[ 749.164409][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 749.164738][ C0] CPU: 0 UID: 0 PID: 5783 Comm: perl Not tainted 6.19.0-rc5-virtme #1 PREEMPT(full)
[ 749.164742][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 749.164743][ C0] Call Trace:
[ 749.164745][ C0]
[ 749.164746][ C0] dump_stack_lvl+0x6f/0xa0
[ 749.164755][ C0] __report_bad_irq+0x66/0x161
[ 749.164760][ C0] note_interrupt.cold+0x21/0xe7
[ 749.164762][ C0] ? serial8250_get_port+0x50/0x50
[ 749.164766][ C0] ? poll_spurious_irqs+0x140/0x140
[ 749.164773][ C0] handle_irq_event+0x166/0x1c0
[ 749.164776][ C0] handle_edge_irq+0x2ec/0x880
[ 749.164780][ C0] __common_interrupt+0xae/0x270
[ 749.164783][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 749.164786][ C0] common_interrupt+0xb0/0xf0
[ 749.164790][ C0]
[ 749.164791][ C0]
[ 749.164792][ C0] asm_common_interrupt+0x26/0x40
[ 749.164794][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 749.164798][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 51 c8 de fd 48 89 df e8 b9 19 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 b0 6f d2 fd 65 8b 05 c9 91 05 02 85 c0 74 12 5b
[ 749.164800][ C0] RSP: 0018:ffa0000003627a70 EFLAGS: 00000246
[ 749.164803][ C0] RAX: 0000000000000082 RBX: ffffffffb8991520 RCX: ffffffffb58f6e73
[ 749.164804][ C0] RDX: ff1100000b57c540 RSI: ffffffffb61b60ea RDI: ffffffffb5c6b180
[ 749.164805][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 749.164806][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffb8991628
[ 749.164807][ C0] R13: 0000000000000001 R14: ffffffffb8991660 R15: ff1100000b634000
[ 749.164810][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 749.164815][ C0] uart_write+0x21d/0x940
[ 749.164819][ C0] process_output_block+0x117/0x6e0
[ 749.164825][ C0] n_tty_write+0x3a8/0x8f0
[ 749.164826][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 749.164832][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 749.164834][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 749.164837][ C0] ? __init_waitqueue_head+0x160/0x160
[ 749.164840][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 749.164843][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 749.164847][ C0] iterate_tty_write+0x27d/0x550
[ 749.164850][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 749.164853][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 749.164855][ C0] ? redirected_tty_write+0xd0/0xd0
[ 749.164857][ C0] new_sync_write+0x308/0x6f0
[ 749.164861][ C0] ? new_sync_read+0x3bb/0x6f0
[ 749.164864][ C0] ? new_sync_read+0x6f0/0x6f0
[ 749.164866][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 749.164870][ C0] ? __lock_release.isra.0+0x59/0x170
[ 749.164875][ C0] vfs_write+0x65e/0xbb0
[ 749.164877][ C0] ? vfs_read+0x3cc/0x790
[ 749.164880][ C0] ksys_write+0xff/0x200
[ 749.164884][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 749.164887][ C0] ? rcu_is_watching+0x15/0xd0
[ 749.164891][ C0] do_syscall_64+0xbd/0xfc0
[ 749.164894][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 749.164895][ C0] RIP: 0033:0x7f10efa62c5e
[ 749.164898][ 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
[ 749.164899][ C0] RSP: 002b:00007ffe7ce90740 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 749.164901][ C0] RAX: ffffffffffffffda RBX: 0000561d914e8320 RCX: 00007f10efa62c5e
[ 749.164902][ C0] RDX: 0000000000000001 RSI: 0000561d914e8320 RDI: 0000000000000001
[ 749.164903][ C0] RBP: 00007ffe7ce90750 R08: 0000000000000000 R09: 0000000000000000
[ 749.164903][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 749.164904][ C0] R13: 0000561d914a9010 R14: 0000000000000001 R15: 0000561d914e8320
[ 749.164910][ C0]
[ 749.164910][ C0] handlers:
[ 749.173929][ C0] [] serial8250_interrupt
[ 749.174143][ C0] Disabling IRQ #51