[ 1039.995375][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1039.995765][ C0] CPU: 0 UID: 0 PID: 9205 Comm: perl Not tainted 6.19.0-rc3-virtme #1 PREEMPT(full)
[ 1039.995768][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1039.995770][ C0] Call Trace:
[ 1039.995771][ C0]
[ 1039.995773][ C0] dump_stack_lvl+0x6f/0xa0
[ 1039.995782][ C0] __report_bad_irq+0x66/0x161
[ 1039.995787][ C0] note_interrupt.cold+0x21/0xe7
[ 1039.995789][ C0] ? serial8250_get_port+0x50/0x50
[ 1039.995794][ C0] ? poll_spurious_irqs+0x140/0x140
[ 1039.995800][ C0] handle_irq_event+0x166/0x1c0
[ 1039.995803][ C0] handle_edge_irq+0x2ec/0x880
[ 1039.995808][ C0] __common_interrupt+0xae/0x270
[ 1039.995811][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 1039.995815][ C0] common_interrupt+0xb0/0xf0
[ 1039.995820][ C0]
[ 1039.995820][ C0]
[ 1039.995822][ C0] asm_common_interrupt+0x26/0x40
[ 1039.995824][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 1039.995828][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 91 77 df fd 48 89 df e8 f9 c8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 1f d3 fd 65 8b 05 c9 01 06 02 85 c0 74 12 5b
[ 1039.995830][ C0] RSP: 0018:ffa00000022cfa70 EFLAGS: 00000246
[ 1039.995834][ C0] RAX: 0000000000000082 RBX: ffffffffba18d4e0 RCX: ffffffffb70ebe73
[ 1039.995835][ C0] RDX: ff110000190c8040 RSI: ffffffffb79b3b89 RDI: ffffffffb746ae00
[ 1039.995836][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 1039.995837][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffba18d5e8
[ 1039.995837][ C0] R13: 0000000000000001 R14: ffffffffba18d620 R15: ff11000004ce9c00
[ 1039.995841][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 1039.995845][ C0] uart_write+0x21d/0x940
[ 1039.995850][ C0] process_output_block+0x117/0x6e0
[ 1039.995855][ C0] n_tty_write+0x3a8/0x8f0
[ 1039.995857][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 1039.995863][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 1039.995865][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 1039.995867][ C0] ? __init_waitqueue_head+0x160/0x160
[ 1039.995871][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 1039.995873][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1039.995878][ C0] iterate_tty_write+0x27d/0x550
[ 1039.995881][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1039.995884][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 1039.995886][ C0] ? redirected_tty_write+0xd0/0xd0
[ 1039.995888][ C0] new_sync_write+0x308/0x6f0
[ 1039.995891][ C0] ? rcu_is_watching+0x15/0xd0
[ 1039.995895][ C0] ? new_sync_read+0x6f0/0x6f0
[ 1039.995903][ C0] vfs_write+0x65e/0xbb0
[ 1039.995906][ C0] ? vfs_read+0x3cc/0x790
[ 1039.995910][ C0] ksys_write+0xff/0x200
[ 1039.995912][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 1039.995916][ C0] ? rcu_is_watching+0x15/0xd0
[ 1039.995918][ C0] do_syscall_64+0xbd/0xfc0
[ 1039.995921][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1039.995922][ C0] RIP: 0033:0x7fc905f65c5e
[ 1039.995926][ 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
[ 1039.995927][ C0] RSP: 002b:00007ffe42e9c7a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1039.995929][ C0] RAX: ffffffffffffffda RBX: 0000561aeaeec4f0 RCX: 00007fc905f65c5e
[ 1039.995930][ C0] RDX: 0000000000000001 RSI: 0000561aeaeec4f0 RDI: 0000000000000001
[ 1039.995930][ C0] RBP: 00007ffe42e9c7b0 R08: 0000000000000000 R09: 0000000000000000
[ 1039.995931][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1039.995932][ C0] R13: 0000561aeaead010 R14: 0000000000000001 R15: 0000561aeaeec4f0
[ 1039.995938][ C0]
[ 1039.995939][ C0] handlers:
[ 1040.005242][ C0] [] serial8250_interrupt
[ 1040.005662][ C0] Disabling IRQ #51