[ 428.684361][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 428.684727][ C0] CPU: 0 UID: 0 PID: 5975 Comm: perl Not tainted 6.19.0-rc4-virtme #1 PREEMPT(full)
[ 428.684731][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 428.684732][ C0] Call Trace:
[ 428.684734][ C0]
[ 428.684735][ C0] dump_stack_lvl+0x6f/0xa0
[ 428.684746][ C0] __report_bad_irq+0x66/0x161
[ 428.684750][ C0] note_interrupt.cold+0x21/0xe7
[ 428.684752][ C0] ? serial8250_get_port+0x50/0x50
[ 428.684756][ C0] ? poll_spurious_irqs+0x140/0x140
[ 428.684763][ C0] handle_irq_event+0x166/0x1c0
[ 428.684766][ C0] handle_edge_irq+0x2ec/0x880
[ 428.684769][ C0] __common_interrupt+0xae/0x270
[ 428.684773][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 428.684776][ C0] common_interrupt+0xb0/0xf0
[ 428.684780][ C0]
[ 428.684781][ C0]
[ 428.684782][ C0] asm_common_interrupt+0x26/0x40
[ 428.684785][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 428.684789][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 91 37 df fd 48 89 df e8 f9 88 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 df d2 fd 65 8b 05 c9 e1 05 02 85 c0 74 12 5b
[ 428.684791][ C0] RSP: 0018:ffa0000002c8fa70 EFLAGS: 00000246
[ 428.684794][ C0] RAX: 0000000000000082 RBX: ffffffff9738f520 RCX: ffffffff942efe73
[ 428.684795][ C0] RDX: ff11000012ea0040 RSI: ffffffff94bb53ee RDI: ffffffff9466ae80
[ 428.684796][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 428.684797][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9738f628
[ 428.684798][ C0] R13: 0000000000000001 R14: ffffffff9738f660 R15: ff110000055cb400
[ 428.684801][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 428.684806][ C0] uart_write+0x21d/0x940
[ 428.684810][ C0] process_output_block+0x117/0x6e0
[ 428.684816][ C0] n_tty_write+0x3a8/0x8f0
[ 428.684818][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 428.684823][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 428.684825][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 428.684828][ C0] ? __init_waitqueue_head+0x160/0x160
[ 428.684834][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 428.684837][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 428.684841][ C0] iterate_tty_write+0x27d/0x550
[ 428.684844][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 428.684848][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 428.684850][ C0] ? redirected_tty_write+0xd0/0xd0
[ 428.684852][ C0] new_sync_write+0x308/0x6f0
[ 428.684855][ C0] ? new_sync_read+0x3bb/0x6f0
[ 428.684858][ C0] ? new_sync_read+0x6f0/0x6f0
[ 428.684860][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 428.684864][ C0] ? __lock_release.isra.0+0x59/0x170
[ 428.684869][ C0] vfs_write+0x65e/0xbb0
[ 428.684872][ C0] ? vfs_read+0x3cc/0x790
[ 428.684876][ C0] ksys_write+0xff/0x200
[ 428.684879][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 428.684882][ C0] ? rcu_is_watching+0x15/0xd0
[ 428.684886][ C0] do_syscall_64+0xbd/0xfc0
[ 428.684888][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 428.684890][ C0] RIP: 0033:0x7f1ec42a6c5e
[ 428.684893][ 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
[ 428.684894][ C0] RSP: 002b:00007fff92a545e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 428.684896][ C0] RAX: ffffffffffffffda RBX: 000055c9659e3330 RCX: 00007f1ec42a6c5e
[ 428.684897][ C0] RDX: 0000000000000001 RSI: 000055c9659e3330 RDI: 0000000000000001
[ 428.684898][ C0] RBP: 00007fff92a545f0 R08: 0000000000000000 R09: 0000000000000000
[ 428.684898][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 428.684899][ C0] R13: 000055c9659a4010 R14: 0000000000000001 R15: 000055c9659e3330
[ 428.684905][ C0]
[ 428.684906][ C0] handlers:
[ 428.694098][ C0] [] serial8250_interrupt
[ 428.694359][ C0] Disabling IRQ #51