[ 1045.978164][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1045.978504][ C0] CPU: 0 UID: 0 PID: 30631 Comm: perl Not tainted 6.19.0-rc7-virtme #1 PREEMPT(full)
[ 1045.978508][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1045.978510][ C0] Call Trace:
[ 1045.978511][ C0]
[ 1045.978513][ C0] dump_stack_lvl+0x6f/0xa0
[ 1045.978523][ C0] __report_bad_irq+0x66/0x161
[ 1045.978527][ C0] note_interrupt.cold+0x21/0xe7
[ 1045.978529][ C0] ? serial8250_get_port+0x50/0x50
[ 1045.978534][ C0] ? poll_spurious_irqs+0x140/0x140
[ 1045.978540][ C0] handle_irq_event+0x166/0x1c0
[ 1045.978543][ C0] handle_edge_irq+0x2ec/0x880
[ 1045.978547][ C0] __common_interrupt+0xae/0x270
[ 1045.978551][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 1045.978554][ C0] common_interrupt+0xb0/0xf0
[ 1045.978559][ C0]
[ 1045.978559][ C0]
[ 1045.978561][ C0] asm_common_interrupt+0x26/0x40
[ 1045.978564][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 1045.978567][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 31 33 de fd 48 89 df e8 99 84 de fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 c1 d1 fd 65 8b 05 29 04 05 02 85 c0 74 12 5b
[ 1045.978569][ C0] RSP: 0018:ffa0000005f37a70 EFLAGS: 00000246
[ 1045.978572][ C0] RAX: 0000000000000082 RBX: ffffffff9eb94520 RCX: ffffffff9bb02c13
[ 1045.978573][ C0] RDX: ff1100001c878040 RSI: ffffffff9c3b746e RDI: ffffffff9be6b280
[ 1045.978574][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 1045.978575][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9eb94628
[ 1045.978576][ C0] R13: 0000000000000001 R14: ffffffff9eb94660 R15: ff1100000baf3400
[ 1045.978579][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 1045.978583][ C0] uart_write+0x21d/0x940
[ 1045.978588][ C0] process_output_block+0x117/0x6e0
[ 1045.978593][ C0] n_tty_write+0x3a8/0x8f0
[ 1045.978595][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 1045.978601][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 1045.978603][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 1045.978606][ C0] ? __init_waitqueue_head+0x160/0x160
[ 1045.978610][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 1045.978613][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1045.978617][ C0] iterate_tty_write+0x27d/0x550
[ 1045.978620][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1045.978623][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 1045.978625][ C0] ? redirected_tty_write+0xd0/0xd0
[ 1045.978627][ C0] new_sync_write+0x308/0x6f0
[ 1045.978631][ C0] ? new_sync_read+0x3bb/0x6f0
[ 1045.978634][ C0] ? new_sync_read+0x6f0/0x6f0
[ 1045.978635][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 1045.978639][ C0] ? __lock_release.isra.0+0x59/0x170
[ 1045.978645][ C0] vfs_write+0x65e/0xbb0
[ 1045.978647][ C0] ? vfs_read+0x3cc/0x790
[ 1045.978650][ C0] ksys_write+0xff/0x200
[ 1045.978653][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 1045.978656][ C0] ? rcu_is_watching+0x15/0xd0
[ 1045.978660][ C0] do_syscall_64+0xbd/0xfc0
[ 1045.978663][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1045.978665][ C0] RIP: 0033:0x7fe4f4895c5e
[ 1045.978668][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 1045.978669][ C0] RSP: 002b:00007ffcd5443820 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1045.978671][ C0] RAX: ffffffffffffffda RBX: 00005600c5af1470 RCX: 00007fe4f4895c5e
[ 1045.978672][ C0] RDX: 0000000000000001 RSI: 00005600c5af1470 RDI: 0000000000000001
[ 1045.978672][ C0] RBP: 00007ffcd5443830 R08: 0000000000000000 R09: 0000000000000000
[ 1045.978673][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1045.978674][ C0] R13: 00005600c5ab2010 R14: 0000000000000001 R15: 00005600c5af1470
[ 1045.978679][ C0]
[ 1045.978680][ C0] handlers:
[ 1045.987791][ C0] [] serial8250_interrupt
[ 1045.988054][ C0] Disabling IRQ #51