] ? new_sync_read+0x3bb/0x6f0
[ 1086.894017][ C0] ? new_sync_read+0x6f0/0x6f0
[ 1086.894018][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 1086.894022][ C0] ? __lock_release.isra.0+0x59/0x170
[ 1086.894028][ C0] vfs_write+0x65e/0xbb0
[ 1086.894031][ C0] ? vfs_read+0x3cc/0x790
[ 1086.894034][ C0] ksys_write+0xff/0x200
[ 1086.894037][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 1086.894041][ C0] ? rcu_is_watching+0x15/0xd0
[ 1086.894044][ C0] do_syscall_64+0xbd/0xfc0
[ 1086.894047][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1086.894049][ C0] RIP: 0033:0x7fc191422c5e
[ 1086.894052][ 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
[ 1086.894053][ C0] RSP: 002b:00007ffc78569cd0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1086.894054][ C0] RAX: ffffffffffffffda RBX: 00005585c84a33f0 RCX: 00007fc191422c5e
[ 1086.894055][ C0] RDX: 0000000000000001 RSI: 00005585c84a33f0 RDI: 0000000000000001
[ 1086.894056][ C0] RBP: 00007ffc78569ce0 R08: 0000000000000000 R09: 0000000000000000
[ 1086.894057][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1086.894057][ C0] R13: 00005585c8464010 R14: 0000000000000001 R15: 00005585c84a33f0
[ 1086.894063][ C0]
[ 1086.894064][ C0] handlers:
[ 1086.903098][ C0] [] serial8250_interrupt
[ 1086.903321][ C0] Disabling IRQ #51